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Created page with "{| class="wikitable sortable" ! A !! !! |- | || || |- | AA || Anti-aircraft || |- | Automobile Association || || |- | Architectural Association || || |- | Augustinians of the Assumption || || |- | Associate in Arts || || |- | AAA || Amateur Athletic Association || |- | American Accounting Association || || |- | Abdominal Aortic Aneurysm || || |- | AAAL || American Academy of Arts and Letters || |- | AA&QMG || Assistant Adjutant and Quartermaster-Gener..."
 
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'''Source''': https://www.ukwhoswho.com/page/1922 (retrieved: 2024-01-15)
{| class="wikitable sortable"
{| class="wikitable sortable"
! A !!  !!  
! Abbreviation !! Meaning
|-
|-
| ||  ||  
| A ||  
|-
|-
| AA || Anti-aircraft ||  
| ||  
|-
|-
| Automobile Association ||  ||  
| AA || Anti-aircraft
|-
|-
| Architectural Association ||  ||  
| Automobile Association ||  
|-
|-
| Augustinians of the Assumption ||  ||  
| Architectural Association ||  
|-
|-
| Associate in Arts ||  ||  
| Augustinians of the Assumption ||  
|-
|-
| AAA || Amateur Athletic Association ||  
| Associate in Arts ||  
|-
|-
| American Accounting Association ||  ||  
| AAA || Amateur Athletic Association
|-
|-
| Abdominal Aortic Aneurysm ||  ||  
| American Accounting Association ||  
|-
|-
| AAAL || American Academy of Arts and Letters ||  
| Abdominal Aortic Aneurysm ||  
|-
|-
| AA&QMG || Assistant Adjutant and Quartermaster-General ||
| AAAL || American Academy of Arts and Letters
|-
|-
| AAArb || Member, Association of Arbitrators (South Africa) ||  
| AA&QMG || Assistant Adjutant and Quartermaster-General
|-
|-
| AAAS || American Association for the Advancement of Science ||
| AAArb || Member, Association of Arbitrators (South Africa)
|-
|-
| AABC || (Register of) Architects Accredited in Building Conservation ||
| AAAS || American Association for the Advancement of Science
|-
|-
| AAC || Army Air Corps ||  
| AABC || (Register of) Architects Accredited in Building Conservation
|-
|-
| Amateur Athletic Club ||  ||  
| AAC || Army Air Corps
|-
|-
| AADB || Accountancy and Actuarial Discipline Board ||  
| Amateur Athletic Club ||  
|-
|-
| AAF || Auxiliary Air Force (now see RAuxAF) ||  
| AADB || Accountancy and Actuarial Discipline Board
|-
|-
| AAFCE || Allied Air Forces in Central Europe ||
| AAF || Auxiliary Air Force (now see RAuxAF)
|-
|-
| AAG || Assistant Adjutant-General ||  
| AAFCE || Allied Air Forces in Central Europe
|-
|-
| AAI || Associate, Chartered Auctioneers’ and Estate Agents’ Institute (later, after amalgamation, ARICS) ||  
| AAG || Assistant Adjutant-General
|-
|-
| AAIL || American Academy and Institute of Arts and Letters (now see AAAL) ||
| AAI || Associate, Chartered Auctioneers’ and Estate Agents’ Institute (later, after amalgamation, ARICS)
|-
|-
| AAMC || Australian Army Medical Corps (now see RAAMC) ||
| AAIL || American Academy and Institute of Arts and Letters (now see AAAL)
|-
|-
| A&AEE || Aeroplane and Armament Experimental Establishment ||  
| AAMC || Australian Army Medical Corps (now see RAAMC)
|-
|-
| A&E || Accident and Emergency ||
| A&AEE || Aeroplane and Armament Experimental Establishment
|-
|-
| A&R || Artists and Repertoire ||
| A&E || Accident and Emergency
|-
|-
| A and SH || Argyll and Sutherland Highlanders ||
| A&R || Artists and Repertoire
|-
|-
| AAPS || Aquatic and Atmospheric Physical Sciences ||
| A and SH || Argyll and Sutherland Highlanders
|-
|-
| AAS || American Astronomical Society ||  
| AAPS || Aquatic and Atmospheric Physical Sciences
|-
|-
| AASA || Associate, Australian Society of Accountants (now see FCPA) ||
| AAS || American Astronomical Society
|-
|-
| AASC || Australian Army Service Corps ||
| AASA || Associate, Australian Society of Accountants (now see FCPA)
|-
|-
| AATSE || Australian Academy of Technological Sciences and Engineering ||
| AASC || Australian Army Service Corps
|-
|-
| AAUQ || Associate in Accountancy, University of Queensland ||
| AATSE || Australian Academy of Technological Sciences and Engineering
|-
|-
| AB || Bachelor of Arts (US) ||
| AAUQ || Associate in Accountancy, University of Queensland
|-
|-
| able-bodied seaman ||  ||  
| AB || Bachelor of Arts (US)
|-
|-
| airborne ||  ||  
| able-bodied seaman ||  
|-
|-
| Alberta (postal) ||  ||  
| airborne ||  
|-
|-
| ABA || Amateur Boxing Association ||  
| Alberta (postal) ||  
|-
|-
| Antiquarian Booksellers’ Association ||  ||  
| ABA || Amateur Boxing Association
|-
|-
| American Bar Association ||  ||  
| Antiquarian Booksellers’ Association ||  
|-
|-
| ABAE || Amateur Boxing Association of England ||  
| American Bar Association ||  
|-
|-
| ABBSI || Associate Member, British Boot and Shoe Institute ||  
| ABAE || Amateur Boxing Association of England
|-
|-
| ABC || Australian Broadcasting Commission ||  
| ABBSI || Associate Member, British Boot and Shoe Institute
|-
|-
| American Broadcasting Companies ||  ||  
| ABC || Australian Broadcasting Commission
|-
|-
| Amateur Boxing Club ||  ||  
| American Broadcasting Companies ||  
|-
|-
| Associate, Birmingham Conservatoire ||  ||  
| Amateur Boxing Club ||  
|-
|-
| Accredited Business Communicator ||  ||  
| Associate, Birmingham Conservatoire ||  
|-
|-
| ABCC || Association of British Chambers of Commerce ||  
| Accredited Business Communicator ||  
|-
|-
| ABF || Army Benevolent Fund ||  
| ABCC || Association of British Chambers of Commerce
|-
|-
| ABI || Association of British Insurers ||  
| ABF || Army Benevolent Fund
|-
|-
| ABIPP || Associate, British Institute of Professional Photography ||
| ABI || Association of British Insurers
|-
|-
| ABM || Advisory Board of Ministry ||
| ABIPP || Associate, British Institute of Professional Photography
|-
|-
| ABNM || American Board of Nuclear Medicine ||
| ABM || Advisory Board of Ministry
|-
|-
| ABP || Associated British Ports ||  
| ABNM || American Board of Nuclear Medicine
|-
|-
| Abp || Archbishop ||  
| ABP || Associated British Ports
|-
|-
| ABPI || Association of British Pharmaceutical Industry ||  
| Abp || Archbishop
|-
|-
| ABPsS || Associate, British Psychological Society (now see AFBPsS) ||
| ABPI || Association of British Pharmaceutical Industry
|-
|-
| ABRC || Advisory Board for the Research Councils ||  
| ABPsS || Associate, British Psychological Society (now see AFBPsS)
|-
|-
| ABSA || Association for Business Sponsorship of the Arts ||
| ABRC || Advisory Board for the Research Councils
|-
|-
| ABSM || Associate, Birmingham and Midland Institute School of Music ||
| ABSA || Association for Business Sponsorship of the Arts
|-
|-
| ABTA || Association of British Travel Agents ||
| ABSM || Associate, Birmingham and Midland Institute School of Music
|-
|-
| AC || Companion, Order of Australia ||
| ABTA || Association of British Travel Agents
|-
|-
| Ante Christum (before Christ) ||  ||  
| AC || Companion, Order of Australia
|-
|-
| ACA || Associate, Institute of Chartered Accountants ||  
| Ante Christum (before Christ) ||  
|-
|-
| Acad. || Academy ||  
| ACA || Associate, Institute of Chartered Accountants
|-
|-
| ACARD || Advisory Council for Applied Research and Development ||  
| Acad. || Academy
|-
|-
| ACAS || Advisory, Conciliation and Arbitration Service ||
| ACARD || Advisory Council for Applied Research and Development
|-
|-
| Assistant Chief of the Air Staff ||  ||  
| ACAS || Advisory, Conciliation and Arbitration Service
|-
|-
| ACC || Association of County Councils ||  
| Assistant Chief of the Air Staff ||  
|-
|-
| Anglican Consultative Council ||  ||  
| ACC || Association of County Councils
|-
|-
| ACCA || Associate, Association of Chartered Certified Accountants (formerly Chartered Association of Certified Accountants) ||  
| Anglican Consultative Council ||  
|-
|-
| ACCE || Association of County Chief Executives ||
| ACCA || Associate, Association of Chartered Certified Accountants (formerly Chartered Association of Certified Accountants)
|-
|-
| ACCEL || American College of Cardiology Extended Learning ||
| ACCE || Association of County Chief Executives
|-
|-
| ACCM || Advisory Council for the Church’s Ministry (now see ABM) ||  
| ACCEL || American College of Cardiology Extended Learning
|-
|-
| ACCT || Army Cadet Charitable Trust ||  
| ACCM || Advisory Council for the Church’s Ministry (now see ABM)
|-
|-
| AcDip || Academic Diploma in the History of Art ||  
| ACCT || Army Cadet Charitable Trust
|-
|-
| AcDipEd || Academic Diploma in Education ||
| AcDip || Academic Diploma in the History of Art
|-
|-
| ACDP || Australian Committee of Directors and Principals ||  
| AcDipEd || Academic Diploma in Education
|-
|-
| ACDS || Assistant Chief of Defence Staff ||
| ACDP || Australian Committee of Directors and Principals
|-
|-
| ACE || Association of Consulting Engineers ||
| ACDS || Assistant Chief of Defence Staff
|-
|-
| Member, Association of Conference Executives ||  ||
| ACE || Association of Consulting Engineers
|-
|-
| Allied Command Europe ||  ||  
| Member, Association of Conference Executives ||  
|-
|-
| ACENVO || Association of Chief Executives of National Voluntary Organisations (now see ACEVO) ||  
| Allied Command Europe ||  
|-
|-
| ACEO || Association of Chief Education Officers ||
| ACENVO || Association of Chief Executives of National Voluntary Organisations (now see ACEVO)
|-
|-
| ACEVO || Association of Chief Executives of Voluntary Organisations ||
| ACEO || Association of Chief Education Officers
|-
|-
| ACF || Army Cadet Force ||  
| ACEVO || Association of Chief Executives of Voluntary Organisations
|-
|-
| ACFA || Army Cadet Force Association ||
| ACF || Army Cadet Force
|-
|-
| ACFAS || Association Canadienne-Française pour l’avancement des sciences ||
| ACFA || Army Cadet Force Association
|-
|-
| ACFHE || Association of Colleges for Further and Higher Education ||
| ACFAS || Association Canadienne-Française pour l’avancement des sciences
|-
|-
| ACG || Assistant Chaplain-General ||  
| ACFHE || Association of Colleges for Further and Higher Education
|-
|-
| ACGI || Associate, City and Guilds of London Institute ||  
| ACG || Assistant Chaplain-General
|-
|-
| ACGS || Assistant Chief of the General Staff ||
| ACGI || Associate, City and Guilds of London Institute
|-
|-
| ACI || Airports Council International (Europe) ||  
| ACGS || Assistant Chief of the General Staff
|-
|-
| ACIArb || Associate, Chartered Institute of Arbitrators ||  
| ACI || Airports Council International (Europe)
|-
|-
| ACIB || Associate, Chartered Institute of Bankers ||
| ACIArb || Associate, Chartered Institute of Arbitrators
|-
|-
| ACIBS || Associate, Chartered Institute of Bankers in Scotland ||
| ACIB || Associate, Chartered Institute of Bankers
|-
|-
| ACIEA || Associate, Chartered Institute of Educational Assessors ||
| ACIBS || Associate, Chartered Institute of Bankers in Scotland
|-
|-
| ACIHort || Associate, Chartered Institute of Horticulture ||
| ACIEA || Associate, Chartered Institute of Educational Assessors
|-
|-
| ACII || Associate, Chartered Insurance Institute ||
| ACIHort || Associate, Chartered Institute of Horticulture
|-
|-
| ACIM || Associate, Chartered Institute of Marketing ||
| ACII || Associate, Chartered Insurance Institute
|-
|-
| ACIPP || Associate, Chartered Institute of Payroll Professionals ||
| ACIM || Associate, Chartered Institute of Marketing
|-
|-
| ACIS || Associate, Institute of Chartered Secretaries and Administrators (formerly Chartered Institute of Secretaries) ||
| ACIPP || Associate, Chartered Institute of Payroll Professionals
|-
|-
| ACLS || American Council of Learned Societies ||
| ACIS || Associate, Institute of Chartered Secretaries and Administrators (formerly Chartered Institute of Secretaries)
|-
|-
| ACM || Association of Computing Machinery ||
| ACLS || American Council of Learned Societies
|-
|-
| ACMA || Associate, Chartered Institute of Management Accountants (formerly Institute of Cost and Management Accountants) ||
| ACM || Association of Computing Machinery
|-
|-
| ACMI || Associate, Chartered Management Institute ||
| ACMA || Associate, Chartered Institute of Management Accountants (formerly Institute of Cost and Management Accountants)
|-
|-
| ACNS || Assistant Chief of Naval Staff ||  
| ACMI || Associate, Chartered Management Institute
|-
|-
| ACommA || Associate, Society of Commercial Accountants (now see ASCA) ||
| ACNS || Assistant Chief of Naval Staff
|-
|-
| ACORD || Advisory Committee on Research and Development ||  
| ACommA || Associate, Society of Commercial Accountants (now see ASCA)
|-
|-
| ACOS || Assistant Chief of Staff ||  
| ACORD || Advisory Committee on Research and Development
|-
|-
| ACOST || Advisory Council on Science and Technology ||  
| ACOS || Assistant Chief of Staff
|-
|-
| ACP || Association of Clinical Pathologists ||  
| ACOST || Advisory Council on Science and Technology
|-
|-
| Associate, College of Preceptors ||  ||  
| ACP || Association of Clinical Pathologists
|-
|-
| African/Caribbean/Pacific ||  ||  
| Associate, College of Preceptors ||  
|-
|-
| ACPO || Association of Chief Police Officers ||  
| African/Caribbean/Pacific ||  
|-
|-
| ACR || Accredited Conservator-Restorer ||  
| ACPO || Association of Chief Police Officers
|-
|-
| ACRE || Action with Rural Communities in England ||  
| ACR || Accredited Conservator-Restorer
|-
|-
| ACS || American Chemical Society ||  
| ACRE || Action with Rural Communities in England
|-
|-
| Additional Curates Society ||  ||  
| ACS || American Chemical Society
|-
|-
| acsc || passed Advanced Command and Staff Course ||  
| Additional Curates Society ||  
|-
|-
| ACSM || Associate, Camborne School of Mines ||  
| acsc || passed Advanced Command and Staff Course
|-
|-
| AcSS || Member, Academy of Learned Societies for the Social Sciences (now see FAcSS) ||
| ACSM || Associate, Camborne School of Mines
|-
|-
| ACT || Australian Capital Territory ||  
| AcSS || Member, Academy of Learned Societies for the Social Sciences (now see FAcSS)
|-
|-
| Australian College of Theology ||  ||  
| ACT || Australian Capital Territory
|-
|-
| Associate, College of Technology ||  ||  
| Australian College of Theology ||  
|-
|-
| Association of Corporate Treasurers ||  ||  
| Associate, College of Technology ||  
|-
|-
| ACTT || Association of Cinematograph, Television and Allied Technicians ||  
| Association of Corporate Treasurers ||  
|-
|-
| ACTU || Australian Council of Trade Unions ||
| ACTT || Association of Cinematograph, Television and Allied Technicians
|-
|-
| ACU || Association of Commonwealth Universities ||
| ACTU || Australian Council of Trade Unions
|-
|-
| ACWA || Associate, Institute of Cost and Works Accountants (now see ACMA) ||
| ACU || Association of Commonwealth Universities
|-
|-
| AD || Dame of the Order of Australia ||
| ACWA || Associate, Institute of Cost and Works Accountants (now see ACMA)
|-
|-
| Anno Domini (in the year of the Lord) ||  ||
| AD || Dame of the Order of Australia
|-
|-
| Air Defence ||  ||  
| Anno Domini (in the year of the Lord) ||  
|-
|-
| ADAS || Agricultural Development and Advisory Service ||  
| Air Defence ||  
|-
|-
| ADASS || Association of Directors of Adult Social Services ||  
| ADAS || Agricultural Development and Advisory Service
|-
|-
| ADB || Asian Development Bank ||  
| ADASS || Association of Directors of Adult Social Services
|-
|-
| Associate of the Drama Board (Education) ||  ||  
| ADB || Asian Development Bank
|-
|-
| ADC || Aide-de-camp ||  
| Associate of the Drama Board (Education) ||  
|-
|-
| Association of District Councils ||  ||  
| ADC || Aide-de-camp
|-
|-
| ADCM || Archbishop of Canterbury’s Diploma in Church Music ||  
| Association of District Councils ||  
|-
|-
| AD Corps || Army Dental Corps (now RADC) ||  
| ADCM || Archbishop of Canterbury’s Diploma in Church Music
|-
|-
| ADC(P) || Personal Aide-de-camp to HM The Queen ||
| AD Corps || Army Dental Corps (now RADC)
|-
|-
| ADEME || Assistant Director Electrical and Mechanical Engineering ||  
| ADC(P) || Personal Aide-de-camp to HM The Queen
|-
|-
| Ad eund || Ad eundem gradum ||  
| ADEME || Assistant Director Electrical and Mechanical Engineering
|-
|-
| and see under aeg ||  ||  
| Ad eund || Ad eundem gradum
|-
|-
| ADGMS || Assistant Director-General of Medical Services ||  
| and see under aeg ||  
|-
|-
| ADipC || Advanced Postgraduate Diploma in Management Consulting ||  
| ADGMS || Assistant Director-General of Medical Services
|-
|-
| Adjt || Adjutant ||  
| ADipC || Advanced Postgraduate Diploma in Management Consulting
|-
|-
| ADJAG || Assistant Deputy Judge Advocate General ||  
| Adjt || Adjutant
|-
|-
| ADM || Advanced Diploma in Midwifery ||  
| ADJAG || Assistant Deputy Judge Advocate General
|-
|-
| Adm. || Admiral ||  
| ADM || Advanced Diploma in Midwifery
|-
|-
| ADMS || Assistant Director of Medical Services ||  
| Adm. || Admiral
|-
|-
| ADOS || Assistant Director of Ordnance Services ||
| ADMS || Assistant Director of Medical Services
|-
|-
| ADP || Automatic Data Processing ||  
| ADOS || Assistant Director of Ordnance Services
|-
|-
| ADPA || Associate Diploma of Public Administration ||  
| ADP || Automatic Data Processing
|-
|-
| ADS&T || Assistant Director of Supplies and Transport ||
| ADPA || Associate Diploma of Public Administration
|-
|-
| ADSS || Association of Directors of Social Services ||
| ADS&T || Assistant Director of Supplies and Transport
|-
|-
| ADSW || Association of Directors of Social Work ||
| ADSS || Association of Directors of Social Services
|-
|-
| Adv. || Advisory ||  
| ADSW || Association of Directors of Social Work
|-
|-
| AdvCert || Advanced Certificate ||  
| Adv. || Advisory
|-
|-
| Advocate ||  ||  
| AdvCert || Advanced Certificate
|-
|-
| AdvDip || Advanced Diploma ||  
| Advocate ||  
|-
|-
| ADVS || Assistant Director of Veterinary Services ||  
| AdvDip || Advanced Diploma
|-
|-
| ADWE&M || Assistant Director of Works, Electrical and Mechanical ||
| ADVS || Assistant Director of Veterinary Services
|-
|-
| AE || Air Efficiency Award ||  
| ADWE&M || Assistant Director of Works, Electrical and Mechanical
|-
|-
| AEA || Atomic Energy Authority ||  
| AE || Air Efficiency Award
|-
|-
| Air Efficiency Award (now see AE) ||  ||  
| AEA || Atomic Energy Authority
|-
|-
| American Economic Association ||  ||  
| Air Efficiency Award (now see AE) ||  
|-
|-
| AEAF || Allied Expeditionary Air Force ||  
| American Economic Association ||  
|-
|-
| AEC || Agriculture Executive Council ||  
| AEAF || Allied Expeditionary Air Force
|-
|-
| Army Educational Corps (now see RAEC) ||  ||  
| AEC || Agriculture Executive Council
|-
|-
| Atomic Energy Commission ||  ||  
| Army Educational Corps (now see RAEC) ||  
|-
|-
| AEE || Atomic Energy Establishment ||  
| Atomic Energy Commission ||  
|-
|-
| AEEU || Amalgamated Engineering and Electrical Union ||  
| AEE || Atomic Energy Establishment
|-
|-
| AEF || Amalgamated Union of Engineering and Foundry Workers (later AEU, then AEEU) ||
| AEEU || Amalgamated Engineering and Electrical Union
|-
|-
| American Expeditionary Forces ||  ||  
| AEF || Amalgamated Union of Engineering and Foundry Workers (later AEU, then AEEU)
|-
|-
| Air Experience Flight ||  ||  
| American Expeditionary Forces ||  
|-
|-
| aeg || ad eundem gradum (to the same degree-of the admission of a graduate of one university to the same degree at another without examination) ||  
| Air Experience Flight ||  
|-
|-
| AEI || Associated Electrical Industries ||  
| aeg || ad eundem gradum (to the same degree-of the admission of a graduate of one university to the same degree at another without examination)
|-
|-
| AELTC || All England Lawn Tennis Club ||  
| AEI || Associated Electrical Industries
|-
|-
| AEM || Air Efficiency Medal ||  
| AELTC || All England Lawn Tennis Club
|-
|-
| AER || Army Emergency Reserve ||  
| AEM || Air Efficiency Medal
|-
|-
| AERE || Atomic Energy Research Establishment (Harwell) ||  
| AER || Army Emergency Reserve
|-
|-
| Æt. || Ætat. ||  
| AERE || Atomic Energy Research Establishment (Harwell)
|-
|-
| Ætatis (aged) ||  ||  
| Æt. || Ætat.
|-
|-
| AEU || Amalgamated Engineering Union (later AEEU) ||  
| Ætatis (aged) ||  
|-
|-
| AEWVH || Association for the Education and Welfare of the Visually Handicapped ||  
| AEU || Amalgamated Engineering Union (later AEEU)
|-
|-
| AF || Admiral of the Fleet ||
| AEWVH || Association for the Education and Welfare of the Visually Handicapped
|-
|-
| AFB || Air Force Base ||  
| AF || Admiral of the Fleet
|-
|-
| AFBPsS || Associate Fellow, British Psychological Society ||  
| AFB || Air Force Base
|-
|-
| AFC || Air Force Cross ||  
| AFBPsS || Associate Fellow, British Psychological Society
|-
|-
| Association Football Club ||  ||  
| AFC || Air Force Cross
|-
|-
| AFCEA || Armed Forces Communications and Electronics Association ||  
| Association Football Club ||  
|-
|-
| AFCENT || Allied Forces in Central Europe ||
| AFCEA || Armed Forces Communications and Electronics Association
|-
|-
| AFD || Doctor of Fine Arts (US) ||  
| AFCENT || Allied Forces in Central Europe
|-
|-
| AFDS || Air Fighting Development Squadron ||  
| AFD || Doctor of Fine Arts (US)
|-
|-
| AFGE || Associate Fellow, Guild of Glass Engravers ||  
| AFDS || Air Fighting Development Squadron
|-
|-
| AFHQ || Allied Force Headquarters ||  
| AFGE || Associate Fellow, Guild of Glass Engravers
|-
|-
| AFI || American Film Institute ||  
| AFHQ || Allied Force Headquarters
|-
|-
| AFIAP || Artiste, Fédération Internationale de l’Art Photographique ||  
| AFI || American Film Institute
|-
|-
| AFIAS || Associate Fellow, Institute of Aeronautical Sciences (US) (now see AFAIAA) ||
| AFIAP || Artiste, Fédération Internationale de l’Art Photographique
|-
|-
| AFIMA || Associate Fellow, Institute of Mathematics and its Applications ||
| AFIAS || Associate Fellow, Institute of Aeronautical Sciences (US) (now see AFAIAA)
|-
|-
| AFM || Air Force Medal ||  
| AFIMA || Associate Fellow, Institute of Mathematics and its Applications
|-
|-
| AFNORTH || Allied Forces in Northern Europe ||  
| AFM || Air Force Medal
|-
|-
| AFOM || Associate, Faculty of Occupational Medicine ||  
| AFNORTH || Allied Forces in Northern Europe
|-
|-
| AFRAeS || Associate Fellow, Royal Aeronautical Society (now see MRAeS) ||
| AFOM || Associate, Faculty of Occupational Medicine
|-
|-
| AFRC || Agricultural and Food Research Council (now see BBSRC) ||
| AFRAeS || Associate Fellow, Royal Aeronautical Society (now see MRAeS)
|-
|-
| AFRHistS || Associate Fellow, Royal Historical Society ||  
| AFRC || Agricultural and Food Research Council (now see BBSRC)
|-
|-
| AFSOUTH || Allied Forces in Southern Europe ||  
| AFRHistS || Associate Fellow, Royal Historical Society
|-
|-
| AFV || Armoured Fighting Vehicles ||  
| AFSOUTH || Allied Forces in Southern Europe
|-
|-
| AG || Attorney-General ||  
| AFV || Armoured Fighting Vehicles
|-
|-
| AGARD || Advisory Group for Aerospace Research and Development ||  
| AG || Attorney-General
|-
|-
| AGAvA || Associate, Guild of Aviation Artists ||  
| AGARD || Advisory Group for Aerospace Research and Development
|-
|-
| AGC || Adjutant General’s Corps ||  
| AGAvA || Associate, Guild of Aviation Artists
|-
|-
| AGI || Alliance Graphique Internationale ||  
| AGC || Adjutant General’s Corps
|-
|-
| Associate, Institute of Certificated Grocers ||  ||  
| AGI || Alliance Graphique Internationale
|-
|-
| AGR || Advanced Gas-cooled Reactor ||  
| Associate, Institute of Certificated Grocers ||  
|-
|-
| AGRA || Army Group Royal Artillery ||  
| AGR || Advanced Gas-cooled Reactor
|-
|-
| Association of Genealogists and Record Agents ||  ||  
| AGRA || Army Group Royal Artillery
|-
|-
| AGRI || Animal Genetic Resources Information ||  
| Association of Genealogists and Record Agents ||  
|-
|-
| AGSM || Associate, Guildhall School of Music and Drama ||  
| AGRI || Animal Genetic Resources Information
|-
|-
| Australian Graduate School of Management ||  ||
| AGSM || Associate, Guildhall School of Music and Drama
|-
|-
| AHA || Area Health Authority ||  
| Australian Graduate School of Management ||  
|-
|-
| American Hospitals Association ||  ||  
| AHA || Area Health Authority
|-
|-
| Associate, Institute of Health Service Administrators (later AHSM) ||  ||  
| American Hospitals Association ||  
|-
|-
| AHA(T) || Area Health Authority (Teaching) ||  
| Associate, Institute of Health Service Administrators (later AHSM) ||  
|-
|-
| AHI || Association of Heritage Interpretation ||  
| AHA(T) || Area Health Authority (Teaching)
|-
|-
| AHQ || Army Headquarters ||  
| AHI || Association of Heritage Interpretation
|-
|-
| AHRB || Arts and Humanities Research Board (now see AHRC) ||  
| AHQ || Army Headquarters
|-
|-
| AHRC || Arts and Humanities Research Council ||
| AHRB || Arts and Humanities Research Board (now see AHRC)
|-
|-
| AHSM || Associate, Institute of Health Services Management ||  
| AHRC || Arts and Humanities Research Council
|-
|-
| ai || ad interim ||  
| AHSM || Associate, Institute of Health Services Management
|-
|-
| AI || Artificial Intelligence ||  
| ai || ad interim
|-
|-
| AIA || Associate, Institute of Actuaries ||  
| AI || Artificial Intelligence
|-
|-
| American Institute of Architects ||  ||
| AIA || Associate, Institute of Actuaries
|-
|-
| Association of International Artists ||  ||  
| American Institute of Architects ||  
|-
|-
| AIAA || American Institute of Aeronautics and Astronautics ||  
| Association of International Artists ||  
|-
|-
| AIACE || Association Internationale des Anciens des Communautés Européennes ||  
| AIAA || American Institute of Aeronautics and Astronautics
|-
|-
| AIAgrE || Associate, Institution of Agricultural Engineers ||  
| AIACE || Association Internationale des Anciens des Communautés Européennes
|-
|-
| AIAS || Associate Surveyor Member, Incorporated Association of Architects and Surveyors ||
| AIAgrE || Associate, Institution of Agricultural Engineers
|-
|-
| AIB || Associate, Institute of Bankers (now see ACIB) ||
| AIAS || Associate Surveyor Member, Incorporated Association of Architects and Surveyors
|-
|-
| AIBD || Associate, Institute of British Decorators ||
| AIB || Associate, Institute of Bankers (now see ACIB)
|-
|-
| AIC || Agricultural Improvement Council ||  
| AIBD || Associate, Institute of British Decorators
|-
|-
| Associate of the Institute of Chemistry (later ARIC, MRIC; now see MRSC) ||  ||  
| AIC || Agricultural Improvement Council
|-
|-
| aic || armour infantry course ||  
| Associate of the Institute of Chemistry (later ARIC, MRIC; now see MRSC) ||  
|-
|-
| AICA || Associate Member, Commonwealth Institute of Accountants ||  
| aic || armour infantry course
|-
|-
| Association Internationale des Critiques d’Art ||  ||  
| AICA || Associate Member, Commonwealth Institute of Accountants
|-
|-
| AICE || Associate, Institution of Civil Engineers ||  
| Association Internationale des Critiques d’Art ||  
|-
|-
| AIChE || American Institute of Chemical Engineers ||
| AICE || Associate, Institution of Civil Engineers
|-
|-
| AICPA || American Institute of Certified Public Accountants ||
| AIChE || American Institute of Chemical Engineers
|-
|-
| AICS || Associate, Institute of Chartered Shipbrokers ||
| AICPA || American Institute of Certified Public Accountants
|-
|-
| AID || Artificial Insemination by Donor ||  
| AICS || Associate, Institute of Chartered Shipbrokers
|-
|-
| AIDB || Accountancy Investigation and Discipline Board (now see AADB) ||  
| AID || Artificial Insemination by Donor
|-
|-
| AIDS || Acquired Immunity Deficiency Syndrome ||  
| AIDB || Accountancy Investigation and Discipline Board (now see AADB)
|-
|-
| AIE || Associate, Institute of Education ||  
| AIDS || Acquired Immunity Deficiency Syndrome
|-
|-
| AIEE || Associate, Institution of Electrical Engineers ||
| AIE || Associate, Institute of Education
|-
|-
| AIF || Australian Imperial Forces ||  
| AIEE || Associate, Institution of Electrical Engineers
|-
|-
| AIFireE || Associate, Institution of Fire Engineers ||  
| AIF || Australian Imperial Forces
|-
|-
| AIG || Adjutant-Inspector-General ||  
| AIFireE || Associate, Institution of Fire Engineers
|-
|-
| AIH || Associate, Institute of Housing ||  
| AIG || Adjutant-Inspector-General
|-
|-
| AIHort || Associate, Institute of Horticulture (now see ACIHort) ||
| AIH || Associate, Institute of Housing
|-
|-
| AIIA || Associate, Insurance Institute of America ||
| AIHort || Associate, Institute of Horticulture (now see ACIHort)
|-
|-
| Associate, Indian Institute of Architects ||  ||
| AIIA || Associate, Insurance Institute of America
|-
|-
| AIIMR || Associate, Institute of Investment Management and Research (later ASIP; now see CFA) ||  
| Associate, Indian Institute of Architects ||  
|-
|-
| AIIRA || Associate, International Industrial Relations Association ||
| AIIMR || Associate, Institute of Investment Management and Research (later ASIP; now see CFA)
|-
|-
| AIL || Associate, Institute of Linguists ||
| AIIRA || Associate, International Industrial Relations Association
|-
|-
| AILA || Associate, Institute of Landscape Architects (later ALI) ||
| AIL || Associate, Institute of Linguists
|-
|-
| AIM || Associate, Institution of Metallurgists (later MIM) ||
| AILA || Associate, Institute of Landscape Architects (later ALI)
|-
|-
| Australian Institute of Management ||  ||  
| AIM || Associate, Institution of Metallurgists (later MIM)
|-
|-
| Alternative Investment Market ||  ||  
| Australian Institute of Management ||  
|-
|-
| Advanced Institute of Management Research ||  ||  
| Alternative Investment Market ||  
|-
|-
| AIMarE || Associate, Institute of Marine Engineers ||  
| Advanced Institute of Management Research ||  
|-
|-
| AIMBE || American Institute for Medical and Biological Engineering ||
| AIMarE || Associate, Institute of Marine Engineers
|-
|-
| AIMC || Associate, Institute of Management Consultants ||
| AIMBE || American Institute for Medical and Biological Engineering
|-
|-
| AIME || American Institute of Mechanical Engineers ||
| AIMC || Associate, Institute of Management Consultants
|-
|-
| AIMgt || Associate, Institute of Management (now see ACMI) ||
| AIME || American Institute of Mechanical Engineers
|-
|-
| AIMMM || Associate, Institute of Materials, Minerals and Mining ||
| AIMgt || Associate, Institute of Management (now see ACMI)
|-
|-
| AIMSW || Associate, Institute of Medical Social Work ||
| AIMMM || Associate, Institute of Materials, Minerals and Mining
|-
|-
| AInstP || Associate, Institute of Physics ||
| AIMSW || Associate, Institute of Medical Social Work
|-
|-
| AIP || Association of Independent Producers ||
| AInstP || Associate, Institute of Physics
|-
|-
| American Institute of Physics ||  ||  
| AIP || Association of Independent Producers
|-
|-
| AIPR || Associate, Institute of Public Relations ||  
| American Institute of Physics ||  
|-
|-
| AIQS || Associate Member, Institute of Quantity Surveyors ||
| AIPR || Associate, Institute of Public Relations
|-
|-
| AIRCENT || Allied Air Forces Central Europe ||  
| AIQS || Associate Member, Institute of Quantity Surveyors
|-
|-
| AIRTO || Association of Independent Research and Technology Organizations ||  
| AIRCENT || Allied Air Forces Central Europe
|-
|-
| AIS || Associate, Institute of Statisticians (later MIS) ||
| AIRTO || Association of Independent Research and Technology Organizations
|-
|-
| AIStructE || Associate, Institution of Structural Engineers ||
| AIS || Associate, Institute of Statisticians (later MIS)
|-
|-
| AITP || Associate, Institute of Town Planners, India ||
| AIStructE || Associate, Institution of Structural Engineers
|-
|-
| AJAG || Assistant Judge Advocate General ||  
| AITP || Associate, Institute of Town Planners, India
|-
|-
| AJEX || Association of Jewish Ex-Service Men and Women ||  
| AJAG || Assistant Judge Advocate General
|-
|-
| AK || Knight, Order of Australia ||
| AJEX || Association of Jewish Ex-Service Men and Women
|-
|-
| Alaska (postal) ||  ||  
| AK || Knight, Order of Australia
|-
|-
| AKC || Associate, King’s College London ||  
| Alaska (postal) ||  
|-
|-
| AL || Alabama (postal) ||  
| AKC || Associate, King’s College London
|-
|-
| ALA || Associate, Library Association (now see MCLIP) ||
| AL || Alabama (postal)
|-
|-
| Association of London Authorities ||  ||  
| ALA || Associate, Library Association (now see MCLIP)
|-
|-
| Ala || Alabama ||  
| Association of London Authorities ||  
|-
|-
| ALAA || Associate, Library Association of Australia ||  
| Ala || Alabama
|-
|-
| ALAI || Associate, Library Association of Ireland ||
| ALAA || Associate, Library Association of Australia
|-
|-
| ALAM || Associate, London Academy of Music and Dramatic Art ||
| ALAI || Associate, Library Association of Ireland
|-
|-
| ALCD || Associate, London College of Divinity ||
| ALAM || Associate, London Academy of Music and Dramatic Art
|-
|-
| ALCM || Associate, London College of Music ||
| ALCD || Associate, London College of Divinity
|-
|-
| ALCM (TD) || Associate, London College of Music (Teaching Diploma) ||
| ALCM || Associate, London College of Music
|-
|-
| ALCS || Authors’ Licensing and Collecting Society (formerly Authors’ Lending and Copyright Society) ||
| ALCM (TD) || Associate, London College of Music (Teaching Diploma)
|-
|-
| ALI || Argyll Light Infantry ||  
| ALCS || Authors’ Licensing and Collecting Society (formerly Authors’ Lending and Copyright Society)
|-
|-
| Associate, Landscape Institute (now see MLI) ||  ||  
| ALI || Argyll Light Infantry
|-
|-
| ALICE || Autistic and Language Impaired Children’s Education ||  
| Associate, Landscape Institute (now see MLI) ||  
|-
|-
| ALLC || Association for Literary and Linguistic Computing ||
| ALICE || Autistic and Language Impaired Children’s Education
|-
|-
| ALM || Master of Liberal Arts ||  
| ALLC || Association for Literary and Linguistic Computing
|-
|-
| ALP || Australian Labor Party ||  
| ALM || Master of Liberal Arts
|-
|-
| ALPSP || Association of Learned and Professional Society Publishers ||  
| ALP || Australian Labor Party
|-
|-
| ALS || Associate, Linnean Society ||
| ALPSP || Association of Learned and Professional Society Publishers
|-
|-
| Amyotrophic Lateral Sclerosis ||  ||  
| ALS || Associate, Linnean Society
|-
|-
| Alta || Alberta ||  
| Amyotrophic Lateral Sclerosis ||  
|-
|-
| ALVA || Association of Leading Visitor Attractions ||  
| Alta || Alberta
|-
|-
| AM || Albert Medal ||  
| ALVA || Association of Leading Visitor Attractions
|-
|-
| Member, Order of Australia ||  ||  
| AM || Albert Medal
|-
|-
| Master of Arts (US) ||  ||  
| Member, Order of Australia ||  
|-
|-
| Alpes Maritimes ||  ||  
| Master of Arts (US) ||  
|-
|-
| AMA || Association of Metropolitan Authorities ||  
| Alpes Maritimes ||  
|-
|-
| Assistant Masters Association (later AMMA, now see ATL) ||  ||  
| AMA || Association of Metropolitan Authorities
|-
|-
| Associate, Museums Association ||  ||  
| Assistant Masters Association (later AMMA, now see ATL) ||  
|-
|-
| Australian Medical Association ||  ||  
| Associate, Museums Association ||  
|-
|-
| AMARC || Associated Marine and Related Charities ||  
| Australian Medical Association ||  
|-
|-
| Amb. || Ambulance ||  
| AMARC || Associated Marine and Related Charities
|-
|-
| Ambassador ||  ||  
| Amb. || Ambulance
|-
|-
| AMBIM || Associate Member, British Institute of Management (later AIMgt) ||  
| Ambassador ||  
|-
|-
| AMC || Association of Municipal Corporations ||
| AMBIM || Associate Member, British Institute of Management (later AIMgt)
|-
|-
| AMCST || Associate, Manchester College of Science and Technology ||
| AMC || Association of Municipal Corporations
|-
|-
| AMCT || Associate, Manchester College of Technology ||
| AMCST || Associate, Manchester College of Science and Technology
|-
|-
| AMDEA || Association of Manufacturers of Domestic Electrical Appliances ||
| AMCT || Associate, Manchester College of Technology
|-
|-
| AMF || Australian Military Forces ||  
| AMDEA || Association of Manufacturers of Domestic Electrical Appliances
|-
|-
| AMFL || Allied Command Europe Mobile Force Land ||  
| AMF || Australian Military Forces
|-
|-
| AMICE || Associate Member, Institution of Civil Engineers (now see MICE) ||  
| AMFL || Allied Command Europe Mobile Force Land
|-
|-
| AMIChemE || Associate Member, Institution of Chemical Engineers ||
| AMICE || Associate Member, Institution of Civil Engineers (now see MICE)
|-
|-
| AMIEE || Associate Member, Institution of Electrical Engineers (later MIEE) ||
| AMIChemE || Associate Member, Institution of Chemical Engineers
|-
|-
| AMIERE || Associate Member, Institution of Electronic and Radio Engineers ||
| AMIEE || Associate Member, Institution of Electrical Engineers (later MIEE)
|-
|-
| AMIMechE || Associate Member, Institution of Mechanical Engineers (now see MIMechE) ||
| AMIERE || Associate Member, Institution of Electronic and Radio Engineers
|-
|-
| AMInstCE || Associate Member, Institution of Civil Engineers (now see MICE) ||
| AMIMechE || Associate Member, Institution of Mechanical Engineers (now see MIMechE)
|-
|-
| AmInstEE || American Institute of Electrical Engineers ||
| AMInstCE || Associate Member, Institution of Civil Engineers (now see MICE)
|-
|-
| AMMA || Assistant Masters & Mistresses Association (now see ATL) ||  
| AmInstEE || American Institute of Electrical Engineers
|-
|-
| AMN || Ahli Mangku Negara (Malaysia) ||
| AMMA || Assistant Masters & Mistresses Association (now see ATL)
|-
|-
| AMP || Advanced Management Program ||  
| AMN || Ahli Mangku Negara (Malaysia)
|-
|-
| Air Member for Personnel ||  ||  
| AMP || Advanced Management Program
|-
|-
| AMRAeS || Associate Member, Royal Aeronautical Society ||  
| Air Member for Personnel ||  
|-
|-
| AMRC || Association of Medical Research Charities ||  
| AMRAeS || Associate Member, Royal Aeronautical Society
|-
|-
| AMREF || African Medical and Research Foundation ||
| AMRC || Association of Medical Research Charities
|-
|-
| AMRI || Associate Member, Royal Institution ||  
| AMREF || African Medical and Research Foundation
|-
|-
| AMRS || Associate, Market Research Society ||
| AMRI || Associate Member, Royal Institution
|-
|-
| AMRSH || Associate Member, Royal Society of Health ||
| AMRS || Associate, Market Research Society
|-
|-
| AMS || Assistant Military Secretary ||  
| AMRSH || Associate Member, Royal Society of Health
|-
|-
| Army Medical Services ||  ||  
| AMS || Assistant Military Secretary
|-
|-
| AMSI || Associate Member, Securities Institute ||  
| Army Medical Services ||  
|-
|-
| AMSO || Air Member for Supply and Organisation ||
| AMSI || Associate Member, Securities Institute
|-
|-
| AMTRI || Advanced Manufacturing Technology Research Institute ||  
| AMSO || Air Member for Supply and Organisation
|-
|-
| AMusA || Associate Musician of Australia ||  
| AMTRI || Advanced Manufacturing Technology Research Institute
|-
|-
| Anat. || Anatomy ||  
| AMusA || Associate Musician of Australia
|-
|-
| Anatomical ||  ||  
| Anat. || Anatomy
|-
|-
| ANC || African National Congress ||  
| Anatomical ||  
|-
|-
| Anon. || Anonymously ||  
| ANC || African National Congress
|-
|-
| ANU || Australian National University ||  
| Anon. || Anonymously
|-
|-
| ANZAAS || Australian and New Zealand Association for the Advancement of Science ||
| ANU || Australian National University
|-
|-
| Anzac || Australian and New Zealand Army Corps ||
| ANZAAS || Australian and New Zealand Association for the Advancement of Science
|-
|-
| AO || Officer, Order of Australia ||  
| Anzac || Australian and New Zealand Army Corps
|-
|-
| Air Officer ||  ||  
| AO || Officer, Order of Australia
|-
|-
| AOA || Air Officer in charge of Administration ||  
| Air Officer ||  
|-
|-
| AOC || Air Officer Commanding ||
| AOA || Air Officer in charge of Administration
|-
|-
| AOC-in-C || Air Officer Commanding-in-Chief ||
| AOC || Air Officer Commanding
|-
|-
| AOD || Army Ordnance Department ||  
| AOC-in-C || Air Officer Commanding-in-Chief
|-
|-
| AOE || Alberta Order of Excellence ||  
| AOD || Army Ordnance Department
|-
|-
| AOER || Army Officers Emergency Reserve ||  
| AOE || Alberta Order of Excellence
|-
|-
| APA || American Psychiatric Association ||  
| AOER || Army Officers Emergency Reserve
|-
|-
| APACS || Association of Payment and Clearing Systems ||
| APA || American Psychiatric Association
|-
|-
| APD || Army Pay Department ||  
| APACS || Association of Payment and Clearing Systems
|-
|-
| APEX || Association of Professional, Executive, Clerical and Computer Staff ||  
| APD || Army Pay Department
|-
|-
| APHA || American Public Health Association ||
| APEX || Association of Professional, Executive, Clerical and Computer Staff
|-
|-
| APIS || Army Photographic Intelligence Service ||  
| APHA || American Public Health Association
|-
|-
| APM || Assistant Provost Marshal ||  
| APIS || Army Photographic Intelligence Service
|-
|-
| APMI || Associate, Pensions Management Institute ||  
| APM || Assistant Provost Marshal
|-
|-
| APNI || Alliance Party of Northern Ireland ||  
| APMI || Associate, Pensions Management Institute
|-
|-
| APR || Accredited Public Relations Practitioner ||  
| APNI || Alliance Party of Northern Ireland
|-
|-
| APS || Aborigines Protection Society ||  
| APR || Accredited Public Relations Practitioner
|-
|-
| American Physical Society ||  ||  
| APS || Aborigines Protection Society
|-
|-
| American Philosophical Society ||  ||  
| American Physical Society ||  
|-
|-
| APSW || Association of Psychiatric Social Workers ||  
| American Philosophical Society ||  
|-
|-
| APT&C || Administrative, Professional, Technical and Clerical ||  
| APSW || Association of Psychiatric Social Workers
|-
|-
| APTC || Army Physical Training Corps ||  
| APT&C || Administrative, Professional, Technical and Clerical
|-
|-
| AQ || Administration and Quartering ||  
| APTC || Army Physical Training Corps
|-
|-
| AQMG || Assistant Quartermaster-General ||  
| AQ || Administration and Quartering
|-
|-
| AR || Associated Rediffusion (Television) ||  
| AQMG || Assistant Quartermaster-General
|-
|-
| Arkansas (postal) ||  ||
| AR || Associated Rediffusion (Television)
|-
|-
| ARA || Associate, Royal Academy ||  
| Arkansas (postal) ||  
|-
|-
| Armada de la República Argentina ||  ||  
| ARA || Associate, Royal Academy
|-
|-
| ARACI || Associate, Royal Australian Chemical Institute ||  
| Armada de la República Argentina ||  
|-
|-
| ARAD || Associate, Royal Academy of Dancing ||
| ARACI || Associate, Royal Australian Chemical Institute
|-
|-
| ARAeS || Associate, Royal Aeronautical Society ||
| ARAD || Associate, Royal Academy of Dancing
|-
|-
| ARAgS || Associate, Royal Agricultural Societies (ie of England, Scotland and Wales) ||
| ARAeS || Associate, Royal Aeronautical Society
|-
|-
| ARAIA || Associate, Royal Australian Institute of Architects ||
| ARAgS || Associate, Royal Agricultural Societies (ie of England, Scotland and Wales)
|-
|-
| ARAM || Associate, Royal Academy of Music ||
| ARAIA || Associate, Royal Australian Institute of Architects
|-
|-
| ARAS || Associate, Royal Astronomical Society ||
| ARAM || Associate, Royal Academy of Music
|-
|-
| ARB || Architects’ Registration Board ||  
| ARAS || Associate, Royal Astronomical Society
|-
|-
| ARBA || Associate, Royal Society of British Artists ||  
| ARB || Architects’ Registration Board
|-
|-
| ARBS || Associate, Royal Society of British Sculptors ||
| ARBA || Associate, Royal Society of British Artists
|-
|-
| ARC || Architects’ Registration Council (now see ARB) ||  
| ARBS || Associate, Royal Society of British Sculptors
|-
|-
| Agricultural Research Council (later AFRC) ||  ||
| ARC || Architects’ Registration Council (now see ARB)
|-
|-
| Aeronautical Research Council ||  ||  
| Agricultural Research Council (later AFRC) ||  
|-
|-
| Arthritis and Rheumatism Council ||  ||  
| Aeronautical Research Council ||  
|-
|-
| ARCA || Associate, Royal College of Art ||  
| Arthritis and Rheumatism Council ||  
|-
|-
| Associate, Royal Canadian Academy ||  ||
| ARCA || Associate, Royal College of Art
|-
|-
| ARCamA || Associate, Royal Cambrian Academy of Art ||  
| Associate, Royal Canadian Academy ||  
|-
|-
| ARCIC || Anglican-Roman Catholic International Commission ||  
| ARCamA || Associate, Royal Cambrian Academy of Art
|-
|-
| ARCM || Associate, Royal College of Music ||  
| ARCIC || Anglican-Roman Catholic International Commission
|-
|-
| ARCO || Associate, Royal College of Organists ||
| ARCM || Associate, Royal College of Music
|-
|-
| ARCO(CHM) || Associate, Royal College of Organists with Diploma in Choir Training ||
| ARCO || Associate, Royal College of Organists
|-
|-
| ARCP || Affiliate, Royal College of Physicians ||
| ARCO(CHM) || Associate, Royal College of Organists with Diploma in Choir Training
|-
|-
| ARCS || Associate, Royal College of Science ||
| ARCP || Affiliate, Royal College of Physicians
|-
|-
| Accreditation Review and Consulting Service (now see ISI) ||  ||  
| ARCS || Associate, Royal College of Science
|-
|-
| ARCST || Associate, Royal College of Science and Technology (Glasgow) ||  
| Accreditation Review and Consulting Service (now see ISI) ||  
|-
|-
| ARCUK || Architects’ Registration Council of the United Kingdom (now see ARB) ||
| ARCST || Associate, Royal College of Science and Technology (Glasgow)
|-
|-
| ARCVS || Associate, Royal College of Veterinary Surgeons ||
| ARCUK || Architects’ Registration Council of the United Kingdom (now see ARB)
|-
|-
| ARE || Associate, Royal Society of Painter-Printmakers (formerly of Painter-Etchers and Engravers) ||
| ARCVS || Associate, Royal College of Veterinary Surgeons
|-
|-
| Arab Republic of Egypt ||  ||  
| ARE || Associate, Royal Society of Painter-Printmakers (formerly of Painter-Etchers and Engravers)
|-
|-
| Admiralty Research Establishment ||  ||  
| Arab Republic of Egypt ||  
|-
|-
| AREINZ || Associate, Real Estate Institute, New Zealand ||  
| Admiralty Research Establishment ||  
|-
|-
| ARHistS || Associate, Royal Historical Society ||
| AREINZ || Associate, Real Estate Institute, New Zealand
|-
|-
| ARIAS || Associate, Royal Incorporation of Architects in Scotland ||
| ARHistS || Associate, Royal Historical Society
|-
|-
| ARIBA || Associate, Royal Institute of British Architects (now see RIBA) ||
| ARIAS || Associate, Royal Incorporation of Architects in Scotland
|-
|-
| ARIC || Associate, Royal Institute of Chemistry (later MRIC; now see MRSC) ||
| ARIBA || Associate, Royal Institute of British Architects (now see RIBA)
|-
|-
| ARICS || Professional Associate, Royal Institution of Chartered Surveyors (now see MRICS) ||
| ARIC || Associate, Royal Institute of Chemistry (later MRIC; now see MRSC)
|-
|-
| ARINA || Associate, Royal Institution of Naval Architects ||
| ARICS || Professional Associate, Royal Institution of Chartered Surveyors (now see MRICS)
|-
|-
| ARLIS || Art Libraries Association ||  
| ARINA || Associate, Royal Institution of Naval Architects
|-
|-
| ARMS || Associate, Royal Society of Miniature Painters ||  
| ARLIS || Art Libraries Association
|-
|-
| ARP || Air Raid Precautions ||  
| ARMS || Associate, Royal Society of Miniature Painters
|-
|-
| ARPS || Associate, Royal Photographic Society ||  
| ARP || Air Raid Precautions
|-
|-
| ARR || Association of Radiation Research ||  
| ARPS || Associate, Royal Photographic Society
|-
|-
| ARRC || Associate, Royal Red Cross ||  
| ARR || Association of Radiation Research
|-
|-
| Allied (formerly Allied Command Europe) Rapid Reaction Corps ||  ||  
| ARRC || Associate, Royal Red Cross
|-
|-
| ARSA || Associate, Royal Scottish Academy ||  
| Allied (formerly Allied Command Europe) Rapid Reaction Corps ||  
|-
|-
| ARSC || Association for Recorded Sound Collections ||  
| ARSA || Associate, Royal Scottish Academy
|-
|-
| ARSCM || Associate, Royal School of Church Music ||  
| ARSC || Association for Recorded Sound Collections
|-
|-
| ARSM || Associate, Royal School of Mines ||
| ARSCM || Associate, Royal School of Church Music
|-
|-
| ARTC || Associate, Royal Technical College (Glasgow) (now see ARCST) ||
| ARSM || Associate, Royal School of Mines
|-
|-
| ARVO || Association for Research in Vision and Ophthalmology ||  
| ARTC || Associate, Royal Technical College (Glasgow) (now see ARCST)
|-
|-
| ARWA || Associate, Royal West of England Academy ||  
| ARVO || Association for Research in Vision and Ophthalmology
|-
|-
| ARWS || Associate, Royal Society of Painters in Water-Colours ||
| ARWA || Associate, Royal West of England Academy
|-
|-
| AS || Anglo-Saxon ||
| ARWS || Associate, Royal Society of Painters in Water-Colours
|-
|-
| ASA || Associate Member, Society of Actuaries ||  
| AS || Anglo-Saxon
|-
|-
| Associate of Society of Actuaries (US) ||  ||
| ASA || Associate Member, Society of Actuaries
|-
|-
| Australian Society of Accountants ||  ||  
| Associate of Society of Actuaries (US) ||  
|-
|-
| Army Sailing Association ||  ||  
| Australian Society of Accountants ||  
|-
|-
| Advertising Standards Authority ||  ||  
| Army Sailing Association ||  
|-
|-
| Alment Aksjeselskap ||  ||  
| Advertising Standards Authority ||  
|-
|-
| ASAA || Associate, Society of Incorporated Accountants and Auditors ||  
| Alment Aksjeselskap ||  
|-
|-
| ASAI || Associate, Society of Architectural Illustrators ||
| ASAA || Associate, Society of Incorporated Accountants and Auditors
|-
|-
| ASAQS || Association of South African Quantity Surveyors ||
| ASAI || Associate, Society of Architectural Illustrators
|-
|-
| ASBAH || Association for Spina Bifida and Hydrocephalus ||
| ASAQS || Association of South African Quantity Surveyors
|-
|-
| ASC || Administrative Staff College, Henley ||  
| ASBAH || Association for Spina Bifida and Hydrocephalus
|-
|-
| ASCAP || American Society of Composers, Authors and Publishers ||
| ASC || Administrative Staff College, Henley
|-
|-
| ASCE || American Society of Civil Engineers ||
| ASCAP || American Society of Composers, Authors and Publishers
|-
|-
| ASCHB || Association for Study of Conservation of Historic Buildings ||
| ASCE || American Society of Civil Engineers
|-
|-
| ASCL || Association of School and College Leaders ||
| ASCHB || Association for Study of Conservation of Historic Buildings
|-
|-
| AScW || Association of Scientific Workers (later ASTMS) ||
| ASCL || Association of School and College Leaders
|-
|-
| ASD || Armament Supply Department ||  
| AScW || Association of Scientific Workers (later ASTMS)
|-
|-
| ASE || Amalgamated Society of Engineers (later AUEW, then AEU, subsequently AEEU) ||  
| ASD || Armament Supply Department
|-
|-
| Association for Science Education ||  ||  
| ASE || Amalgamated Society of Engineers (later AUEW, then AEU, subsequently AEEU)
|-
|-
| ASEAN || Association of South East Asian Nations ||  
| Association for Science Education ||  
|-
|-
| ASEEES || Association for Slavic, East European and Eurasian Studies ||
| ASEAN || Association of South East Asian Nations
|-
|-
| ASH || Action on Smoking and Health ||
| ASEEES || Association for Slavic, East European and Eurasian Studies
|-
|-
| ASIAD || Associate, Society of Industrial Artists and Designers ||
| ASH || Action on Smoking and Health
|-
|-
| ASIP || Associate, UK Society of Investment Professionals (now see CFA) ||
| ASIAD || Associate, Society of Industrial Artists and Designers
|-
|-
| ASLE || American Society of Lubrication Engineers ||
| ASIP || Associate, UK Society of Investment Professionals (now see CFA)
|-
|-
| ASLEF || Associated Society of Locomotive Engineers and Firemen ||
| ASLE || American Society of Lubrication Engineers
|-
|-
| ASLIB || Aslib ||  
| ASLEF || Associated Society of Locomotive Engineers and Firemen
|-
|-
| Association for Information Management (formerly Association of Special Libraries and Information Bureaux) ||  ||  
| ASLIB || Aslib
|-
|-
| ASM || Association of Senior Members ||  
| Association for Information Management (formerly Association of Special Libraries and Information Bureaux) ||  
|-
|-
| Australian Service Medal ||  ||  
| ASM || Association of Senior Members
|-
|-
| ASME || American Society of Mechanical Engineers ||  
| Australian Service Medal ||  
|-
|-
| Association for the Study of Medical Education ||  ||  
| ASME || American Society of Mechanical Engineers
|-
|-
| ASO || Air Staff Officer ||  
| Association for the Study of Medical Education ||  
|-
|-
| ASSET || Association of Supervisory Staffs, Executives and Technicians (later ASTMS) ||  
| ASO || Air Staff Officer
|-
|-
| Asst || Assistant ||  
| ASSET || Association of Supervisory Staffs, Executives and Technicians (later ASTMS)
|-
|-
| ASTA || Association of Short Circuit Testing Authorities ||  
| Asst || Assistant
|-
|-
| ASTC || Administrative Service Training Course ||  
| ASTA || Association of Short Circuit Testing Authorities
|-
|-
| ASTMS || Association of Scientific, Technical and Managerial Staffs (subsequently part of MSF) ||  
| ASTC || Administrative Service Training Course
|-
|-
| ASTS || Army School of Training Support ||
| ASTMS || Association of Scientific, Technical and Managerial Staffs (subsequently part of MSF)
|-
|-
| ASVU || Army Security Vetting Unit ||
| ASTS || Army School of Training Support
|-
|-
| ASWE || Admiralty Surface Weapons Establishment ||  
| ASVU || Army Security Vetting Unit
|-
|-
| ATA || Air Transport Auxiliary ||  
| ASWE || Admiralty Surface Weapons Establishment
|-
|-
| ATAE || Association of Tutors in Adult Education ||  
| ATA || Air Transport Auxiliary
|-
|-
| ATAF || Allied Tactical Air Force ||  
| ATAE || Association of Tutors in Adult Education
|-
|-
| ATC || Air Training Corps ||
| ATAF || Allied Tactical Air Force
|-
|-
| Art Teacher’s Certificate ||  ||  
| ATC || Air Training Corps
|-
|-
| ATCDE || Association of Teachers in Colleges and Departments of Education (now see NATFHE) ||  
| Art Teacher’s Certificate ||  
|-
|-
| ATCL || Associate, Trinity College of Music, London ||
| ATCDE || Association of Teachers in Colleges and Departments of Education (now see NATFHE)
|-
|-
| ATD || Art Teacher’s Diploma ||  
| ATCL || Associate, Trinity College of Music, London
|-
|-
| ATI || Associate, Textile Institute ||  
| ATD || Art Teacher’s Diploma
|-
|-
| ATII || Associate Member, Chartered Institute (formerly Incorporated Institute, then Institute) of Taxation ||
| ATI || Associate, Textile Institute
|-
|-
| ATL || Association of Teachers and Lecturers ||
| ATII || Associate Member, Chartered Institute (formerly Incorporated Institute, then Institute) of Taxation
|-
|-
| ato || Ammunition Technical Officer ||  
| ATL || Association of Teachers and Lecturers
|-
|-
| ATP || Association of Tennis Professionals ||  
| ato || Ammunition Technical Officer
|-
|-
| ATPL (A) || ATPL (H) ||  
| ATP || Association of Tennis Professionals
|-
|-
| Airline Transport Pilot’s Licence (Aeroplanes), or (Helicopters) ||  ||
| ATPL (A) || ATPL (H)
|-
|-
| ATR (BC) || Art Therapist Registered (Board Certified) ||  
| Airline Transport Pilot’s Licence (Aeroplanes), or (Helicopters) ||  
|-
|-
| ATS || Auxiliary Territorial Service (later WRAC) ||
| ATR (BC) || Art Therapist Registered (Board Certified)
|-
|-
| ATTI || Association of Teachers in Technical Institutions (now see NATFHE) ||
| ATS || Auxiliary Territorial Service (later WRAC)
|-
|-
| ATV || Associated Television (formerly Association TeleVision) ||
| ATTI || Association of Teachers in Technical Institutions (now see NATFHE)
|-
|-
| AUA || American Urological Association ||
| ATV || Associated Television (formerly Association TeleVision)
|-
|-
| Association of University Administrators ||  ||  
| AUA || American Urological Association
|-
|-
| AUEW || Amalgamated Union of Engineering Workers (later AEU, then AEEU) ||  
| Association of University Administrators ||  
|-
|-
| AUS || Army of the United States ||
| AUEW || Amalgamated Union of Engineering Workers (later AEU, then AEEU)
|-
|-
| AUT || Association of University Teachers ||
| AUS || Army of the United States
|-
|-
| AVCC || Australian Vice-Chancellors’ Committee ||  
| AUT || Association of University Teachers
|-
|-
| AVD || Army Veterinary Department ||  
| AVCC || Australian Vice-Chancellors’ Committee
|-
|-
| AVMA || Association for Victims of Medical Accidents ||  
| AVD || Army Veterinary Department
|-
|-
| AVR || Army Volunteer Reserve ||  
| AVMA || Association for Victims of Medical Accidents
|-
|-
| AWA || Anglian Water Authority ||  
| AVR || Army Volunteer Reserve
|-
|-
| AWHCT || Associate, West Ham College of Technology ||  
| AWA || Anglian Water Authority
|-
|-
| AWO || Association of Water Officers (now see IWO) ||
| AWHCT || Associate, West Ham College of Technology
|-
|-
| AWRE || Atomic Weapons Research Establishment ||  
| AWO || Association of Water Officers (now see IWO)
|-
|-
| aws || Graduate of Air Warfare Course ||  
| AWRE || Atomic Weapons Research Establishment
|-
|-
| AZ || Arizona (postal) ||  
| aws || Graduate of Air Warfare Course
|-
|-
| B ||  ||  
| AZ || Arizona (postal)
|-
|-
| ||  ||  
| B ||  
|-
|-
| b || born ||  
| ||  
|-
|-
| brother ||  ||  
| b || born
|-
|-
| BA || Bachelor of Arts ||  
| brother ||  
|-
|-
| BAA || British Airports Authority ||  
| BA || Bachelor of Arts
|-
|-
| British Accounting Association ||  ||  
| BAA || British Airports Authority
|-
|-
| BAAB || British Amateur Athletic Board ||  
| British Accounting Association ||  
|-
|-
| BAAL || British Association for Applied Linguistics ||
| BAAB || British Amateur Athletic Board
|-
|-
| BAAS || British Association for the Advancement of Science ||
| BAAL || British Association for Applied Linguistics
|-
|-
| BAC || British Aircraft Corporation ||
| BAAS || British Association for the Advancement of Science
|-
|-
| BAcc || Bachelor of Accountancy ||  
| BAC || British Aircraft Corporation
|-
|-
| BaccPhil || Baccalaureate in Philosophy ||  
| BAcc || Bachelor of Accountancy
|-
|-
| BACS || British Academy of Composers & Songwriters (now see BASCA) ||  
| BaccPhil || Baccalaureate in Philosophy
|-
|-
| BACSA || British Association for Cemeteries in South Asia ||
| BACS || British Academy of Composers & Songwriters (now see BASCA)
|-
|-
| BACUP || British Association of Cancer United Patients ||
| BACSA || British Association for Cemeteries in South Asia
|-
|-
| BADA || British American Drama Academy ||
| BACUP || British Association of Cancer United Patients
|-
|-
| BAe || British Aerospace ||
| BADA || British American Drama Academy
|-
|-
| BAED || Bachelor of Arts in Environmental Design ||  
| BAe || British Aerospace
|-
|-
| BAFTA || British Academy of Film and Television Arts ||
| BAED || Bachelor of Arts in Environmental Design
|-
|-
| BAgricAdmin || Bachelor of Agricultural Administration ||
| BAFTA || British Academy of Film and Television Arts
|-
|-
| BAgrSc || Bachelor of Agricultural Science ||
| BAgricAdmin || Bachelor of Agricultural Administration
|-
|-
| BAI || Baccalarius in Arte Ingeniaria (Bachelor of Engineering) ||
| BAgrSc || Bachelor of Agricultural Science
|-
|-
| BAIE || British Association of Industrial Editors ||
| BAI || Baccalarius in Arte Ingeniaria (Bachelor of Engineering)
|-
|-
| BALPA || British Air Line Pilots’ Association ||
| BAIE || British Association of Industrial Editors
|-
|-
| BAME || Black, Asian and minority ethnic ||  
| BALPA || British Air Line Pilots’ Association
|-
|-
| BAO || Bachelor of Art of Obstetrics ||  
| BAME || Black, Asian and minority ethnic
|-
|-
| BAOMS || British Association of Oral and Maxillo-Facial Surgeons ||
| BAO || Bachelor of Art of Obstetrics
|-
|-
| BAOR || British Army of the Rhine (formerly on the Rhine) ||
| BAOMS || British Association of Oral and Maxillo-Facial Surgeons
|-
|-
| BAOS || British Association of Oral Surgeons (now see BAOMS) ||
| BAOR || British Army of the Rhine (formerly on the Rhine)
|-
|-
| BAppSc(MT) || Bachelor of Applied Science (Medical Technology) ||
| BAOS || British Association of Oral Surgeons (now see BAOMS)
|-
|-
| BAPS || British Association of Plastic Surgeons ||
| BAppSc(MT) || Bachelor of Applied Science (Medical Technology)
|-
|-
| BARB || Broadcasters’ Audience Research Board ||  
| BAPS || British Association of Plastic Surgeons
|-
|-
| BARC || British Automobile Racing Club ||  
| BARB || Broadcasters’ Audience Research Board
|-
|-
| BArch || Bachelor of Architecture ||  
| BARC || British Automobile Racing Club
|-
|-
| Bart || Baronet ||  
| BArch || Bachelor of Architecture
|-
|-
| BAS || Bachelor in Agricultural Science ||  
| Bart || Baronet
|-
|-
| BASc || Bachelor of Applied Science ||
| BAS || Bachelor in Agricultural Science
|-
|-
| BASCA || British Academy of Songwriters, Composers and Authors ||
| BASc || Bachelor of Applied Science
|-
|-
| BASE || British Association for Service to the Elderly ||
| BASCA || British Academy of Songwriters, Composers and Authors
|-
|-
| BASEEFA || British Approvals Service for Electrical Equipment in Flammable Atmospheres ||
| BASE || British Association for Service to the Elderly
|-
|-
| BASES || British Association of Sport and Exercise Sciences ||
| BASEEFA || British Approvals Service for Electrical Equipment in Flammable Atmospheres
|-
|-
| BASHH || British Association for Sexual Health and HIV ||
| BASES || British Association of Sport and Exercise Sciences
|-
|-
| BASIC || British American Security Information Council ||
| BASHH || British Association for Sexual Health and HIV
|-
|-
| BASW || British Association of Social Workers ||
| BASIC || British American Security Information Council
|-
|-
| Batt. || Battery ||  
| BASW || British Association of Social Workers
|-
|-
| BBA || British Bankers’ Association ||  
| Batt. || Battery
|-
|-
| Bachelor of Business Administration ||  ||  
| BBA || British Bankers’ Association
|-
|-
| BBB of C || British Boxing Board of Control ||  
| Bachelor of Business Administration ||  
|-
|-
| BBC || British Broadcasting Corporation ||
| BBB of C || British Boxing Board of Control
|-
|-
| BBFC || British Board of Film Classification ||
| BBC || British Broadcasting Corporation
|-
|-
| BBS || Bachelor of Business Studies ||
| BBFC || British Board of Film Classification
|-
|-
| BBSRC || Biotechnology and Biological Sciences Research Council ||  
| BBS || Bachelor of Business Studies
|-
|-
| BC || Before Christ ||  
| BBSRC || Biotechnology and Biological Sciences Research Council
|-
|-
| British Columbia ||  ||  
| BC || Before Christ
|-
|-
| Borough Council ||  ||  
| British Columbia ||  
|-
|-
| BCA || Bachelor of Commerce and Administration ||  
| Borough Council ||  
|-
|-
| BCC || British Council of Churches (later CCBI) ||
| BCA || Bachelor of Commerce and Administration
|-
|-
| BCE || Bachelor of Civil Engineering ||
| BCC || British Council of Churches (later CCBI)
|-
|-
| Before the Christian Era ||  ||  
| BCE || Bachelor of Civil Engineering
|-
|-
| BCh || BChir ||  
| Before the Christian Era ||  
|-
|-
| Bachelor of Surgery ||  ||  
| BCh || BChir
|-
|-
| BChD || Bachelor of Dental Surgery ||  
| Bachelor of Surgery ||  
|-
|-
| BCL || Bachelor of Civil Law ||
| BChD || Bachelor of Dental Surgery
|-
|-
| BCMF || British Ceramic Manufacturers’ Federation ||  
| BCL || Bachelor of Civil Law
|-
|-
| BCom || BComm ||  
| BCMF || British Ceramic Manufacturers’ Federation
|-
|-
| Bachelor of Commerce ||  ||  
| BCom || BComm
|-
|-
| BCompt || Bachelor of Accounting ||  
| Bachelor of Commerce ||  
|-
|-
| BComSc || Bachelor of Commercial Science ||
| BCompt || Bachelor of Accounting
|-
|-
| BCPC || British Crop Protection Council ||  
| BComSc || Bachelor of Commercial Science
|-
|-
| BCS || Bengal Civil Service ||  
| BCPC || British Crop Protection Council
|-
|-
| British Computer Society ||  ||  
| BCS || Bengal Civil Service
|-
|-
| Bachelor of Combined Studies ||  ||  
| British Computer Society ||  
|-
|-
| BCSA || British Constructional Steelwork Association ||  
| Bachelor of Combined Studies ||  
|-
|-
| BCSC || British Council of Shopping Centres ||
| BCSA || British Constructional Steelwork Association
|-
|-
| BCTS || Bristol Certificate in Theological Studies ||  
| BCSC || British Council of Shopping Centres
|-
|-
| BCURA || British Coal Utilization Research Association ||  
| BCTS || Bristol Certificate in Theological Studies
|-
|-
| BD || Bachelor of Divinity ||  
| BCURA || British Coal Utilization Research Association
|-
|-
| Bd || Board ||  
| BD || Bachelor of Divinity
|-
|-
| BDA || British Dental Association ||  
| Bd || Board
|-
|-
| British Deaf Association ||  ||
| BDA || British Dental Association
|-
|-
| British Dyslexia Association ||  ||  
| British Deaf Association ||  
|-
|-
| Bde || Brigade ||  
| British Dyslexia Association ||  
|-
|-
| BDQ || Bachelor of Divinity Qualifying ||  
| Bde || Brigade
|-
|-
| BDS || Bachelor of Dental Surgery ||
| BDQ || Bachelor of Divinity Qualifying
|-
|-
| BDSc || Bachelor of Dental Science ||
| BDS || Bachelor of Dental Surgery
|-
|-
| BE || Bachelor of Engineering ||
| BDSc || Bachelor of Dental Science
|-
|-
| British Element ||  ||  
| BE || Bachelor of Engineering
|-
|-
| BEA || British East Africa ||  
| British Element ||  
|-
|-
| British European Airways ||  ||  
| BEA || British East Africa
|-
|-
| British Epilepsy Association ||  ||  
| British European Airways ||  
|-
|-
| BEAMA || Federation of British Electrotechnical and Allied Manufacturers’ Associations (formerly British Electrical and Allied Manufacturers’ Association) ||  
| British Epilepsy Association ||  
|-
|-
| BE&A || Bachelor of Engineering and Architecture (Malta) ||
| BEAMA || Federation of British Electrotechnical and Allied Manufacturers’ Associations (formerly British Electrical and Allied Manufacturers’ Association)
|-
|-
| BEARR || British Emergency Aid for Russia and the Republics ||
| BE&A || Bachelor of Engineering and Architecture (Malta)
|-
|-
| BEC || Business Education Council (now see BTEC) ||  
| BEARR || British Emergency Aid for Russia and the Republics
|-
|-
| BEc || Bachelor of Economics ||  
| BEC || Business Education Council (now see BTEC)
|-
|-
| BECTU || Broadcasting, Entertainment, Cinematograph and Theatre Union ||  
| BEc || Bachelor of Economics
|-
|-
| BEd || Bachelor of Education ||  
| BECTU || Broadcasting, Entertainment, Cinematograph and Theatre Union
|-
|-
| Beds || Bedfordshire ||  
| BEd || Bachelor of Education
|-
|-
| BEE || Bachelor of Electrical Engineering ||  
| Beds || Bedfordshire
|-
|-
| BEF || British Expeditionary Force ||  
| BEE || Bachelor of Electrical Engineering
|-
|-
| British Equestrian Federation ||  ||  
| BEF || British Expeditionary Force
|-
|-
| BEIS || Department for Business, Energy and Industrial Strategy ||  
| British Equestrian Federation ||  
|-
|-
| BEM || British Empire Medal ||  
| BEIS || Department for Business, Energy and Industrial Strategy
|-
|-
| BEMAS || British Educational Management and Administration Society ||
| BEM || British Empire Medal
|-
|-
| BEME || Brigade Electrical and Mechanical Engineer ||
| BEMAS || British Educational Management and Administration Society
|-
|-
| BEng || Bachelor of Engineering ||  
| BEME || Brigade Electrical and Mechanical Engineer
|-
|-
| BEO || Base Engineer Officer ||  
| BEng || Bachelor of Engineering
|-
|-
| Berks || Berkshire ||  
| BEO || Base Engineer Officer
|-
|-
| BERR || Department for Business, Enterprise and Regulatory Reform ||  
| Berks || Berkshire
|-
|-
| BES || Bachelor of Environmental Studies ||  
| BERR || Department for Business, Enterprise and Regulatory Reform
|-
|-
| BESO || British Executive Service Overseas ||  
| BES || Bachelor of Environmental Studies
|-
|-
| BEVA || British Equine Veterinary Association ||
| BESO || British Executive Service Overseas
|-
|-
| BFA || Bachelor of Fine Arts ||  
| BEVA || British Equine Veterinary Association
|-
|-
| BFI || British Film Institute ||  
| BFA || Bachelor of Fine Arts
|-
|-
| BFMIRA || British Food Manufacturing Industries Research Association ||
| BFI || British Film Institute
|-
|-
| BFPO || British Forces Post Office ||
| BFMIRA || British Food Manufacturing Industries Research Association
|-
|-
| BFSS || British Field Sports Society ||
| BFPO || British Forces Post Office
|-
|-
| BFUW || British Federation of University Women (now see BFWG) ||
| BFSS || British Field Sports Society
|-
|-
| BGCStJ || Bailiff Grand Cross, Most Venerable Order of the Hospital of St John of Jerusalem ||
| BFUW || British Federation of University Women (now see BFWG)
|-
|-
| BGS || Brigadier General Staff ||  
| BGCStJ || Bailiff Grand Cross, Most Venerable Order of the Hospital of St John of Jerusalem
|-
|-
| BHA || British Hospitality Association ||  
| BGS || Brigadier General Staff
|-
|-
| BHB || Bachelor of Human Biology ||  
| BHA || British Hospitality Association
|-
|-
| Bhd || Berhad ||  
| BHB || Bachelor of Human Biology
|-
|-
| BHF || British Heart Foundation ||  
| Bhd || Berhad
|-
|-
| BHL || Bachelor of Hebrew Letters ||  
| BHF || British Heart Foundation
|-
|-
| BHRA || British Hydromechanics Research Association ||  
| BHL || Bachelor of Hebrew Letters
|-
|-
| BHRCA || British Hotels, Restaurants and Caterers’ Association (now see BHA) ||
| BHRA || British Hydromechanics Research Association
|-
|-
| BHS || British Horse Society ||
| BHRCA || British Hotels, Restaurants and Caterers’ Association (now see BHA)
|-
|-
| BHSc || Bachelor of Home Science ||  
| BHS || British Horse Society
|-
|-
| BI || British Invisibles ||  
| BHSc || Bachelor of Home Science
|-
|-
| BIBA || British Insurance Brokers’ Association ||
| BI || British Invisibles
|-
|-
| BIBRA || British Industrial Biological Research Association ||
| BIBA || British Insurance Brokers’ Association
|-
|-
| BICC || British Insulated Callender’s Cables ||
| BIBRA || British Industrial Biological Research Association
|-
|-
| BICERA || British Internal Combustion Engine Research Association (now see BICERI) ||
| BICC || British Insulated Callender’s Cables
|-
|-
| BICERI || British Internal Combustion Engine Research Institute ||
| BICERA || British Internal Combustion Engine Research Association (now see BICERI)
|-
|-
| BICSc || British Institute of Cleaning Science ||
| BICERI || British Internal Combustion Engine Research Institute
|-
|-
| BID || Business Improvement District ||  
| BICSc || British Institute of Cleaning Science
|-
|-
| BIDA || British Interior Design Association ||  
| BID || Business Improvement District
|-
|-
| BIEC || British Invisible Exports Council (now see BI) ||
| BIDA || British Interior Design Association
|-
|-
| BIEE || British Institute of Energy Economics ||
| BIEC || British Invisible Exports Council (now see BI)
|-
|-
| BIFA || British Independent Film Awards ||
| BIEE || British Institute of Energy Economics
|-
|-
| BIFU || Banking Insurance and Finance Union ||  
| BIFA || British Independent Film Awards
|-
|-
| BII || British Institute of Innkeeping ||  
| BIFU || Banking Insurance and Finance Union
|-
|-
| BIIBA || British Insurance & Investment Brokers’ Association (now see BIBA) ||
| BII || British Institute of Innkeeping
|-
|-
| BIM || British Institute of Management ||
| BIIBA || British Insurance & Investment Brokers’ Association (now see BIBA)
|-
|-
| BIR || British Institute of Radiology ||
| BIM || British Institute of Management
|-
|-
| BIS || Bank for International Settlements ||  
| BIR || British Institute of Radiology
|-
|-
| British Interplanetary Society ||  ||  
| BIS || Bank for International Settlements
|-
|-
| Department for Business, Innovation and Skills ||  ||  
| British Interplanetary Society ||  
|-
|-
| BISPA || British Independent Steel Producers Association ||  
| Department for Business, Innovation and Skills ||  
|-
|-
| BISRA || British Iron and Steel Research Association ||
| BISPA || British Independent Steel Producers Association
|-
|-
| BITC || Business in the Community ||  
| BISRA || British Iron and Steel Research Association
|-
|-
| BJ || Bachelor of Journalism ||  
| BITC || Business in the Community
|-
|-
| BJOG || British Journal of Obstetrics and Gynaecology ||
| BJ || Bachelor of Journalism
|-
|-
| BJP || Bharatiya Janata Party ||  
| BJOG || British Journal of Obstetrics and Gynaecology
|-
|-
| BJSM || British Joint Services Mission ||  
| BJP || Bharatiya Janata Party
|-
|-
| BJur || Bachelor of Law ||  
| BJSM || British Joint Services Mission
|-
|-
| BKSTS || British Kinematograph, Sound and Television Society ||  
| BJur || Bachelor of Law
|-
|-
| BL || Bachelor of Law ||  
| BKSTS || British Kinematograph, Sound and Television Society
|-
|-
| British Library ||  ||  
| BL || Bachelor of Law
|-
|-
| BLE || Bachelor of Land Economy ||  
| British Library ||  
|-
|-
| BLegS || Bachelor of Legal Studies ||
| BLE || Bachelor of Land Economy
|-
|-
| BLESMA || British Limbless Ex-Servicemen’s Association ||  
| BLegS || Bachelor of Legal Studies
|-
|-
| BLitt || Bachelor of Letters ||  
| BLESMA || British Limbless Ex-Servicemen’s Association
|-
|-
| BM || British Museum ||  
| BLitt || Bachelor of Letters
|-
|-
| Bachelor of Medicine ||  ||  
| BM || British Museum
|-
|-
| Brigade Major ||  ||  
| Bachelor of Medicine ||  
|-
|-
| British Monomark ||  ||  
| Brigade Major ||  
|-
|-
| BMA || British Medical Association ||  
| British Monomark ||  
|-
|-
| BMedSci || Bachelor of Medical Science ||
| BMA || British Medical Association
|-
|-
| BMet || Bachelor of Metallurgy ||
| BMedSci || Bachelor of Medical Science
|-
|-
| BMEWS || Ballistic Missile Early Warning System ||  
| BMet || Bachelor of Metallurgy
|-
|-
| BMG || British Military Government ||  
| BMEWS || Ballistic Missile Early Warning System
|-
|-
| BMH || British Military Hospital ||
| BMG || British Military Government
|-
|-
| BMilSc || Bachelor of Military Science ||
| BMH || British Military Hospital
|-
|-
| BMJ || British Medical Journal ||  
| BMilSc || Bachelor of Military Science
|-
|-
| BMR || Bureau of Mineral Resources ||  
| BMJ || British Medical Journal
|-
|-
| BMRA || Brigade Major Royal Artillery ||  
| BMR || Bureau of Mineral Resources
|-
|-
| BMS || Bachelor of Management Studies ||  
| BMRA || Brigade Major Royal Artillery
|-
|-
| BMus || Bachelor of Music ||
| BMS || Bachelor of Management Studies
|-
|-
| Bn || Battalion ||  
| BMus || Bachelor of Music
|-
|-
| BN || Bachelor of Nursing ||  
| Bn || Battalion
|-
|-
| BNA || British Nursing Association ||
| BN || Bachelor of Nursing
|-
|-
| BNC || Brasenose College ||  
| BNA || British Nursing Association
|-
|-
| BNF || British National Formulary ||  
| BNC || Brasenose College
|-
|-
| BNFL || British Nuclear Fuels Ltd ||
| BNF || British National Formulary
|-
|-
| BNOC || British National Oil Corporation ||
| BNFL || British Nuclear Fuels Ltd
|-
|-
| British National Opera Company ||  ||
| BNOC || British National Oil Corporation
|-
|-
| BNP || Banque Nationale de Paris ||  
| British National Opera Company ||  
|-
|-
| British National Party ||  ||  
| BNP || Banque Nationale de Paris
|-
|-
| BNSC || British National Space Centre ||  
| British National Party ||  
|-
|-
| BNSc || Bachelor of Nursing Science ||  
| BNSC || British National Space Centre
|-
|-
| BOAC || British Overseas Airways Corporation ||  
| BNSc || Bachelor of Nursing Science
|-
|-
| BOst || Bachelor of Osteopathy ||  
| BOAC || British Overseas Airways Corporation
|-
|-
| BoT || Board of Trade ||
| BOst || Bachelor of Osteopathy
|-
|-
| Bot. || Botany ||  
| BoT || Board of Trade
|-
|-
| Botanical ||  ||  
| Bot. || Botany
|-
|-
| BOTB || British Overseas Trade Board ||  
| Botanical ||  
|-
|-
| BOU || British Ornithologists’ Union ||
| BOTB || British Overseas Trade Board
|-
|-
| Bp || Bishop ||  
| BOU || British Ornithologists’ Union
|-
|-
| BPA || British Paediatric Association (later CPCH; now see RCPCH) ||  
| Bp || Bishop
|-
|-
| Bachelor of Performing Arts ||  ||  
| BPA || British Paediatric Association (later CPCH; now see RCPCH)
|-
|-
| BPG || Broadcasting Press Guild ||  
| Bachelor of Performing Arts ||  
|-
|-
| BPharm || Bachelor of Pharmacy ||  
| BPG || Broadcasting Press Guild
|-
|-
| BPhty || Bachelor of Physiotherapy ||
| BPharm || Bachelor of Pharmacy
|-
|-
| BPIF || British Printing Industries Federation ||  
| BPhty || Bachelor of Physiotherapy
|-
|-
| BPMF || British Postgraduate Medical Federation ||
| BPIF || British Printing Industries Federation
|-
|-
| BProc || Bachelor of Procurationis ||  
| BPMF || British Postgraduate Medical Federation
|-
|-
| BPsS || British Psychological Society ||  
| BProc || Bachelor of Procurationis
|-
|-
| BR || British Rail ||
| BPsS || British Psychological Society
|-
|-
| Br. || Branch ||  
| BR || British Rail
|-
|-
| BRA || Brigadier Royal Artillery ||  
| Br. || Branch
|-
|-
| British Rheumatism & Arthritis Association ||  ||  
| BRA || Brigadier Royal Artillery
|-
|-
| BRB || British Railways Board ||  
| British Rheumatism & Arthritis Association ||  
|-
|-
| BRCS || British Red Cross Society ||
| BRB || British Railways Board
|-
|-
| BRE || Building Research Establishment ||  
| BRCS || British Red Cross Society
|-
|-
| Brig. || Brigadier ||  
| BRE || Building Research Establishment
|-
|-
| BRIT || British Recording Industry Trust ||  
| Brig. || Brigadier
|-
|-
| BritIRE || British Institution of Radio Engineers (now see IERE) ||
| BRIT || British Recording Industry Trust
|-
|-
| BRNC || Britannia Royal Naval College ||  
| BritIRE || British Institution of Radio Engineers (now see IERE)
|-
|-
| BRS || British Road Services ||  
| BRNC || Britannia Royal Naval College
|-
|-
| BRTP || Bachelor of Regional and Town Planning ||  
| BRS || British Road Services
|-
|-
| BRurSc || Bachelor of Rural Science ||
| BRTP || Bachelor of Regional and Town Planning
|-
|-
| BS || Bachelor of Surgery ||
| BRurSc || Bachelor of Rural Science
|-
|-
| Bachelor of Science ||  ||
| BS || Bachelor of Surgery
|-
|-
| British Standard ||  ||  
| Bachelor of Science ||  
|-
|-
| BSA || Bachelor of Scientific Agriculture ||  
| British Standard ||  
|-
|-
| Birmingham Small Arms ||  ||  
| BSA || Bachelor of Scientific Agriculture
|-
|-
| Building Societies’ Association ||  ||  
| Birmingham Small Arms ||  
|-
|-
| BSAP || British South Africa Police ||  
| Building Societies’ Association ||  
|-
|-
| BSBI || Botanical Society of the British Isles ||
| BSAP || British South Africa Police
|-
|-
| BSC || British Steel Corporation ||
| BSBI || Botanical Society of the British Isles
|-
|-
| Bengal Staff Corps ||  ||  
| BSC || British Steel Corporation
|-
|-
| BSc || Bachelor of Science ||  
| Bengal Staff Corps ||  
|-
|-
| BScA || BScAgr ||  
| BSc || Bachelor of Science
|-
|-
| Bachelor of Science in Agriculture ||  ||  
| BScA || BScAgr
|-
|-
| BSc(Dent) || Bachelor of Science in Dentistry ||  
| Bachelor of Science in Agriculture ||  
|-
|-
| BScEcon || Bachelor of Science in Economics ||
| BSc(Dent) || Bachelor of Science in Dentistry
|-
|-
| BScEng || Bachelor of Science in Engineering ||
| BScEcon || Bachelor of Science in Economics
|-
|-
| BSc (Est. Man.) || Bachelor of Science in Estate Management ||
| BScEng || Bachelor of Science in Engineering
|-
|-
| BScN || Bachelor of Science in Nursing ||
| BSc (Est. Man.) || Bachelor of Science in Estate Management
|-
|-
| BScSoc || Bachelor of Social Sciences ||
| BScN || Bachelor of Science in Nursing
|-
|-
| BSE || Bachelor of Science in Engineering (US) ||
| BScSoc || Bachelor of Social Sciences
|-
|-
| Bovine Spongiform Encephalopathy ||  ||  
| BSE || Bachelor of Science in Engineering (US)
|-
|-
| BSEE || Bachelor of Science in Electrical Engineering ||  
| Bovine Spongiform Encephalopathy ||  
|-
|-
| BSES || British Schools Exploring Society ||  
| BSEE || Bachelor of Science in Electrical Engineering
|-
|-
| BSF || British Salonica Force ||
| BSES || British Schools Exploring Society
|-
|-
| BSFA || British Science Fiction Association ||
| BSF || British Salonica Force
|-
|-
| BSFS || Bachelor of Science in Foreign Service ||
| BSFA || British Science Fiction Association
|-
|-
| BSI || British Standards Institution ||  
| BSFS || Bachelor of Science in Foreign Service
|-
|-
| BSIA || British Security Industry Association ||
| BSI || British Standards Institution
|-
|-
| BSJA || British Show Jumping Association ||
| BSIA || British Security Industry Association
|-
|-
| BSME || Bachelor of Science in Mechanical Engineering ||  
| BSJA || British Show Jumping Association
|-
|-
| British Society of Magazine Editors ||  ||  
| BSME || Bachelor of Science in Mechanical Engineering
|-
|-
| BSN || Bachelor of Science in Nursing ||  
| British Society of Magazine Editors ||  
|-
|-
| BSNS || Bachelor of Naval Science ||
| BSN || Bachelor of Science in Nursing
|-
|-
| BSocSc || Bachelor of Social Science ||
| BSNS || Bachelor of Naval Science
|-
|-
| BSocStud || Bachelor of Social Studies ||
| BSocSc || Bachelor of Social Science
|-
|-
| BSRA || British Ship Research Association ||  
| BSocStud || Bachelor of Social Studies
|-
|-
| BSRIA || Building Services Research and Information Association ||
| BSRA || British Ship Research Association
|-
|-
| BSS || Bachelor of Science (Social Science) ||  
| BSRIA || Building Services Research and Information Association
|-
|-
| BSSc || Bachelor of Social Science ||
| BSS || Bachelor of Science (Social Science)
|-
|-
| BST || Bachelor of Sacred Theology ||
| BSSc || Bachelor of Social Science
|-
|-
| BSurv || Bachelor of Surveying ||
| BST || Bachelor of Sacred Theology
|-
|-
| BSW || Bachelor of Social Work ||
| BSurv || Bachelor of Surveying
|-
|-
| BT || Bachelor of Teaching ||
| BSW || Bachelor of Social Work
|-
|-
| British Telecommunications ||  ||  
| BT || Bachelor of Teaching
|-
|-
| Bt || Baronet ||  
| British Telecommunications ||  
|-
|-
| Brevet ||  ||  
| Bt || Baronet
|-
|-
| BTA || British Tourist Authority (formerly British Travel Association) ||  
| Brevet ||  
|-
|-
| BTCV || British Trust for Conservation Volunteers ||
| BTA || British Tourist Authority (formerly British Travel Association)
|-
|-
| BTDB || British Transport Docks Board (now see ABP) ||
| BTCV || British Trust for Conservation Volunteers
|-
|-
| BTEC || Business and Technology (formerly Technician) Education Council ||
| BTDB || British Transport Docks Board (now see ABP)
|-
|-
| BTech || Bachelor of Technology ||
| BTEC || Business and Technology (formerly Technician) Education Council
|-
|-
| BTh || Bachelor of Theology ||
| BTech || Bachelor of Technology
|-
|-
| BTP || Bachelor of Town Planning ||
| BTh || Bachelor of Theology
|-
|-
| BTS || Bachelor of Theological Studies ||
| BTP || Bachelor of Town Planning
|-
|-
| Btss || Baronetess ||  
| BTS || Bachelor of Theological Studies
|-
|-
| BUAS || British Universities Association of Slavists ||  
| Btss || Baronetess
|-
|-
| Bucks || Buckinghamshire ||  
| BUAS || British Universities Association of Slavists
|-
|-
| BUGB || Baptist Union of Great Britain ||  
| Bucks || Buckinghamshire
|-
|-
| BUNAC || British Universities North America Club ||  
| BUGB || Baptist Union of Great Britain
|-
|-
| BUniv || Bachelor of the University ||  
| BUNAC || British Universities North America Club
|-
|-
| BUPA || British United Provident Association ||  
| BUniv || Bachelor of the University
|-
|-
| BURA || British Urban Regeneration Association ||
| BUPA || British United Provident Association
|-
|-
| BV || Besloten Vennootschap ||  
| BURA || British Urban Regeneration Association
|-
|-
| BVA || British Veterinary Association ||  
| BV || Besloten Vennootschap
|-
|-
| British Video Association ||  ||
| BVA || British Veterinary Association
|-
|-
| BVC || Bar Vocational Course ||  
| British Video Association ||  
|-
|-
| BVCA || British Private Equity and Venture Capital Association ||  
| BVC || Bar Vocational Course
|-
|-
| BVetMed || Bachelor of Veterinary Medicine ||  
| BVCA || British Private Equity and Venture Capital Association
|-
|-
| BVI || British Virgin Islands ||  
| BVetMed || Bachelor of Veterinary Medicine
|-
|-
| BVM || Blessed Virgin Mary ||
| BVI || British Virgin Islands
|-
|-
| BVMS || Bachelor of Veterinary Medicine and Surgery ||  
| BVM || Blessed Virgin Mary
|-
|-
| BVPA || British Veterinary Poultry Association ||
| BVMS || Bachelor of Veterinary Medicine and Surgery
|-
|-
| BVSc || Bachelor of Veterinary Science ||
| BVPA || British Veterinary Poultry Association
|-
|-
| BWI || British West Indies ||  
| BVSc || Bachelor of Veterinary Science
|-
|-
| BWM || British War Medal ||
| BWI || British West Indies
|-
|-
| C || Conservative ||  
| BWM || British War Medal
|-
|-
| 100 ||  ||  
| C || Conservative
|-
|-
| C ||  ||  
| 100 ||  
|-
|-
| ||  ||  
| C ||  
|-
|-
| c || child ||  
| ||  
|-
|-
| cousin ||  ||  
| c || child
|-
|-
| circa (about) ||  ||  
| cousin ||  
|-
|-
| CA || Central America ||  
| circa (about) ||  
|-
|-
| County Alderman ||  ||  
| CA || Central America
|-
|-
| Chartered Accountant (Scotland and Canada) ||  ||  
| County Alderman ||  
|-
|-
| California (postal) ||  ||  
| Chartered Accountant (Scotland and Canada) ||  
|-
|-
| CAA || Civil Aviation Authority ||  
| California (postal) ||  
|-
|-
| CAABU || Council for the Advancement of Arab and British Understanding ||  
| CAA || Civil Aviation Authority
|-
|-
| CAAV || (Member of) Central Association of Agricultural Valuers ||
| CAABU || Council for the Advancement of Arab and British Understanding
|-
|-
| CAB || Citizens’ Advice Bureau ||  
| CAAV || (Member of) Central Association of Agricultural Valuers
|-
|-
| Centre for Agricultural and Biosciences (formerly Commonwealth Agricultural Bureau) ||  ||  
| CAB || Citizens’ Advice Bureau
|-
|-
| CABE || Commission for Architecture and the Built Environment ||  
| Centre for Agricultural and Biosciences (formerly Commonwealth Agricultural Bureau) ||  
|-
|-
| CACTM || Central Advisory Council of Training for the Ministry (later ACCM; now see ABM) ||
| CABE || Commission for Architecture and the Built Environment
|-
|-
| CAER || Conservative Action for Electoral Reform ||
| CACTM || Central Advisory Council of Training for the Ministry (later ACCM; now see ABM)
|-
|-
| CAF || Charities Aid Foundation ||  
| CAER || Conservative Action for Electoral Reform
|-
|-
| CAFCASS || Child and Family Court Advisory and Support Service ||  
| CAF || Charities Aid Foundation
|-
|-
| CAFOD || Catholic Agency for Overseas Development ||  
| CAFCASS || Child and Family Court Advisory and Support Service
|-
|-
| CAJ || Committee on the Administration of Justice ||  
| CAFOD || Catholic Agency for Overseas Development
|-
|-
| Calif || California ||  
| CAJ || Committee on the Administration of Justice
|-
|-
| CAM || Communications, Advertising and Marketing ||  
| Calif || California
|-
|-
| Cambs || Cambridgeshire ||  
| CAM || Communications, Advertising and Marketing
|-
|-
| CAMC || Canadian Army Medical Corps ||  
| Cambs || Cambridgeshire
|-
|-
| CAMRA || Campaign for Real Ale ||  
| CAMC || Canadian Army Medical Corps
|-
|-
| CAMS || Certificate of Advanced Musical Study ||  
| CAMRA || Campaign for Real Ale
|-
|-
| C&G || City and Guilds of London Institute ||
| CAMS || Certificate of Advanced Musical Study
|-
|-
| Cantab || Cantabrigiensis (of Cambridge) ||
| C&G || City and Guilds of London Institute
|-
|-
| Cantuar || Cantuariensis (of Canterbury) ||
| Cantab || Cantabrigiensis (of Cambridge)
|-
|-
| CAP || Common Agricultural Policy ||  
| Cantuar || Cantuariensis (of Canterbury)
|-
|-
| Capt. || Captain ||  
| CAP || Common Agricultural Policy
|-
|-
| CARD || Campaign against Racial Discrimination ||  
| Capt. || Captain
|-
|-
| CARDS || Community Assistance for Reconstruction, Development and Stabilisation ||  
| CARD || Campaign against Racial Discrimination
|-
|-
| CARE || Cottage and Rural Enterprises ||
| CARDS || Community Assistance for Reconstruction, Development and Stabilisation
|-
|-
| CARICOM || Caribbean Community ||  
| CARE || Cottage and Rural Enterprises
|-
|-
| CARIFTA || Caribbean Free Trade Area (now see CARICOM) ||
| CARICOM || Caribbean Community
|-
|-
| Carms || Carmarthenshire ||  
| CARIFTA || Caribbean Free Trade Area (now see CARICOM)
|-
|-
| CAS || Chief of the Air Staff ||  
| Carms || Carmarthenshire
|-
|-
| CASE || Council for the Advancement and Support of Education ||
| CAS || Chief of the Air Staff
|-
|-
| CASt || Certificate of Advanced Study ||
| CASE || Council for the Advancement and Support of Education
|-
|-
| CAT || College of Advanced Technology ||
| CASt || Certificate of Advanced Study
|-
|-
| Countryside Around Towns ||  ||  
| CAT || College of Advanced Technology
|-
|-
| CATE || Council for the Accreditation of Teacher Education ||  
| Countryside Around Towns ||  
|-
|-
| Cav. || Cavalry ||  
| CATE || Council for the Accreditation of Teacher Education
|-
|-
| CAWU || Clerical and Administrative Workers’ Union (later APEX) ||  
| Cav. || Cavalry
|-
|-
| CB || Companion, Order of the Bath ||  
| CAWU || Clerical and Administrative Workers’ Union (later APEX)
|-
|-
| County Borough ||  ||  
| CB || Companion, Order of the Bath
|-
|-
| CBC || County Borough Council ||  
| County Borough ||  
|-
|-
| CBE || Commander, Order of the British Empire ||  
| CBC || County Borough Council
|-
|-
| CBI || Confederation of British Industry ||
| CBE || Commander, Order of the British Empire
|-
|-
| CBII || Companion, British Institute of Innkeeping ||
| CBI || Confederation of British Industry
|-
|-
| CBIM || Companion, British Institute of Management (later CIMgt) ||
| CBII || Companion, British Institute of Innkeeping
|-
|-
| CBiol || Chartered Biologist ||  
| CBIM || Companion, British Institute of Management (later CIMgt)
|-
|-
| CBNS || Commander British Navy Staff ||  
| CBiol || Chartered Biologist
|-
|-
| CBS || Columbia Broadcasting System ||  
| CBNS || Commander British Navy Staff
|-
|-
| CBSI || Chartered Building Societies Institute (now see CIB) ||  
| CBS || Columbia Broadcasting System
|-
|-
| CBSO || City of Birmingham Symphony Orchestra ||  
| CBSI || Chartered Building Societies Institute (now see CIB)
|-
|-
| CC || Companion, Order of Canada ||
| CBSO || City of Birmingham Symphony Orchestra
|-
|-
| City Council ||  ||  
| CC || Companion, Order of Canada
|-
|-
| County Council ||  ||  
| City Council ||  
|-
|-
| Cricket Club ||  ||  
| County Council ||  
|-
|-
| Cycling Club ||  ||  
| Cricket Club ||  
|-
|-
| County Court ||  ||  
| Cycling Club ||  
|-
|-
| CCAB || Consultative Committee of Accountancy Bodies ||  
| County Court ||  
|-
|-
| CCAHC || Central Council for Agricultural and Horticultural Co-operation ||  
| CCAB || Consultative Committee of Accountancy Bodies
|-
|-
| CCBE || Commission Consultative des Barreaux de la Communauté Européenne ||  
| CCAHC || Central Council for Agricultural and Horticultural Co-operation
|-
|-
| CCBI || Council of Churches for Britain and Ireland (now see CTBI) ||  
| CCBE || Commission Consultative des Barreaux de la Communauté Européenne
|-
|-
| CCC || Corpus Christi College ||  
| CCBI || Council of Churches for Britain and Ireland (now see CTBI)
|-
|-
| Central Criminal Court ||  ||  
| CCC || Corpus Christi College
|-
|-
| County Cricket Club ||  ||  
| Central Criminal Court ||  
|-
|-
| CCE || Chartered Civil Engineer ||  
| County Cricket Club ||  
|-
|-
| CCETSW || Central Council for Education and Training in Social Work ||  
| CCE || Chartered Civil Engineer
|-
|-
| CCF || Combined Cadet Force ||  
| CCETSW || Central Council for Education and Training in Social Work
|-
|-
| CCFM || Combined Cadet Forces Medal ||
| CCF || Combined Cadet Force
|-
|-
| CCG || Control Commission Germany ||  
| CCFM || Combined Cadet Forces Medal
|-
|-
| Clinical Commissioning Group ||  ||  
| CCG || Control Commission Germany
|-
|-
| CCH || Cacique’s Crown of Honour, Order of Service of Guyana ||  
| Clinical Commissioning Group ||  
|-
|-
| CChem || Chartered Chemist ||  
| CCH || Cacique’s Crown of Honour, Order of Service of Guyana
|-
|-
| CCIPD || Companion, Chartered Institute of Personnel and Development ||
| CChem || Chartered Chemist
|-
|-
| CCIS || Command Control Information System ||  
| CCIPD || Companion, Chartered Institute of Personnel and Development
|-
|-
| CCJ || Council of Christians and Jews ||  
| CCIS || Command Control Information System
|-
|-
| CCLRC || Council for the Central Laboratory of the Research Councils ||
| CCJ || Council of Christians and Jews
|-
|-
| CCMI || Companion, Chartered Management Institute ||  
| CCLRC || Council for the Central Laboratory of the Research Councils
|-
|-
| CCMS || Committee on the Challenges of Modern Society ||  
| CCMI || Companion, Chartered Management Institute
|-
|-
| CCPR || Central Council of Physical Recreation ||
| CCMS || Committee on the Challenges of Modern Society
|-
|-
| CCQI || Companion, Chartered Quality Institute ||  
| CCPR || Central Council of Physical Recreation
|-
|-
| CCRA || Commander Corps of Royal Artillery ||  
| CCQI || Companion, Chartered Quality Institute
|-
|-
| CCRE || Commander Corps of Royal Engineers ||
| CCRA || Commander Corps of Royal Artillery
|-
|-
| CCREME || Commander Corps of Royal Electrical and Mechanical Engineers ||
| CCRE || Commander Corps of Royal Engineers
|-
|-
| CCRSigs || Commander Corps of Royal Signals ||
| CCREME || Commander Corps of Royal Electrical and Mechanical Engineers
|-
|-
| CCS || Casualty Clearing Station ||  
| CCRSigs || Commander Corps of Royal Signals
|-
|-
| Ceylon Civil Service ||  ||  
| CCS || Casualty Clearing Station
|-
|-
| Countryside Commission for Scotland ||  ||  
| Ceylon Civil Service ||  
|-
|-
| CCSU || Council of Civil Service Unions ||  
| Countryside Commission for Scotland ||  
|-
|-
| CCTA || Commission de Coöpération Technique pour l’Afrique ||  
| CCSU || Council of Civil Service Unions
|-
|-
| Central Computer and Telecommunications Authority ||  ||  
| CCTA || Commission de Coöpération Technique pour l’Afrique
|-
|-
| CCTS || Combat Crew Training Squadron ||  
| Central Computer and Telecommunications Authority ||  
|-
|-
| CD || Canadian Forces Decoration ||  
| CCTS || Combat Crew Training Squadron
|-
|-
| Commander, Order of Distinction (Jamaica) ||  ||  
| CD || Canadian Forces Decoration
|-
|-
| Civil Defence ||  ||  
| Commander, Order of Distinction (Jamaica) ||  
|-
|-
| Compact Disc ||  ||  
| Civil Defence ||  
|-
|-
| CDA || Co-operative Development Agency ||  
| Compact Disc ||  
|-
|-
| Christian Democratic Alliance ||  ||  
| CDA || Co-operative Development Agency
|-
|-
| CDC || Centers for Disease Control and Prevention ||  
| Christian Democratic Alliance ||  
|-
|-
| CDEE || Chemical Defence Experimental Establishment ||  
| CDC || Centers for Disease Control and Prevention
|-
|-
| CDipAF || Certified Diploma in Accounting and Finance ||  
| CDEE || Chemical Defence Experimental Establishment
|-
|-
| CDir || Chartered Director ||  
| CDipAF || Certified Diploma in Accounting and Finance
|-
|-
| CDISS || Centre for Defence and International Security Studies ||  
| CDir || Chartered Director
|-
|-
| Cdo || Commando ||  
| CDISS || Centre for Defence and International Security Studies
|-
|-
| Cdre || Commodore ||  
| Cdo || Commando
|-
|-
| CDS || Chief of the Defence Staff ||  
| Cdre || Commodore
|-
|-
| CDU || Christlich-Demokratische Union ||  
| CDS || Chief of the Defence Staff
|-
|-
| CE || Civil Engineer ||  
| CDU || Christlich-Demokratische Union
|-
|-
| CEA || Central Electricity Authority ||  
| CE || Civil Engineer
|-
|-
| CEC || Commission of the European Communities ||  
| CEA || Central Electricity Authority
|-
|-
| CECAM || Centre Européen de Calcul Atomique et Moléculaire ||  
| CEC || Commission of the European Communities
|-
|-
| CECD || Confédération Européenne du Commerce de Détail ||
| CECAM || Centre Européen de Calcul Atomique et Moléculaire
|-
|-
| CEDA || Committee for Economic Development of Australia ||  
| CECD || Confédération Européenne du Commerce de Détail
|-
|-
| CEDEP || Centre Européen d’Education Permanente ||  
| CEDA || Committee for Economic Development of Australia
|-
|-
| CEDR || Centre for Effective Dispute Resolution ||
| CEDEP || Centre Européen d’Education Permanente
|-
|-
| CEE || Communauté Economique Européenne ||  
| CEDR || Centre for Effective Dispute Resolution
|-
|-
| CEED || Centre for Economic and Environmental Development ||  
| CEE || Communauté Economique Européenne
|-
|-
| CEF || Canadian Expeditionary Force ||  
| CEED || Centre for Economic and Environmental Development
|-
|-
| CeFA || Certificate for Financial Advisers ||  
| CEF || Canadian Expeditionary Force
|-
|-
| CEFAS || Centre for Environment, Fisheries and Aquaculture Science ||
| CeFA || Certificate for Financial Advisers
|-
|-
| CEFIC || Conseil Européen des Fédérations de l’Industrie Chimique ||  
| CEFAS || Centre for Environment, Fisheries and Aquaculture Science
|-
|-
| CEGB || Central Electricity Generating Board ||  
| CEFIC || Conseil Européen des Fédérations de l’Industrie Chimique
|-
|-
| CEH || Centre for Ecology & Hydrology ||  
| CEGB || Central Electricity Generating Board
|-
|-
| CEI || Council of Engineering Institutions ||  
| CEH || Centre for Ecology & Hydrology
|-
|-
| CEIR || Corporation for Economic and Industrial Research ||  
| CEI || Council of Engineering Institutions
|-
|-
| CELTA || Certificate in Teaching English to Speakers of Other Languages ||  
| CEIR || Corporation for Economic and Industrial Research
|-
|-
| CEM || Council of European Municipalities (now see CEMR) ||
| CELTA || Certificate in Teaching English to Speakers of Other Languages
|-
|-
| College of Emergency Medicine ||  ||  
| CEM || Council of European Municipalities (now see CEMR)
|-
|-
| CeMAP || Certificate in Mortgage Advice and Practice ||  
| College of Emergency Medicine ||  
|-
|-
| CEMR || Council of European Municipalities and Regions ||
| CeMAP || Certificate in Mortgage Advice and Practice
|-
|-
| CEMS || Church of England Men’s Society ||
| CEMR || Council of European Municipalities and Regions
|-
|-
| CEN || Comité Européen de Normalisation ||  
| CEMS || Church of England Men’s Society
|-
|-
| CENELEC || European Committee for Electrotechnical Standardization ||  
| CEN || Comité Européen de Normalisation
|-
|-
| CEng || Chartered Engineer ||  
| CENELEC || European Committee for Electrotechnical Standardization
|-
|-
| Cento || Central Treaty Organisation ||  
| CEng || Chartered Engineer
|-
|-
| CEnv || Chartered Environmentalist ||  
| Cento || Central Treaty Organisation
|-
|-
| CEO || Chief Executive Officer ||  
| CEnv || Chartered Environmentalist
|-
|-
| CEPS || Center for Economic Policy Studies ||  
| CEO || Chief Executive Officer
|-
|-
| CERA || Chartered Enterprise Risk Analyst ||  
| CEPS || Center for Economic Policy Studies
|-
|-
| CeRGI || Certificate of Regulated General Insurance ||  
| CERA || Chartered Enterprise Risk Analyst
|-
|-
| CERL || Central Electricity Research Laboratories ||  
| CeRGI || Certificate of Regulated General Insurance
|-
|-
| CERN || Organisation (formerly Centre) Européenne pour la Recherche Nucléaire ||  
| CERL || Central Electricity Research Laboratories
|-
|-
| CERT || Charities Effectiveness Review Trust ||  
| CERN || Organisation (formerly Centre) Européenne pour la Recherche Nucléaire
|-
|-
| CertCPE || Certificate in Clinical Pastoral Education ||  
| CERT || Charities Effectiveness Review Trust
|-
|-
| CertDS || Certificate in Dramatic Studies ||
| CertCPE || Certificate in Clinical Pastoral Education
|-
|-
| Cert Ed || Certificate of Education ||
| CertDS || Certificate in Dramatic Studies
|-
|-
| CertHE || Certificate in Higher Education ||
| Cert Ed || Certificate of Education
|-
|-
| CertITP || Certificate of International Teachers’ Program (Harvard) ||
| CertHE || Certificate in Higher Education
|-
|-
| CertTP || Certificate in Town Planning ||
| CertITP || Certificate of International Teachers’ Program (Harvard)
|-
|-
| CEST || Centre for Exploitation of Science and Technology ||  
| CertTP || Certificate in Town Planning
|-
|-
| CET || Council for Educational Technology ||
| CEST || Centre for Exploitation of Science and Technology
|-
|-
| CETSW || Council for Education and Training in Social Work ||
| CET || Council for Educational Technology
|-
|-
| CF || Chaplain to the Forces ||  
| CETSW || Council for Education and Training in Social Work
|-
|-
| Companion, Order of Fiji ||  ||  
| CF || Chaplain to the Forces
|-
|-
| Churchill Fellow ||  ||  
| Companion, Order of Fiji ||  
|-
|-
| Corporate Finance ||  ||  
| Churchill Fellow ||  
|-
|-
| Corporate Financier ||  ||  
| Corporate Finance ||  
|-
|-
| CFA || Canadian Field Artillery ||  
| Corporate Financier ||  
|-
|-
| Chartered Financial Analyst ||  ||  
| CFA || Canadian Field Artillery
|-
|-
| CFE || Central Fighter Establishment ||  
| Chartered Financial Analyst ||  
|-
|-
| CFM || Cadet Forces Medal ||  
| CFE || Central Fighter Establishment
|-
|-
| CFPS || Certificate of Further Professional Studies ||  
| CFM || Cadet Forces Medal
|-
|-
| CFR || Commander, Order of the Federal Republic of Nigeria ||
| CFPS || Certificate of Further Professional Studies
|-
|-
| CFS || Central Flying School ||  
| CFR || Commander, Order of the Federal Republic of Nigeria
|-
|-
| Chronic Fatigue Syndrome ||  ||  
| CFS || Central Flying School
|-
|-
| CGA || Community of the Glorious Ascension ||  
| Chronic Fatigue Syndrome ||  
|-
|-
| Country Gentlemen’s Association ||  ||  
| CGA || Community of the Glorious Ascension
|-
|-
| CGeog || Chartered Geographer ||  
| Country Gentlemen’s Association ||  
|-
|-
| CGeol || Chartered Geologist ||
| CGeog || Chartered Geographer
|-
|-
| CGIA || Insignia Award of City and Guilds of London Institute (now see FCGI) ||  
| CGeol || Chartered Geologist
|-
|-
| CGLI || City and Guilds of London Institute (now see C&G) ||
| CGIA || Insignia Award of City and Guilds of London Institute (now see FCGI)
|-
|-
| CGM || Conspicuous Gallantry Medal ||  
| CGLI || City and Guilds of London Institute (now see C&G)
|-
|-
| CGMA || Chartered Global Management Accountant ||  
| CGM || Conspicuous Gallantry Medal
|-
|-
| CGRM || Commandant-General Royal Marines ||  
| CGMA || Chartered Global Management Accountant
|-
|-
| CGS || Chief of the General Staff ||
| CGRM || Commandant-General Royal Marines
|-
|-
| CH || Companion of Honour ||
| CGS || Chief of the General Staff
|-
|-
| Chap. || Chaplain ||  
| CH || Companion of Honour
|-
|-
| ChapStJ || Chaplain, Order of St John of Jerusalem (now see ChStJ) ||
| Chap. || Chaplain
|-
|-
| CHAR || Campaign for the Homeless and Rootless ||  
| ChapStJ || Chaplain, Order of St John of Jerusalem (now see ChStJ)
|-
|-
| CHB || Companion of Honour of Barbados ||  
| CHAR || Campaign for the Homeless and Rootless
|-
|-
| ChB || Bachelor of Surgery ||
| CHB || Companion of Honour of Barbados
|-
|-
| CHC || Community Health Council ||  
| ChB || Bachelor of Surgery
|-
|-
| CHIU || Committee for Heads of Irish Universities ||  
| CHC || Community Health Council
|-
|-
| ChLJ || Chaplain, Order of St Lazarus of Jerusalem ||
| CHIU || Committee for Heads of Irish Universities
|-
|-
| (CHM) || see under ARCO(CHM), FRCO(CHM) ||
| ChLJ || Chaplain, Order of St Lazarus of Jerusalem
|-
|-
| ChM || Master of Surgery ||  
| (CHM) || see under ARCO(CHM), FRCO(CHM)
|-
|-
| Chm. || Chairman or Chairwoman ||  
| ChM || Master of Surgery
|-
|-
| CHN || Community of the Holy Name ||  
| Chm. || Chairman or Chairwoman
|-
|-
| CHort || Chartered Horticulturalist ||  
| CHN || Community of the Holy Name
|-
|-
| ChStJ || Chaplain, Most Venerable Order of the Hospital of St John of Jerusalem ||  
| CHort || Chartered Horticulturalist
|-
|-
| CI || Imperial Order of the Crown of India ||
| ChStJ || Chaplain, Most Venerable Order of the Hospital of St John of Jerusalem
|-
|-
| Channel Islands ||  ||  
| CI || Imperial Order of the Crown of India
|-
|-
| CIA || Chemical Industries Association ||  
| Channel Islands ||  
|-
|-
| Central Intelligence Agency ||  ||  
| CIA || Chemical Industries Association
|-
|-
| CIAgrE || Companion, Institution of Agricultural Engineers ||  
| Central Intelligence Agency ||  
|-
|-
| CIArb || Chartered Institute of Arbitrators ||
| CIAgrE || Companion, Institution of Agricultural Engineers
|-
|-
| CIB || Chartered Institute of Bankers ||
| CIArb || Chartered Institute of Arbitrators
|-
|-
| CIBS || Chartered Institution of Building Services (now see CIBSE) ||
| CIB || Chartered Institute of Bankers
|-
|-
| CIBSE || Chartered Institution of Building Services Engineers ||
| CIBS || Chartered Institution of Building Services (now see CIBSE)
|-
|-
| CIC || Chemical Institute of Canada ||
| CIBSE || Chartered Institution of Building Services Engineers
|-
|-
| Community Interest Company ||  ||  
| CIC || Chemical Institute of Canada
|-
|-
| CICAP || Criminal Injuries Compensation Appeal Panel ||  
| Community Interest Company ||  
|-
|-
| CICB || Criminal Injuries Compensation Board ||
| CICAP || Criminal Injuries Compensation Appeal Panel
|-
|-
| CICHE || Committee for International Co-operation in Higher Education ||  
| CICB || Criminal Injuries Compensation Board
|-
|-
| CICI || Confederation of Information Communication Industries ||  
| CICHE || Committee for International Co-operation in Higher Education
|-
|-
| CID || Criminal Investigation Department ||  
| CICI || Confederation of Information Communication Industries
|-
|-
| CIE || Companion, Order of the Indian Empire ||  
| CID || Criminal Investigation Department
|-
|-
| Confédération Internationale des Etudiants ||  ||  
| CIE || Companion, Order of the Indian Empire
|-
|-
| CIEEM || Chartered Institute of Ecology and Environmental Management ||  
| Confédération Internationale des Etudiants ||  
|-
|-
| CIES || Companion, Institution of Engineers and Shipbuilders in Scotland ||
| CIEEM || Chartered Institute of Ecology and Environmental Management
|-
|-
| CIEx || Companion, Institute of Export ||
| CIES || Companion, Institution of Engineers and Shipbuilders in Scotland
|-
|-
| CIFE || Council (formerly Conference) for Independent Further Education ||  
| CIEx || Companion, Institute of Export
|-
|-
| CIGasE || Companion, Institution of Gas Engineers (now see CIGEM) ||
| CIFE || Council (formerly Conference) for Independent Further Education
|-
|-
| CIGEM || Companion, Institution of Gas Engineers and Managers ||
| CIGasE || Companion, Institution of Gas Engineers (now see CIGEM)
|-
|-
| CIGRE || Conférence Internationale des Grands Réseaux Electriques ||  
| CIGEM || Companion, Institution of Gas Engineers and Managers
|-
|-
| CIGS || Chief of the Imperial General Staff (now see CGS) ||  
| CIGRE || Conférence Internationale des Grands Réseaux Electriques
|-
|-
| CIHM || Companion, Institute of Healthcare Management ||
| CIGS || Chief of the Imperial General Staff (now see CGS)
|-
|-
| CIHR || Canadian Institutes of Health Research ||
| CIHM || Companion, Institute of Healthcare Management
|-
|-
| CIHT || Chartered Institution of Highways and Transportation ||
| CIHR || Canadian Institutes of Health Research
|-
|-
| CIIA || Canadian Institute of International Affairs ||
| CIHT || Chartered Institution of Highways and Transportation
|-
|-
| CIL || Corpus inscriptionum latinarum ||  
| CIIA || Canadian Institute of International Affairs
|-
|-
| CILIP || Chartered Institute of Library and Information Professionals ||  
| CIL || Corpus inscriptionum latinarum
|-
|-
| CILT || Chartered Institute of Logistics and Transport ||
| CILIP || Chartered Institute of Library and Information Professionals
|-
|-
| CIM || China Inland Mission ||  
| CILT || Chartered Institute of Logistics and Transport
|-
|-
| Chartered Institute of Marketing ||  ||  
| CIM || China Inland Mission
|-
|-
| CIMA || Chartered Institute of Management Accountants ||  
| Chartered Institute of Marketing ||  
|-
|-
| CIMarE || Companion, Institute of Marine Engineers ||
| CIMA || Chartered Institute of Management Accountants
|-
|-
| CIMEMME || Companion, Institution of Mining Electrical and Mining Mechanical Engineers ||
| CIMarE || Companion, Institute of Marine Engineers
|-
|-
| CIMgt || Companion, Institute of Management (now see CCMI) ||
| CIMEMME || Companion, Institution of Mining Electrical and Mining Mechanical Engineers
|-
|-
| CIMGTechE || Companion, Institution of Mechanical and General Technician Engineers ||
| CIMgt || Companion, Institute of Management (now see CCMI)
|-
|-
| CIMO || Commission for Instruments and Methods of Observation ||
| CIMGTechE || Companion, Institution of Mechanical and General Technician Engineers
|-
|-
| CIMR || Cambridge Institute for Medical Research ||
| CIMO || Commission for Instruments and Methods of Observation
|-
|-
| C-in-C || Commander-in-Chief ||  
| CIMR || Cambridge Institute for Medical Research
|-
|-
| CINCHAN || Allied Commander-in-Chief Channel ||
| C-in-C || Commander-in-Chief
|-
|-
| CInstLM || Companion, Institute of Leadership and Management ||  
| CINCHAN || Allied Commander-in-Chief Channel
|-
|-
| CINOA || Confédération Internationale des Négotiants en Œuvres d’Art ||  
| CInstLM || Companion, Institute of Leadership and Management
|-
|-
| CIO || Charitable Incorporated Organisation ||  
| CINOA || Confédération Internationale des Négotiants en Œuvres d’Art
|-
|-
| CIOB || Chartered Institute of Building ||  
| CIO || Charitable Incorporated Organisation
|-
|-
| CIPA || Chartered Institute of Patent Agents ||
| CIOB || Chartered Institute of Building
|-
|-
| CIPD || Companion, Institute of Personnel and Development (now see CCIPD) ||
| CIPA || Chartered Institute of Patent Agents
|-
|-
| Chartered Institute of Personnel and Development ||  ||
| CIPD || Companion, Institute of Personnel and Development (now see CCIPD)
|-
|-
| CIPFA || Chartered Institute of Public Finance and Accountancy ||  
| Chartered Institute of Personnel and Development ||  
|-
|-
| CIPM || Companion, Institute of Personnel Management (later CIPD) ||
| CIPFA || Chartered Institute of Public Finance and Accountancy
|-
|-
| CIPR || Chartered Institute of Public Relations ||
| CIPM || Companion, Institute of Personnel Management (later CIPD)
|-
|-
| CIQA || Companion, Institute of Quality Assurance (now see CCQI) ||
| CIPR || Chartered Institute of Public Relations
|-
|-
| CIR || Commission on Industrial Relations ||  
| CIQA || Companion, Institute of Quality Assurance (now see CCQI)
|-
|-
| CIRES || Co-operative Institute for Research in Environmental Sciences ||  
| CIR || Commission on Industrial Relations
|-
|-
| CIRIA || Construction Industry Research and Information Association ||
| CIRES || Co-operative Institute for Research in Environmental Sciences
|-
|-
| CIRP || Collège Internationale pour Recherche et Production ||  
| CIRIA || Construction Industry Research and Information Association
|-
|-
| CIS || Institute of Chartered Secretaries and Administrators (formerly Chartered Institute of Secretaries) ||  
| CIRP || Collège Internationale pour Recherche et Production
|-
|-
| Command Control Communications and Information Systems ||  ||  
| CIS || Institute of Chartered Secretaries and Administrators (formerly Chartered Institute of Secretaries)
|-
|-
| Commonwealth of Independent States ||  ||  
| Command Control Communications and Information Systems ||  
|-
|-
| CISAC || Confédération Internationale des Sociétés d’Auteurs et Compositeurs ||  
| Commonwealth of Independent States ||  
|-
|-
| Centre for International Security and Arms Control ||  ||  
| CISAC || Confédération Internationale des Sociétés d’Auteurs et Compositeurs
|-
|-
| CISI || Chartered Institute for Securities & Investment ||  
| Centre for International Security and Arms Control ||  
|-
|-
| CIT || Chartered Institute of Transport ||
| CISI || Chartered Institute for Securities & Investment
|-
|-
| California Institute of Technology ||  ||
| CIT || Chartered Institute of Transport
|-
|-
| CITB || Construction Industry Training Board ||  
| California Institute of Technology ||  
|-
|-
| CITD || Certificate of Institute of Training and Development ||
| CITB || Construction Industry Training Board
|-
|-
| CITP || Chartered Information Technology Professional ||  
| CITD || Certificate of Institute of Training and Development
|-
|-
| CIV || City Imperial Volunteers ||  
| CITP || Chartered Information Technology Professional
|-
|-
| CIWEM || Chartered Institution of Water and Environmental Management ||  
| CIV || City Imperial Volunteers
|-
|-
| CJM || Congregation of Jesus and Mary (Eudist Fathers) ||
| CIWEM || Chartered Institution of Water and Environmental Management
|-
|-
| CL || Commander, Order of Leopold ||
| CJM || Congregation of Jesus and Mary (Eudist Fathers)
|-
|-
| cl || cum laude ||  
| CL || Commander, Order of Leopold
|-
|-
| Cl. || Class ||  
| cl || cum laude
|-
|-
| CLA || Country Land & Business Association (formerly Country Landowners’ Association) ||  
| Cl. || Class
|-
|-
| CLIC || Cancer and Leukemia in Childhood ||  
| CLA || Country Land & Business Association (formerly Country Landowners’ Association)
|-
|-
| CLit || Companion of Literature (Royal Society of Literature Award) ||  
| CLIC || Cancer and Leukemia in Childhood
|-
|-
| CLJ || Commander, Order of St Lazarus of Jerusalem ||
| CLit || Companion of Literature (Royal Society of Literature Award)
|-
|-
| CLP || Constituency Labour Party ||  
| CLJ || Commander, Order of St Lazarus of Jerusalem
|-
|-
| CLRAE || Congress (formerly Conference) of Local and Regional Authorities of Europe ||  
| CLP || Constituency Labour Party
|-
|-
| CLY || City of London Yeomanry ||
| CLRAE || Congress (formerly Conference) of Local and Regional Authorities of Europe
|-
|-
| CM || Member, Order of Canada ||
| CLY || City of London Yeomanry
|-
|-
| Congregation of the Mission (Vincentians) ||  ||  
| CM || Member, Order of Canada
|-
|-
| Master in Surgery ||  ||  
| Congregation of the Mission (Vincentians) ||  
|-
|-
| Certificated Master ||  ||  
| Master in Surgery ||  
|-
|-
| Canadian Militia ||  ||  
| Certificated Master ||  
|-
|-
| CMA || Canadian Medical Association ||  
| Canadian Militia ||  
|-
|-
| Cost and Management Accountant (NZ) ||  ||  
| CMA || Canadian Medical Association
|-
|-
| Competition and Markets Authority ||  ||  
| Cost and Management Accountant (NZ) ||  
|-
|-
| CMarEng || Chartered Marine Engineer ||  
| Competition and Markets Authority ||  
|-
|-
| CMarSci || Chartered Marine Scientist ||
| CMarEng || Chartered Marine Engineer
|-
|-
| CMath || Chartered Mathematician ||
| CMarSci || Chartered Marine Scientist
|-
|-
| CMB || Central Midwives’ Board ||  
| CMath || Chartered Mathematician
|-
|-
| CMC || Certified Management Consultant ||  
| CMB || Central Midwives’ Board
|-
|-
| Civil Mediation Council ||  ||  
| CMC || Certified Management Consultant
|-
|-
| CME || Continuing Ministerial Education ||  
| Civil Mediation Council ||  
|-
|-
| CMet || Chartered Meteorologist ||  
| CME || Continuing Ministerial Education
|-
|-
| CMF || Commonwealth Military Forces ||  
| CMet || Chartered Meteorologist
|-
|-
| Central Mediterranean Force ||  ||  
| CMF || Commonwealth Military Forces
|-
|-
| CMG || Companion, Order of St Michael and St George ||  
| Central Mediterranean Force ||  
|-
|-
| CMgr || Chartered Manager ||  
| CMG || Companion, Order of St Michael and St George
|-
|-
| CMILT || Chartered Member, Chartered Institute of Logistics and Transport ||
| CMgr || Chartered Manager
|-
|-
| CMIWSc || Certified Member, Institute of Wood Science ||
| CMILT || Chartered Member, Chartered Institute of Logistics and Transport
|-
|-
| CMJ || Commander, Supreme Military Order of the Temple of Jerusalem ||
| CMIWSc || Certified Member, Institute of Wood Science
|-
|-
| CMktr || Chartered Marketer ||  
| CMJ || Commander, Supreme Military Order of the Temple of Jerusalem
|-
|-
| CMLI || Chartered Member, Landscape Institute ||
| CMktr || Chartered Marketer
|-
|-
| CMLJ || Commander of Merit, Order of St Lazarus of Jerusalem ||
| CMLI || Chartered Member, Landscape Institute
|-
|-
| CMM || Commander, Order of Military Merit (Canada) ||
| CMLJ || Commander of Merit, Order of St Lazarus of Jerusalem
|-
|-
| CMO || Chief Medical Officer ||  
| CMM || Commander, Order of Military Merit (Canada)
|-
|-
| CMP || Corps of Military Police (now see CRMP) ||  
| CMO || Chief Medical Officer
|-
|-
| CMS || Church Mission (formerly Church Missionary) Society ||
| CMP || Corps of Military Police (now see CRMP)
|-
|-
| Certificate in Management Studies ||  ||  
| CMS || Church Mission (formerly Church Missionary) Society
|-
|-
| CMT || Chaconia Medal of Trinidad ||  
| Certificate in Management Studies ||  
|-
|-
| CNAA || Council for National Academic Awards ||  
| CMT || Chaconia Medal of Trinidad
|-
|-
| CND || Campaign for Nuclear Disarmament ||
| CNAA || Council for National Academic Awards
|-
|-
| CNI || Companion, Nautical Institute ||  
| CND || Campaign for Nuclear Disarmament
|-
|-
| CNO || Chief of Naval Operations ||  
| CNI || Companion, Nautical Institute
|-
|-
| CNOCS || Captain Naval Operational Command Systems ||
| CNO || Chief of Naval Operations
|-
|-
| CNR || Canadian National Railways ||  
| CNOCS || Captain Naval Operational Command Systems
|-
|-
| CNRS || Centre National de la Recherche Scientifique ||
| CNR || Canadian National Railways
|-
|-
| CNS || Clinical Nurse Specialist ||  
| CNRS || Centre National de la Recherche Scientifique
|-
|-
| CNZM || Companion, New Zealand Order of Merit ||  
| CNS || Clinical Nurse Specialist
|-
|-
| CO || Commanding Officer ||  
| CNZM || Companion, New Zealand Order of Merit
|-
|-
| Commonwealth Office (after Aug. 1966) (now see FCO) ||  ||  
| CO || Commanding Officer
|-
|-
| Colonial Office (before Aug. 1966) ||  ||  
| Commonwealth Office (after Aug. 1966) (now see FCO) ||  
|-
|-
| Conscientious Objector ||  ||  
| Colonial Office (before Aug. 1966) ||  
|-
|-
| Colorado (postal) ||  ||  
| Conscientious Objector ||  
|-
|-
| Congregation of the Oratory ||  ||  
| Colorado (postal) ||  
|-
|-
| Co. || County ||  
| Congregation of the Oratory ||  
|-
|-
| Company ||  ||  
| Co. || County
|-
|-
| Coal.L || Co.L ||  
| Company ||  
|-
|-
| Coalition Liberal ||  ||  
| Coal.L || Co.L
|-
|-
| Coal.U || Co.U ||  
| Coalition Liberal ||  
|-
|-
| Coalition Unionist ||  ||  
| Coal.U || Co.U
|-
|-
| COBSEO || Confederation of British Service and Ex-Service Organisations ||  
| Coalition Unionist ||  
|-
|-
| CODEST || Committee for the Development of European Science and Technology ||
| COBSEO || Confederation of British Service and Ex-Service Organisations
|-
|-
| C of E || Church of England ||
| CODEST || Committee for the Development of European Science and Technology
|-
|-
| C of I || Church of Ireland ||
| C of E || Church of England
|-
|-
| C of S || Chief of Staff ||
| C of I || Church of Ireland
|-
|-
| Church of Scotland ||  ||  
| C of S || Chief of Staff
|-
|-
| COHSE || Confederation of Health Service Employees ||  
| Church of Scotland ||  
|-
|-
| COI || Central Office of Information ||
| COHSE || Confederation of Health Service Employees
|-
|-
| CoID || Council of Industrial Design (now Design Council) ||
| COI || Central Office of Information
|-
|-
| Col || Colonel ||  
| CoID || Council of Industrial Design (now Design Council)
|-
|-
| Coll. || College ||  
| Col || Colonel
|-
|-
| Collegiate ||  ||  
| Coll. || College
|-
|-
| Colo || Colorado ||  
| Collegiate ||  
|-
|-
| Col.-Sergt || Colour-Sergeant ||  
| Colo || Colorado
|-
|-
| Com || Communist ||  
| Col.-Sergt || Colour-Sergeant
|-
|-
| Comd || Command ||  
| Com || Communist
|-
|-
| Comdg || Commanding ||  
| Comd || Command
|-
|-
| Comdr || Commander ||  
| Comdg || Commanding
|-
|-
| Comdt || Commandant ||  
| Comdr || Commander
|-
|-
| COMEC || Council of the Military Education Committees of the Universities of the UK ||  
| Comdt || Commandant
|-
|-
| Commn || Commission ||  
| COMEC || Council of the Military Education Committees of the Universities of the UK
|-
|-
| Commnd || Commissioned ||  
| Commn || Commission
|-
|-
| CompICE || Companion, Institution of Civil Engineers ||  
| Commnd || Commissioned
|-
|-
| CompIEE || Companion, Institution of Electrical Engineers (later FIEE) ||
| CompICE || Companion, Institution of Civil Engineers
|-
|-
| CompIERE || Companion, Institution of Electronic and Radio Engineers ||
| CompIEE || Companion, Institution of Electrical Engineers (later FIEE)
|-
|-
| CompIGasE || Companion, Institution of Gas Engineers ||
| CompIERE || Companion, Institution of Electronic and Radio Engineers
|-
|-
| CompILE || Companion, Institution of Lighting Engineers ||
| CompIGasE || Companion, Institution of Gas Engineers
|-
|-
| CompIMechE || Companion, Institution of Mechanical Engineers ||
| CompILE || Companion, Institution of Lighting Engineers
|-
|-
| CompInstE || Companion, Institute of Energy ||
| CompIMechE || Companion, Institution of Mechanical Engineers
|-
|-
| CompInstMC || Companion, Institute of Measurement and Control ||
| CompInstE || Companion, Institute of Energy
|-
|-
| CompOR || Companion, Operational Research Society ||
| CompInstMC || Companion, Institute of Measurement and Control
|-
|-
| CompTI || Companion of the Textile Institute ||
| CompOR || Companion, Operational Research Society
|-
|-
| Comr || Commissioner ||  
| CompTI || Companion of the Textile Institute
|-
|-
| Comy-Gen. || Commissary-General ||  
| Comr || Commissioner
|-
|-
| CON || Commander, Order of the Niger ||  
| Comy-Gen. || Commissary-General
|-
|-
| ConfEd || Confederation of Education Service Managers ||
| CON || Commander, Order of the Niger
|-
|-
| Conn || Connecticut ||  
| ConfEd || Confederation of Education Service Managers
|-
|-
| Const. || Constitutional ||  
| Conn || Connecticut
|-
|-
| CONUL || Council of National and University Librarians ||  
| Const. || Constitutional
|-
|-
| Co-op. || Co-operative ||  
| CONUL || Council of National and University Librarians
|-
|-
| COP || Conference of the Parties ||  
| Co-op. || Co-operative
|-
|-
| COPA || Comité des Organisations Professionels Agricoles de la CEE ||  
| COP || Conference of the Parties
|-
|-
| COPEC || Conference of Politics, Economics and Christianity ||  
| COPA || Comité des Organisations Professionels Agricoles de la CEE
|-
|-
| COPUS || Committee on the Public Understanding of Science ||
| COPEC || Conference of Politics, Economics and Christianity
|-
|-
| Corp. || Corporation ||  
| COPUS || Committee on the Public Understanding of Science
|-
|-
| Corporal ||  ||  
| Corp. || Corporation
|-
|-
| Corresp. Mem. || Corresponding Member ||  
| Corporal ||  
|-
|-
| COS || Chief of Staff ||  
| Corresp. Mem. || Corresponding Member
|-
|-
| Charity Organization Society ||  ||  
| COS || Chief of Staff
|-
|-
| CoSIRA || Council for Small Industries in Rural Areas ||  
| Charity Organization Society ||  
|-
|-
| COSLA || Convention of Scottish Local Authorities ||  
| CoSIRA || Council for Small Industries in Rural Areas
|-
|-
| COSPAR || Committee on Space Research ||  
| COSLA || Convention of Scottish Local Authorities
|-
|-
| COSSAC || Chief of Staff to Supreme Allied Commander ||  
| COSPAR || Committee on Space Research
|-
|-
| COTC || Coronavirus disease ||  
| COSSAC || Chief of Staff to Supreme Allied Commander
|-
|-
| COVID || Canadian Officers’ Training Corps ||  
| COTC || Coronavirus disease
|-
|-
| CP || Central Provinces ||  
| COVID || Canadian Officers’ Training Corps
|-
|-
| Cape Province ||  ||  
| CP || Central Provinces
|-
|-
| Congregation of the Passion ||  ||  
| Cape Province ||  
|-
|-
| CPA || Commonwealth Parliamentary Association ||  
| Congregation of the Passion ||  
|-
|-
| Chartered Patent Agent ||  ||  
| CPA || Commonwealth Parliamentary Association
|-
|-
| Certified Public Accountant (USA) ||  ||  
| Chartered Patent Agent ||  
|-
|-
| CPAG || Child Poverty Action Group ||  
| Certified Public Accountant (USA) ||  
|-
|-
| CPAGB || Credit, Photographic Alliance of Great Britain ||  
| CPAG || Child Poverty Action Group
|-
|-
| CPAS || Church Pastoral Aid Society ||  
| CPAGB || Credit, Photographic Alliance of Great Britain
|-
|-
| CPC || Conservative Political Centre ||  
| CPAS || Church Pastoral Aid Society
|-
|-
| CPCH || College of Paediatrics and Child Health (now see RCPCH) ||  
| CPC || Conservative Political Centre
|-
|-
| CPD || Continuing Professional Development ||  
| CPCH || College of Paediatrics and Child Health (now see RCPCH)
|-
|-
| CPE || Common Professional Examination ||
| CPD || Continuing Professional Development
|-
|-
| Clinical Pastoral Education ||  ||  
| CPE || Common Professional Examination
|-
|-
| CPEng || Chartered Professional Engineer (of Institution of Engineers of Australia) ||  
| Clinical Pastoral Education ||  
|-
|-
| CPFA || Member or Associate, Chartered Institute of Public Finance and Accountancy ||
| CPEng || Chartered Professional Engineer (of Institution of Engineers of Australia)
|-
|-
| CPHVA || Community Practitioners & Health Visitors’ Association ||  
| CPFA || Member or Associate, Chartered Institute of Public Finance and Accountancy
|-
|-
| CPhys || Chartered Physicist ||  
| CPHVA || Community Practitioners & Health Visitors’ Association
|-
|-
| CPL || Chief Personnel and Logistics ||  
| CPhys || Chartered Physicist
|-
|-
| CPLS || Certificate of Professional Legal Studies ||  
| CPL || Chief Personnel and Logistics
|-
|-
| CPM || Colonial Police Medal ||  
| CPLS || Certificate of Professional Legal Studies
|-
|-
| CPR || Canadian Pacific Railway ||  
| CPM || Colonial Police Medal
|-
|-
| CPRE || Campaign to Protect Rural England (formerly Council for the Protection of Rural England) ||  
| CPR || Canadian Pacific Railway
|-
|-
| CPRW || Campaign for the Protection of Rural Wales ||
| CPRE || Campaign to Protect Rural England (formerly Council for the Protection of Rural England)
|-
|-
| CPS || Crown Prosecution Service ||  
| CPRW || Campaign for the Protection of Rural Wales
|-
|-
| Certificate in Pastoral Studies ||  ||  
| CPS || Crown Prosecution Service
|-
|-
| CPSA || Civil and Public Services Association (now see PCS) ||  
| Certificate in Pastoral Studies ||  
|-
|-
| Church of the Province of South Africa ||  ||  
| CPSA || Civil and Public Services Association (now see PCS)
|-
|-
| CPSU || Communist Party of the Soviet Union ||  
| Church of the Province of South Africa ||  
|-
|-
| CPsychol || Chartered Psychologist ||  
| CPSU || Communist Party of the Soviet Union
|-
|-
| CPU || Commonwealth Press Union ||  
| CPsychol || Chartered Psychologist
|-
|-
| CQ || Chevalier, National Order of Quebec ||  
| CPU || Commonwealth Press Union
|-
|-
| CQI || Chartered Quality Institute ||  
| CQ || Chevalier, National Order of Quebec
|-
|-
| CQP || Chartered Quality Professional ||
| CQI || Chartered Quality Institute
|-
|-
| CQSW || Certificate of Qualification in Social Work ||  
| CQP || Chartered Quality Professional
|-
|-
| CR || Community of the Resurrection ||
| CQSW || Certificate of Qualification in Social Work
|-
|-
| cr || created or creation ||  
| CR || Community of the Resurrection
|-
|-
| CRA || Commander, Royal Artillery ||  
| cr || created or creation
|-
|-
| CRAC || Careers Research and Advisory Centre ||  
| CRA || Commander, Royal Artillery
|-
|-
| CRadP || Chartered Radiation Protection Professional ||  
| CRAC || Careers Research and Advisory Centre
|-
|-
| CRAeS || Companion, Royal Aeronautical Society ||  
| CRadP || Chartered Radiation Protection Professional
|-
|-
| CRASC || Commander, Royal Army Service Corps ||
| CRAeS || Companion, Royal Aeronautical Society
|-
|-
| CRC || Cancer Research Campaign (now see CRUK) ||  
| CRASC || Commander, Royal Army Service Corps
|-
|-
| Community Relations Council ||  ||  
| CRC || Cancer Research Campaign (now see CRUK)
|-
|-
| CRE || Commander, Royal Engineers ||  
| Community Relations Council ||  
|-
|-
| Commission for Racial Equality ||  ||  
| CRE || Commander, Royal Engineers
|-
|-
| Commercial Relations and Exports ||  ||  
| Commission for Racial Equality ||  
|-
|-
| Conference of Rectors of European Universities (formerly Association of European Universities) ||  ||  
| Commercial Relations and Exports ||  
|-
|-
| Cres. || Crescent ||  
| Conference of Rectors of European Universities (formerly Association of European Universities) ||  
|-
|-
| CRMP || Corps of Royal Military Police ||  
| Cres. || Crescent
|-
|-
| CRNCM || Companion, Royal Northern College of Music ||
| CRMP || Corps of Royal Military Police
|-
|-
| CRO || Commonwealth Relations Office (now see FCO) ||  
| CRNCM || Companion, Royal Northern College of Music
|-
|-
| CRSNZ || Companion, Royal Society of New Zealand ||  
| CRO || Commonwealth Relations Office (now see FCO)
|-
|-
| CRUK || Cancer Research United Kingdom ||  
| CRSNZ || Companion, Royal Society of New Zealand
|-
|-
| CS || Civil Service ||  
| CRUK || Cancer Research United Kingdom
|-
|-
| Clerk to the Signet ||  ||  
| CS || Civil Service
|-
|-
| Companion, Order of Samoa ||  ||  
| Clerk to the Signet ||  
|-
|-
| CSA || Confederate States of America ||  
| Companion, Order of Samoa ||  
|-
|-
| Child Support Agency ||  ||  
| CSA || Confederate States of America
|-
|-
| CSAB || Civil Service Appeal Board ||  
| Child Support Agency ||  
|-
|-
| CSB || Bachelor of Christian Science ||  
| CSAB || Civil Service Appeal Board
|-
|-
| CSC || Conspicuous Service Cross ||  
| CSB || Bachelor of Christian Science
|-
|-
| Congregation of the Holy Cross ||  ||  
| CSC || Conspicuous Service Cross
|-
|-
| CSCA || Civil Service Clerical Association (later CPSA) ||  
| Congregation of the Holy Cross ||  
|-
|-
| CSCE || Conference on Security and Co-operation in Europe ||  
| CSCA || Civil Service Clerical Association (later CPSA)
|-
|-
| CSci || Chartered Scientist ||  
| CSCE || Conference on Security and Co-operation in Europe
|-
|-
| CSD || Civil Service Department ||  
| CSci || Chartered Scientist
|-
|-
| Co-operative Secretaries Diploma ||  ||  
| CSD || Civil Service Department
|-
|-
| Chartered Society of Designers ||  ||  
| Co-operative Secretaries Diploma ||  
|-
|-
| CSDE || Central Servicing Development Establishment ||  
| Chartered Society of Designers ||  
|-
|-
| CSEU || Confederation of Shipbuilding and Engineering Unions ||  
| CSDE || Central Servicing Development Establishment
|-
|-
| CSG || Companion, Order of the Star of Ghana ||
| CSEU || Confederation of Shipbuilding and Engineering Unions
|-
|-
| Company of the Servants of God ||  ||
| CSG || Companion, Order of the Star of Ghana
|-
|-
| CSI || Companion, Order of the Star of India ||  
| Company of the Servants of God ||  
|-
|-
| Cross, Order of Solomon Islands ||  ||
| CSI || Companion, Order of the Star of India
|-
|-
| CSIR || Commonwealth Council for Scientific and Industrial Research (now see CSIRO) ||  
| Cross, Order of Solomon Islands ||  
|-
|-
| Council of Scientific and Industrial Research, India ||  ||
| CSIR || Commonwealth Council for Scientific and Industrial Research (now see CSIRO)
|-
|-
| CSIRO || Commonwealth Scientific and Industrial Research Organization (Australia) ||  
| Council of Scientific and Industrial Research, India ||  
|-
|-
| CSM || Civil Service Medal (Fiji) ||
| CSIRO || Commonwealth Scientific and Industrial Research Organization (Australia)
|-
|-
| Companion, Star of Merit (Federation of Saint Kitts and Nevis) ||  ||
| CSM || Civil Service Medal (Fiji)
|-
|-
| Companion, Star of Melanesia (Papua New Guinea) ||  ||  
| Companion, Star of Merit (Federation of Saint Kitts and Nevis) ||  
|-
|-
| CSO || Chief Scientific Officer ||  
| Companion, Star of Melanesia (Papua New Guinea) ||  
|-
|-
| Chief Signal Officer ||  ||
| CSO || Chief Scientific Officer
|-
|-
| Chief Staff Officer ||  ||  
| Chief Signal Officer ||  
|-
|-
| Central Statistical Office (now see ONS) ||  ||  
| Chief Staff Officer ||  
|-
|-
| CSP || Chartered Society of Physiotherapists ||  
| Central Statistical Office (now see ONS) ||  
|-
|-
| Civil Service of Pakistan ||  ||  
| CSP || Chartered Society of Physiotherapists
|-
|-
| CSPQ || Certificat de Spécialiste de la Province de Québec ||  
| Civil Service of Pakistan ||  
|-
|-
| CSS || Companion, Star of Sarawak ||  
| CSPQ || Certificat de Spécialiste de la Province de Québec
|-
|-
| Council for Science and Society ||  ||  
| CSS || Companion, Star of Sarawak
|-
|-
| Certificate in Social Studies ||  ||  
| Council for Science and Society ||  
|-
|-
| CSSB || Civil Service Selection Board ||  
| Certificate in Social Studies ||  
|-
|-
| CSSD || Czech Social Democratic Party ||  
| CSSB || Civil Service Selection Board
|-
|-
| CSSp || Holy Ghost Father ||  
| CSSD || Czech Social Democratic Party
|-
|-
| CSSR || Congregation of the Most Holy Redeemer (Redemptorist Order) ||
| CSSp || Holy Ghost Father
|-
|-
| CStat || Chartered Statistician ||  
| CSSR || Congregation of the Most Holy Redeemer (Redemptorist Order)
|-
|-
| CSTI || Council of Science and Technology Institutes ||  
| CStat || Chartered Statistician
|-
|-
| CStJ || Commander, Most Venerable Order of the Hospital of St John of Jerusalem ||
| CSTI || Council of Science and Technology Institutes
|-
|-
| CSU || Christlich-Soziale Union in Bayern ||  
| CStJ || Commander, Most Venerable Order of the Hospital of St John of Jerusalem
|-
|-
| CSV || Community Service Volunteers ||  
| CSU || Christlich-Soziale Union in Bayern
|-
|-
| CSW || Certificate in Social Work ||  
| CSV || Community Service Volunteers
|-
|-
| CT || Connecticut (postal) ||  
| CSW || Certificate in Social Work
|-
|-
| CTA || Chaplain Territorial Army ||  
| CT || Connecticut (postal)
|-
|-
| Chartered Tax Adviser ||  ||  
| CTA || Chaplain Territorial Army
|-
|-
| CTBI || Churches Together in Britain and Ireland ||  
| Chartered Tax Adviser ||  
|-
|-
| CTC || Cyclists’ Touring Club ||  
| CTBI || Churches Together in Britain and Ireland
|-
|-
| Commando Training Centre ||  ||  
| CTC || Cyclists’ Touring Club
|-
|-
| City Technology College ||  ||  
| Commando Training Centre ||  
|-
|-
| CText || Chartered Textile Technologist ||  
| City Technology College ||  
|-
|-
| CTh || Certificate in Theology ||  
| CText || Chartered Textile Technologist
|-
|-
| CTL || Companion, Trinity Laban ||  
| CTh || Certificate in Theology
|-
|-
| CTM || Certificate of Theology for Ministry ||  
| CTL || Companion, Trinity Laban
|-
|-
| CTPP || Chartered Transport Planning Professional ||  
| CTM || Certificate of Theology for Ministry
|-
|-
| CTS || Certificate in Terrorism Studies ||  
| CTPP || Chartered Transport Planning Professional
|-
|-
| CU || Cambridge University ||  
| CTS || Certificate in Terrorism Studies
|-
|-
| CUAC || Cambridge University Athletic Club ||
| CU || Cambridge University
|-
|-
| Colleges and Universities of the Anglican Communion ||  ||  
| CUAC || Cambridge University Athletic Club
|-
|-
| CUAFC || Cambridge University Association Football Club ||  
| Colleges and Universities of the Anglican Communion ||  
|-
|-
| CUCC || Cambridge University Cricket Club ||
| CUAFC || Cambridge University Association Football Club
|-
|-
| CUF || Common University Fund ||
| CUCC || Cambridge University Cricket Club
|-
|-
| CUNY || City University of New York ||
| CUF || Common University Fund
|-
|-
| CUP || Cambridge University Press ||
| CUNY || City University of New York
|-
|-
| CUPGRA || Cambridge University Postgraduate Research Association ||
| CUP || Cambridge University Press
|-
|-
| CURUFC || Cambridge University Rugby Union Football Club ||
| CUPGRA || Cambridge University Postgraduate Research Association
|-
|-
| CV || Cross of Valour (Canada) ||  
| CURUFC || Cambridge University Rugby Union Football Club
|-
|-
| CVCP || Committee of Vice-Chancellors and Principals of the Universities of the United Kingdom (now see UUK) ||
| CV || Cross of Valour (Canada)
|-
|-
| CVO || Commander, Royal Victorian Order ||  
| CVCP || Committee of Vice-Chancellors and Principals of the Universities of the United Kingdom (now see UUK)
|-
|-
| CVS || Council for Voluntary Service ||  
| CVO || Commander, Royal Victorian Order
|-
|-
| CWA || Crime Writers Association ||  
| CVS || Council for Voluntary Service
|-
|-
| CWEM || Chartered Water and Environmental Manager ||  
| CWA || Crime Writers Association
|-
|-
| CWGC || Commonwealth War Graves Commission ||  
| CWEM || Chartered Water and Environmental Manager
|-
|-
| CWS || Co-operative Wholesale Society ||  
| CWGC || Commonwealth War Graves Commission
|-
|-
| CWU || Communication Workers Union ||  
| CWS || Co-operative Wholesale Society
|-
|-
| D ||  ||  
| CWU || Communication Workers Union
|-
|-
| ||  ||  
| D ||  
|-
|-
| D || Duke ||  
| ||  
|-
|-
| d || died ||  
| D || Duke
|-
|-
| daughter ||  ||  
| d || died
|-
|-
| DA || Dame of St Andrew, Order of Barbados ||  
| daughter ||  
|-
|-
| Diploma in Anaesthesia ||  ||  
| DA || Dame of St Andrew, Order of Barbados
|-
|-
| Diploma in Art ||  ||  
| Diploma in Anaesthesia ||  
|-
|-
| Doctor of Arts ||  ||  
| Diploma in Art ||  
|-
|-
| DAA || Diploma in Archive Administration ||  
| Doctor of Arts ||  
|-
|-
| DAA&QMG || Deputy Assistant Adjutant and Quartermaster-General ||  
| DAA || Diploma in Archive Administration
|-
|-
| DAAD || Designers and Art Directors Association ||
| DAA&QMG || Deputy Assistant Adjutant and Quartermaster-General
|-
|-
| DAAG || Deputy Assistant Adjutant-General ||  
| DAAD || Designers and Art Directors Association
|-
|-
| DA&QMG || Deputy Adjutant and Quartermaster-General ||
| DAAG || Deputy Assistant Adjutant-General
|-
|-
| DAC || Development Assistance Committee ||  
| DA&QMG || Deputy Adjutant and Quartermaster-General
|-
|-
| Diocesan Advisory Committee ||  ||  
| DAC || Development Assistance Committee
|-
|-
| DAcad || Doctor of the Academy ||  
| Diocesan Advisory Committee ||  
|-
|-
| DACG || Deputy Assistant Chaplain-General ||  
| DAcad || Doctor of the Academy
|-
|-
| DACLAM || Diplomate, American College of Laboratory Animal Medicine ||  
| DACG || Deputy Assistant Chaplain-General
|-
|-
| DACOS || Deputy Assistant Chief of Staff ||
| DACLAM || Diplomate, American College of Laboratory Animal Medicine
|-
|-
| DAD || Deputy Assistant Director ||
| DACOS || Deputy Assistant Chief of Staff
|-
|-
| DAdmin || Doctor of Administration ||  
| DAD || Deputy Assistant Director
|-
|-
| DADMS || Deputy Assistant Director of Medical Services ||
| DAdmin || Doctor of Administration
|-
|-
| DADOS || Deputy Assistant Director of Ordnance Services ||
| DADMS || Deputy Assistant Director of Medical Services
|-
|-
| DADQ || Deputy Assistant Director of Quartering ||
| DADOS || Deputy Assistant Director of Ordnance Services
|-
|-
| DADST || Deputy Assistant Director of Supplies and Transport ||
| DADQ || Deputy Assistant Director of Quartering
|-
|-
| DAEd || Diploma in Art Education ||  
| DADST || Deputy Assistant Director of Supplies and Transport
|-
|-
| DAG || Deputy Adjutant-General ||  
| DAEd || Diploma in Art Education
|-
|-
| DAgr || Doctor of Agriculture ||  
| DAG || Deputy Adjutant-General
|-
|-
| DAgrFor || Doctor of Agriculture and Forestry ||
| DAgr || Doctor of Agriculture
|-
|-
| DAgrSc || Doctor of Agricultural Science ||
| DAgrFor || Doctor of Agriculture and Forestry
|-
|-
| DAMS || Deputy Assistant Military Secretary ||  
| DAgrSc || Doctor of Agricultural Science
|-
|-
| D&AD || Design and Art Direction (formerly Designers and Art Directors Association) ||  
| DAMS || Deputy Assistant Military Secretary
|-
|-
| DAppSc || Doctor of Applied Science ||  
| D&AD || Design and Art Direction (formerly Designers and Art Directors Association)
|-
|-
| DAQMG || Deputy Assistant Quartermaster-General ||  
| DAppSc || Doctor of Applied Science
|-
|-
| DArch || Doctor of Architecture ||  
| DAQMG || Deputy Assistant Quartermaster-General
|-
|-
| DArt || Doctor of Art ||
| DArch || Doctor of Architecture
|-
|-
| DArts || Doctor of Arts ||
| DArt || Doctor of Art
|-
|-
| DASc || Doctor in Agricultural Sciences ||
| DArts || Doctor of Arts
|-
|-
| DASS || Diploma in Applied Social Studies ||
| DASc || Doctor in Agricultural Sciences
|-
|-
| DATA || Draughtsmen’s and Allied Technicians’ Association (later AUEW(TASS)) ||  
| DASS || Diploma in Applied Social Studies
|-
|-
| DATEC || Art and Design Committee, Technician Education Council ||
| DATA || Draughtsmen’s and Allied Technicians’ Association (later AUEW(TASS))
|-
|-
| DAvMed || Diploma in Aviation Medicine, Royal College of Physicians ||
| DATEC || Art and Design Committee, Technician Education Council
|-
|-
| DBA || Doctor of Business Administration ||
| DAvMed || Diploma in Aviation Medicine, Royal College of Physicians
|-
|-
| DBE || Dame Commander, Order of the British Empire ||
| DBA || Doctor of Business Administration
|-
|-
| DBT || Department for Business and Trade ||  
| DBE || Dame Commander, Order of the British Empire
|-
|-
| DBTS || Diploma in Biblical and Theological Studies ||
| DBT || Department for Business and Trade
|-
|-
| DBus || Doctor of Business ||  
| DBTS || Diploma in Biblical and Theological Studies
|-
|-
| DC || District Council ||  
| DBus || Doctor of Business
|-
|-
| District of Columbia ||  ||  
| DC || District Council
|-
|-
| DCA || Doctor of Creative Arts ||  
| District of Columbia ||  
|-
|-
| Department for Constitutional Affairs ||  ||  
| DCA || Doctor of Creative Arts
|-
|-
| DCAS || Deputy Chief of the Air Staff ||  
| Department for Constitutional Affairs ||  
|-
|-
| DCB || Dame Commander, Order of the Bath ||
| DCAS || Deputy Chief of the Air Staff
|-
|-
| DCC || Diploma of Chelsea College ||
| DCB || Dame Commander, Order of the Bath
|-
|-
| DCCH || Diploma in Community Child Health ||
| DCC || Diploma of Chelsea College
|-
|-
| DCDS || Deputy Chief of Defence Staff ||  
| DCCH || Diploma in Community Child Health
|-
|-
| DCE || Diploma of a College of Education ||
| DCDS || Deputy Chief of Defence Staff
|-
|-
| DCG || Deputy Chaplain-General ||  
| DCE || Diploma of a College of Education
|-
|-
| DCGS || Deputy Chief of the General Staff ||
| DCG || Deputy Chaplain-General
|-
|-
| DCh || Doctor of Surgery ||
| DCGS || Deputy Chief of the General Staff
|-
|-
| DCH || Diploma in Child Health ||  
| DCh || Doctor of Surgery
|-
|-
| DChA || Diploma in Charity Accounting ||
| DCH || Diploma in Child Health
|-
|-
| DCHS || Dame Commander, Order of the Holy Sepulchre ||  
| DChA || Diploma in Charity Accounting
|-
|-
| DCL || Doctor of Civil Law ||
| DCHS || Dame Commander, Order of the Holy Sepulchre
|-
|-
| Doctor of Canon Law ||  ||
| DCL || Doctor of Civil Law
|-
|-
| DCLG || Department for Communities and Local Government ||  
| Doctor of Canon Law ||  
|-
|-
| DCLI || Duke of Cornwall’s Light Infantry ||  
| DCLG || Department for Communities and Local Government
|-
|-
| DCLJ || Dame Commander, Order of St Lazarus of Jerusalem ||
| DCLI || Duke of Cornwall’s Light Infantry
|-
|-
| DCM || Distinguished Conduct Medal ||  
| DCLJ || Dame Commander, Order of St Lazarus of Jerusalem
|-
|-
| DCMG || Dame Commander, Order of St Michael and St George ||  
| DCM || Distinguished Conduct Medal
|-
|-
| DCMS || Department for Digital, Culture, Media and Sport (formerly Department for Culture, Media and Sport) ||
| DCMG || Dame Commander, Order of St Michael and St George
|-
|-
| DCnL || Doctor of Canon Law ||  
| DCMS || Department for Digital, Culture, Media and Sport (formerly Department for Culture, Media and Sport)
|-
|-
| DCNZM || Distinguished Companion, New Zealand Order of Merit ||
| DCnL || Doctor of Canon Law
|-
|-
| DCO || Duke of Cambridge’s Own ||
| DCNZM || Distinguished Companion, New Zealand Order of Merit
|-
|-
| DCom || DComm ||  
| DCO || Duke of Cambridge’s Own
|-
|-
| Doctor of Commerce ||  ||  
| DCom || DComm
|-
|-
| DCP || Diploma in Clinical Pathology ||  
| Doctor of Commerce ||  
|-
|-
| Diploma in Conservation of Paintings ||  ||
| DCP || Diploma in Clinical Pathology
|-
|-
| DCS || Deputy Chief of Staff ||  
| Diploma in Conservation of Paintings ||  
|-
|-
| Doctor of Commercial Sciences ||  ||  
| DCS || Deputy Chief of Staff
|-
|-
| DCSF || Department for Children, Schools and Families ||  
| Doctor of Commercial Sciences ||  
|-
|-
| DCSG || Dame Commander, Order of St Gregory the Great ||
| DCSF || Department for Children, Schools and Families
|-
|-
| DCSO || Deputy Chief Scientific Officer ||  
| DCSG || Dame Commander, Order of St Gregory the Great
|-
|-
| DCT || Doctor of Christian Theology ||  
| DCSO || Deputy Chief Scientific Officer
|-
|-
| DCVO || Dame Commander, Royal Victorian Order ||  
| DCT || Doctor of Christian Theology
|-
|-
| DD || Doctor of Divinity ||  
| DCVO || Dame Commander, Royal Victorian Order
|-
|-
| DDAM || Diploma in Disability Assessment Medicine ||  
| DD || Doctor of Divinity
|-
|-
| DDes || Doctor of Design ||  
| DDAM || Diploma in Disability Assessment Medicine
|-
|-
| DDGAMS || Deputy Director General, Army Medical Services ||  
| DDes || Doctor of Design
|-
|-
| DDH || Diploma in Dental Health ||  
| DDGAMS || Deputy Director General, Army Medical Services
|-
|-
| DDL || Deputy Director of Labour ||  
| DDH || Diploma in Dental Health
|-
|-
| DDME || Deputy Director of Mechanical Engineering ||
| DDL || Deputy Director of Labour
|-
|-
| DDMI || Deputy Director of Military Intelligence ||
| DDME || Deputy Director of Mechanical Engineering
|-
|-
| DDMO || Deputy Director of Military Operations ||
| DDMI || Deputy Director of Military Intelligence
|-
|-
| DDMS || Deputy Director of Medical Services ||
| DDMO || Deputy Director of Military Operations
|-
|-
| DDMT || Deputy Director of Military Training ||
| DDMS || Deputy Director of Medical Services
|-
|-
| DDNI || Deputy Director of Naval Intelligence ||
| DDMT || Deputy Director of Military Training
|-
|-
| DDO || Diploma in Dental Orthopaedics ||  
| DDNI || Deputy Director of Naval Intelligence
|-
|-
| DDPH || Diploma in Dental Public Health ||
| DDO || Diploma in Dental Orthopaedics
|-
|-
| DDPR || Deputy Director of Public Relations ||
| DDPH || Diploma in Dental Public Health
|-
|-
| DDPS || Deputy Director of Personal Services ||
| DDPR || Deputy Director of Public Relations
|-
|-
| DDR || Deutsche Demokratische Republik ||  
| DDPS || Deputy Director of Personal Services
|-
|-
| DDRA || Deputy Director Royal Artillery ||  
| DDR || Deutsche Demokratische Republik
|-
|-
| DDra || Doctor of Drama ||  
| DDRA || Deputy Director Royal Artillery
|-
|-
| DDS || Doctor of Dental Surgery ||
| DDra || Doctor of Drama
|-
|-
| Director of Dental Services ||  ||
| DDS || Doctor of Dental Surgery
|-
|-
| DDSc || Doctor of Dental Science ||  
| Director of Dental Services ||  
|-
|-
| DDSD || Deputy Director Staff Duties ||  
| DDSc || Doctor of Dental Science
|-
|-
| DDSM || Defense Distinguished Service Medal ||  
| DDSD || Deputy Director Staff Duties
|-
|-
| DDST || Deputy Director of Supplies and Transport ||  
| DDSM || Defense Distinguished Service Medal
|-
|-
| DDWE&M || Deputy Director of Works, Electrical and Mechanical ||
| DDST || Deputy Director of Supplies and Transport
|-
|-
| DE || Doctor of Engineering ||
| DDWE&M || Deputy Director of Works, Electrical and Mechanical
|-
|-
| Delaware (postal) ||  ||  
| DE || Doctor of Engineering
|-
|-
| DEA || Department of Economic Affairs ||  
| Delaware (postal) ||  
|-
|-
| Diplôme d’Etudes Approfondies ||  ||  
| DEA || Department of Economic Affairs
|-
|-
| DEc || Doctor of Economics ||  
| Diplôme d’Etudes Approfondies ||  
|-
|-
| DECC || Department of Energy and Climate Change ||
| DEc || Doctor of Economics
|-
|-
| decd || deceased ||  
| DECC || Department of Energy and Climate Change
|-
|-
| DEcon || Doctor of Economics ||  
| decd || deceased
|-
|-
| DEconSc || Doctor of Economic Science ||
| DEcon || Doctor of Economics
|-
|-
| DEd || Doctor of Education ||
| DEconSc || Doctor of Economic Science
|-
|-
| DEFRA || Department for Environment, Food and Rural Affairs ||  
| DEd || Doctor of Education
|-
|-
| Deleg. || Delegate ||  
| DEFRA || Department for Environment, Food and Rural Affairs
|-
|-
| DEME || Directorate of Electrical and Mechanical Engineering ||  
| Deleg. || Delegate
|-
|-
| DEMS || Defensively Equipped Merchant Ships ||  
| DEME || Directorate of Electrical and Mechanical Engineering
|-
|-
| (DemU) || Democratic Unionist ||  
| DEMS || Defensively Equipped Merchant Ships
|-
|-
| DenD || Docteur en Droit ||  
| (DemU) || Democratic Unionist
|-
|-
| DEng || Doctor of Engineering ||  
| DenD || Docteur en Droit
|-
|-
| DenM || Docteur en Médicine ||  
| DEng || Doctor of Engineering
|-
|-
| DEOVR || Duke of Edinburgh’s Own Volunteer Rifles ||  
| DenM || Docteur en Médicine
|-
|-
| DEP || Department of Employment and Productivity ||
| DEOVR || Duke of Edinburgh’s Own Volunteer Rifles
|-
|-
| European Progressive Democrats ||  ||  
| DEP || Department of Employment and Productivity
|-
|-
| Dep. || Deputy ||  
| European Progressive Democrats ||  
|-
|-
| DERA || Defence Evaluation and Research Agency ||  
| Dep. || Deputy
|-
|-
| DES || Department of Education and Science (later DFE) ||
| DERA || Defence Evaluation and Research Agency
|-
|-
| Dr in Environmental Studies ||  ||  
| DES || Department of Education and Science (later DFE)
|-
|-
| DèsL || Docteur ès lettres ||  
| Dr in Environmental Studies ||  
|-
|-
| DèS || DèsSc ||  
| DèsL || Docteur ès lettres
|-
|-
| Docteur ès sciences ||  ||  
| DèS || DèsSc
|-
|-
| DESNZ || Department for Energy Security and Net Zero ||  
| Docteur ès sciences ||  
|-
|-
| DesRCA || Designer of the Royal College of Art ||  
| DESNZ || Department for Energy Security and Net Zero
|-
|-
| DESS || Diplôme d’Etudes Supérieures Specialisées ||  
| DesRCA || Designer of the Royal College of Art
|-
|-
| DESU || Diplôme d’Etudes Supérieures d’Université ||
| DESS || Diplôme d’Etudes Supérieures Specialisées
|-
|-
| DETR || Department of the Environment, Transport and the Regions ||  
| DESU || Diplôme d’Etudes Supérieures d’Université
|-
|-
| DExEU || Department for Exiting the European Union ||
| DETR || Department of the Environment, Transport and the Regions
|-
|-
| DFA || Doctor of Fine Arts ||  
| DExEU || Department for Exiting the European Union
|-
|-
| DFAS || Decorative and Fine Art Society ||
| DFA || Doctor of Fine Arts
|-
|-
| DFC || Distinguished Flying Cross ||  
| DFAS || Decorative and Fine Art Society
|-
|-
| DFE, DfE || Department for Education ||  
| DFC || Distinguished Flying Cross
|-
|-
| DFEE || DfEE ||  
| DFE, DfE || Department for Education
|-
|-
| Department for Education and Employment (later DFES) ||  ||  
| DFEE || DfEE
|-
|-
| DFES || DfES ||  
| Department for Education and Employment (later DFES) ||  
|-
|-
| Department for Education and Skills ||  ||  
| DFES || DfES
|-
|-
| DFFP || Diploma in Fertility and Family Planning ||  
| Department for Education and Skills ||  
|-
|-
| DFH || Diploma of Faraday House ||
| DFFP || Diploma in Fertility and Family Planning
|-
|-
| DFID || Department for International Development ||  
| DFH || Diploma of Faraday House
|-
|-
| DFil || Doctor en Filosofía ||  
| DFID || Department for International Development
|-
|-
| DFM || Distinguished Flying Medal ||  
| DFil || Doctor en Filosofía
|-
|-
| Diploma of Forensic Medicine ||  ||  
| DFM || Distinguished Flying Medal
|-
|-
| DFPHM || Diplomate Member, Faculty of Public Health Medicine ||  
| Diploma of Forensic Medicine ||  
|-
|-
| DfT || Department for Transport ||  
| DFPHM || Diplomate Member, Faculty of Public Health Medicine
|-
|-
| DG || Director General ||  
| DfT || Department for Transport
|-
|-
| Directorate General ||  ||  
| DG || Director General
|-
|-
| Dragoon Guards ||  ||  
| Directorate General ||  
|-
|-
| DGAA || Distressed Gentlefolks Aid Association ||  
| Dragoon Guards ||  
|-
|-
| DGAMS || Director-General Army Medical Services ||  
| DGAA || Distressed Gentlefolks Aid Association
|-
|-
| DGCHS || Dame Grand Cross, Order of the Holy Sepulchre ||  
| DGAMS || Director-General Army Medical Services
|-
|-
| DGDP || Diploma in General Dental Practice, Royal College of Physicians ||
| DGCHS || Dame Grand Cross, Order of the Holy Sepulchre
|-
|-
| DGEME || Director General Electrical and Mechanical Engineering ||
| DGDP || Diploma in General Dental Practice, Royal College of Physicians
|-
|-
| DGLP(A) || Director General Logistic Policy (Army) ||
| DGEME || Director General Electrical and Mechanical Engineering
|-
|-
| DGMS || Director-General of Medical Services ||
| DGLP(A) || Director General Logistic Policy (Army)
|-
|-
| DGMT || Director-General of Military Training ||
| DGMS || Director-General of Medical Services
|-
|-
| DGMW || Director-General of Military Works ||
| DGMT || Director-General of Military Training
|-
|-
| DGNPS || Director-General of Naval Personal Services ||
| DGMW || Director-General of Military Works
|-
|-
| DGP || Director-General of Personnel ||
| DGNPS || Director-General of Naval Personal Services
|-
|-
| DGPS || Director-General of Personal Services ||
| DGP || Director-General of Personnel
|-
|-
| DGS || Diploma in Graduate Studies ||  
| DGPS || Director-General of Personal Services
|-
|-
| DGStJ || Dame of Grace, Order of St John of Jerusalem (now see DStJ) ||  
| DGS || Diploma in Graduate Studies
|-
|-
| DGU || Doctor of Griffith University ||
| DGStJ || Dame of Grace, Order of St John of Jerusalem (now see DStJ)
|-
|-
| DH || Doctor of Humanities ||
| DGU || Doctor of Griffith University
|-
|-
| Doctor of Health ||  ||
| DH || Doctor of Humanities
|-
|-
| DHA || District Health Authority ||  
| Doctor of Health ||  
|-
|-
| Dhc || DHC ||  
| DHA || District Health Authority
|-
|-
| Doctor honoris causa ||  ||  
| Dhc || DHC
|-
|-
| DHE || Defence Housing Executive ||  
| Doctor honoris causa ||  
|-
|-
| DHEW || Department of Health Education and Welfare (US) ||  
| DHE || Defence Housing Executive
|-
|-
| DHL || Doctor of Humane Letters ||
| DHEW || Department of Health Education and Welfare (US)
|-
|-
| Doctor of Hebrew Literature ||  ||
| DHL || Doctor of Humane Letters
|-
|-
| DHLitt || Doctor of Humane Letters ||  
| Doctor of Hebrew Literature ||  
|-
|-
| DHM || Dean Hole Medal ||  
| DHLitt || Doctor of Humane Letters
|-
|-
| DHMSA || Diploma in the History of Medicine (Society of Apothecaries) ||  
| DHM || Dean Hole Medal
|-
|-
| DHQ || District Headquarters ||  
| DHMSA || Diploma in the History of Medicine (Society of Apothecaries)
|-
|-
| DHS || Dame, Order of the Holy Sepulchre ||  
| DHQ || District Headquarters
|-
|-
| DHSC || Department of Health and Social Care ||
| DHS || Dame, Order of the Holy Sepulchre
|-
|-
| DHSS || Department of Health and Social Security ||
| DHSC || Department of Health and Social Care
|-
|-
| DHum || Doctor of Humanities ||
| DHSS || Department of Health and Social Security
|-
|-
| DHumLit || Doctor of Humane Letters ||
| DHum || Doctor of Humanities
|-
|-
| DIA || Diploma in Industrial Administration ||  
| DHumLit || Doctor of Humane Letters
|-
|-
| DIB || Doctor of International Business ||  
| DIA || Diploma in Industrial Administration
|-
|-
| DIC || Diploma of the Imperial College ||
| DIB || Doctor of International Business
|-
|-
| DIFC || Dubai International Financial Centre ||  
| DIC || Diploma of the Imperial College
|-
|-
| DIG || Deputy Inspector-General ||  
| DIFC || Dubai International Financial Centre
|-
|-
| DIH || Diploma in Industrial Health ||  
| DIG || Deputy Inspector-General
|-
|-
| DIMP || Darjah Indera Mahkota Pahang (Malaysia) ||  
| DIH || Diploma in Industrial Health
|-
|-
| DIntLaw || Diploma in International Law ||  
| DIMP || Darjah Indera Mahkota Pahang (Malaysia)
|-
|-
| Dio. || Diocese ||  
| DIntLaw || Diploma in International Law
|-
|-
| DipA || Diploma of Arts in Theology ||  
| Dio. || Diocese
|-
|-
| DipAA || Diploma in Applied Art ||
| DipA || Diploma of Arts in Theology
|-
|-
| DipABRSM || Diploma, Associated Board of Royal Schools of Music ||
| DipAA || Diploma in Applied Art
|-
|-
| DipAD || Diploma in Art and Design ||
| DipABRSM || Diploma, Associated Board of Royal Schools of Music
|-
|-
| DipAE || Diploma in Adult Education ||
| DipAD || Diploma in Art and Design
|-
|-
| DipAe || Diploma in Aeronautics ||
| DipAE || Diploma in Adult Education
|-
|-
| DipAgr || Diploma in Agriculture ||
| DipAe || Diploma in Aeronautics
|-
|-
| DipArch || Diploma in Architecture ||
| DipAgr || Diploma in Agriculture
|-
|-
| DipASE || Diploma in Advanced Study of Education, College of Preceptors ||
| DipArch || Diploma in Architecture
|-
|-
| DipASS || Diploma in Applied Social Studies ||
| DipASE || Diploma in Advanced Study of Education, College of Preceptors
|-
|-
| DipBA || Diploma in Business Administration ||
| DipASS || Diploma in Applied Social Studies
|-
|-
| DipBS || Diploma in Fine Art, Byam Shaw School ||
| DipBA || Diploma in Business Administration
|-
|-
| DipCAM || Diploma in Communications, Advertising and Marketing of CAM Foundation ||
| DipBS || Diploma in Fine Art, Byam Shaw School
|-
|-
| DipCAT || Diploma in Cognitive Analytic Therapy ||
| DipCAM || Diploma in Communications, Advertising and Marketing of CAM Foundation
|-
|-
| DipCD || Diploma in Civic Design ||
| DipCAT || Diploma in Cognitive Analytic Therapy
|-
|-
| DipCE || Diploma in Civil Engineering ||
| DipCD || Diploma in Civic Design
|-
|-
| Diploma of a College of Education (Scotland) ||  ||  
| DipCE || Diploma in Civil Engineering
|-
|-
| DipChA || Diploma in Chartered Accounting ||  
| Diploma of a College of Education (Scotland) ||  
|-
|-
| DipCII || Diploma in Insurance, Chartered Insurance Institute ||
| DipChA || Diploma in Chartered Accounting
|-
|-
| DipCons || Diploma in Conservation ||
| DipCII || Diploma in Insurance, Chartered Insurance Institute
|-
|-
| DipCS || Diploma in Classical Studies ||
| DipCons || Diploma in Conservation
|-
|-
| DipECLAM || Diplomate, European College of Laboratory Animal Medicine ||  
| DipCS || Diploma in Classical Studies
|-
|-
| DipEcon || Diploma in Economics ||  
| DipECLAM || Diplomate, European College of Laboratory Animal Medicine
|-
|-
| DipECVO || Diploma in Veterinary Ophthalmology, European College of Veterinary Ophthalmologists ||
| DipEcon || Diploma in Economics
|-
|-
| DipEd || Diploma in Education ||
| DipECVO || Diploma in Veterinary Ophthalmology, European College of Veterinary Ophthalmologists
|-
|-
| DipEE || Diploma in Electrical Engineering ||
| DipEd || Diploma in Education
|-
|-
| DipEl || Diploma in Electronics ||
| DipEE || Diploma in Electrical Engineering
|-
|-
| DipESL || Diploma in English as a Second Language ||
| DipEl || Diploma in Electronics
|-
|-
| DipEth || Diploma in Ethnology ||
| DipESL || Diploma in English as a Second Language
|-
|-
| DipEurHum || Diploma in European Humanities ||
| DipEth || Diploma in Ethnology
|-
|-
| DipEVPC || Diplomate, European Veterinary Parasitology College ||
| DipEurHum || Diploma in European Humanities
|-
|-
| DipFBOM || Diploma in Farm Business Organisation and Management ||  
| DipEVPC || Diplomate, European Veterinary Parasitology College
|-
|-
| DipFD || Diploma in Funeral Directing ||
| DipFBOM || Diploma in Farm Business Organisation and Management
|-
|-
| DipFE || Diploma in Further Education ||
| DipFD || Diploma in Funeral Directing
|-
|-
| DipFM || Diploma in Forensic Medicine ||
| DipFE || Diploma in Further Education
|-
|-
| Diploma in Financial Management ||  ||
| DipFM || Diploma in Forensic Medicine
|-
|-
| DipFMS || Diploma in Forensic Medicine and Science ||  
| Diploma in Financial Management ||  
|-
|-
| DipFS || Diploma in Financial Services ||
| DipFMS || Diploma in Forensic Medicine and Science
|-
|-
| DipGSM || Diploma in Music, Guildhall School of Music and Drama ||
| DipFS || Diploma in Financial Services
|-
|-
| DipHA || Diploma in Hospital Administration ||
| DipGSM || Diploma in Music, Guildhall School of Music and Drama
|-
|-
| DipHE || Diploma in Higher Education ||
| DipHA || Diploma in Hospital Administration
|-
|-
| DipHSM || Diploma in Health Services Management ||
| DipHE || Diploma in Higher Education
|-
|-
| DipHIC || Diploma in Hospital Infection Control ||
| DipHSM || Diploma in Health Services Management
|-
|-
| DipHum || Diploma in Humanities ||
| DipHIC || Diploma in Hospital Infection Control
|-
|-
| DipHV || Diploma in Health Visiting ||
| DipHum || Diploma in Humanities
|-
|-
| DipICArb || Diploma in International Commercial Arbitration ||
| DipHV || Diploma in Health Visiting
|-
|-
| DipIT || Diploma in Information Technology ||
| DipICArb || Diploma in International Commercial Arbitration
|-
|-
| DipLA || Diploma in Landscape Architecture ||
| DipIT || Diploma in Information Technology
|-
|-
| DipLaw || Diploma in Law ||
| DipLA || Diploma in Landscape Architecture
|-
|-
| DipLib || Diploma of Librarianship ||
| DipLaw || Diploma in Law
|-
|-
| DipLLP || Diploma in Law and Legal Practice ||
| DipLib || Diploma of Librarianship
|-
|-
| DipLP || Diploma in Legal Practice ||
| DipLLP || Diploma in Law and Legal Practice
|-
|-
| DipLS || Diploma of Legal Studies ||
| DipLP || Diploma in Legal Practice
|-
|-
| DipM || Diploma in Marketing ||
| DipLS || Diploma of Legal Studies
|-
|-
| DipMed || Diploma in Medicine ||
| DipM || Diploma in Marketing
|-
|-
| DipMin || Diploma in Ministry ||
| DipMed || Diploma in Medicine
|-
|-
| DipN || Diploma in Nursing ||
| DipMin || Diploma in Ministry
|-
|-
| DipNEC || Diploma of Northampton Engineering College (now City University) ||
| DipN || Diploma in Nursing
|-
|-
| DIPP || Diploma of Interventional Pain Practice ||
| DipNEC || Diploma of Northampton Engineering College (now City University)
|-
|-
| DipPA || Diploma of Practitioners in Advertising (now see DipCAM) ||
| DIPP || Diploma of Interventional Pain Practice
|-
|-
| DipPE || Diploma in Physical Education ||
| DipPA || Diploma of Practitioners in Advertising (now see DipCAM)
|-
|-
| DipPFS || Diploma in Financial Planning, Chartered Insurance Institute ||
| DipPE || Diploma in Physical Education
|-
|-
| DipPSA || Diploma in Public Service Administration ||
| DipPFS || Diploma in Financial Planning, Chartered Insurance Institute
|-
|-
| DipPSW || Diploma in Psychiatric Social Work ||
| DipPSA || Diploma in Public Service Administration
|-
|-
| DipPsych || Diploma in Psychology ||
| DipPSW || Diploma in Psychiatric Social Work
|-
|-
| DipRE || Diploma in Religious Education ||
| DipPsych || Diploma in Psychology
|-
|-
| DipREM || Diploma in Rural Estate Management ||
| DipRE || Diploma in Religious Education
|-
|-
| DipRS || Diploma in Religious Studies ||
| DipREM || Diploma in Rural Estate Management
|-
|-
| DipSMS || Diploma in School Management Studies ||
| DipRS || Diploma in Religious Studies
|-
|-
| DipSoc || Diploma in Sociology ||
| DipSMS || Diploma in School Management Studies
|-
|-
| DipSocSc || Diploma in Social Science ||
| DipSoc || Diploma in Sociology
|-
|-
| DipSRAA || Diploma in the Study of Records and Administration of Archives ||
| DipSocSc || Diploma in Social Science
|-
|-
| DipStat || Diploma in Statistics ||
| DipSRAA || Diploma in the Study of Records and Administration of Archives
|-
|-
| DipSW || Diploma in Social Work ||
| DipStat || Diploma in Statistics
|-
|-
| DipTA || Diploma in Tropical Agriculture ||
| DipSW || Diploma in Social Work
|-
|-
| DipT&CP || Diploma in Town and Country Planning ||
| DipTA || Diploma in Tropical Agriculture
|-
|-
| DipTh || Diploma in Theology ||
| DipT&CP || Diploma in Town and Country Planning
|-
|-
| DipTMHA || Diploma in Training and Further Education of Mentally Handicapped Adults ||
| DipTh || Diploma in Theology
|-
|-
| DipTP || Diploma in Town Planning ||
| DipTMHA || Diploma in Training and Further Education of Mentally Handicapped Adults
|-
|-
| DipTPT || Diploma in Theory and Practice of Teaching ||
| DipTP || Diploma in Town Planning
|-
|-
| DipTRP || Diploma in Town and Regional Planning ||
| DipTPT || Diploma in Theory and Practice of Teaching
|-
|-
| DipURP || Diploma in Urban and Regional Planning ||
| DipTRP || Diploma in Town and Regional Planning
|-
|-
| DipYCS || Diploma in Youth and Community Studies ||
| DipURP || Diploma in Urban and Regional Planning
|-
|-
| DIS || Diploma in Industrial Studies ||
| DipYCS || Diploma in Youth and Community Studies
|-
|-
| DistTP || Distinction in Town Planning ||
| DIS || Diploma in Industrial Studies
|-
|-
| DIT || Department for International Trade ||  
| DistTP || Distinction in Town Planning
|-
|-
| DIur || Doctor of Law ||  
| DIT || Department for International Trade
|-
|-
| DIUS || Department for Innovation, Universities and Skills ||  
| DIur || Doctor of Law
|-
|-
| Div. || Division ||  
| DIUS || Department for Innovation, Universities and Skills
|-
|-
| Divorced ||  ||  
| Div. || Division
|-
|-
| DJAG || Deputy Judge Advocate General ||  
| Divorced ||  
|-
|-
| DJPD || Dato Jasa Purba Di-Raja Negeri Sembilan (Malaysia) ||  
| DJAG || Deputy Judge Advocate General
|-
|-
| DJStJ || Dame of Justice, Order of St John of Jerusalem (now see DStJ) ||
| DJPD || Dato Jasa Purba Di-Raja Negeri Sembilan (Malaysia)
|-
|-
| DJur || Doctor Juris (Doctor of Law) ||
| DJStJ || Dame of Justice, Order of St John of Jerusalem (now see DStJ)
|-
|-
| DK || Most Esteemed Family Order (Brunei) ||
| DJur || Doctor Juris (Doctor of Law)
|-
|-
| DL || Deputy Lieutenant ||  
| DK || Most Esteemed Family Order (Brunei)
|-
|-
| Democratie Libérale ||  ||  
| DL || Deputy Lieutenant
|-
|-
| DLAS || Diploma in Laboratory Animal Science, Royal College of Veterinary Surgeons ||  
| Democratie Libérale ||  
|-
|-
| DLaws || Doctor of Laws ||
| DLAS || Diploma in Laboratory Animal Science, Royal College of Veterinary Surgeons
|-
|-
| DLC || Diploma of Loughborough College ||
| DLaws || Doctor of Laws
|-
|-
| DLES || Doctor of Letters in Economic Studies ||
| DLC || Diploma of Loughborough College
|-
|-
| DLI || Durham Light Infantry ||  
| DLES || Doctor of Letters in Economic Studies
|-
|-
| DLIS || Diploma in Library and Information Studies ||  
| DLI || Durham Light Infantry
|-
|-
| DLit || DLitt ||  
| DLIS || Diploma in Library and Information Studies
|-
|-
| Doctor of Literature ||  ||  
| DLit || DLitt
|-
|-
| Doctor of Letters ||  ||  
| Doctor of Literature ||  
|-
|-
| DLittS || Doctor of Sacred Letters ||  
| Doctor of Letters ||  
|-
|-
| DLJ || Dame of Grace, Order of St Lazarus of Jerusalem ||
| DLittS || Doctor of Sacred Letters
|-
|-
| DLO || Diploma in Laryngology and Otology ||  
| DLJ || Dame of Grace, Order of St Lazarus of Jerusalem
|-
|-
| DLP || Diploma in Legal Practice ||
| DLO || Diploma in Laryngology and Otology
|-
|-
| Democratic Labour Party ||  ||  
| DLP || Diploma in Legal Practice
|-
|-
| DLR || Docklands Light Railway ||  
| Democratic Labour Party ||  
|-
|-
| DLUHC || Department for Levelling Up, Housing and Communities ||  
| DLR || Docklands Light Railway
|-
|-
| DM || Doctor of Medicine ||  
| DLUHC || Department for Levelling Up, Housing and Communities
|-
|-
| DMA || Diploma in Municipal Administration ||  
| DM || Doctor of Medicine
|-
|-
| DMan || Doctor of Management ||  
| DMA || Diploma in Municipal Administration
|-
|-
| DMCC || Diploma in the Medical Care of Catastrophe, Society of Apothecaries ||
| DMan || Doctor of Management
|-
|-
| DMD || Doctor of Medical Dentistry (Australia) ||
| DMCC || Diploma in the Medical Care of Catastrophe, Society of Apothecaries
|-
|-
| DME || Director of Mechanical Engineering ||
| DMD || Doctor of Medical Dentistry (Australia)
|-
|-
| DMed || Doctor of Medicine ||
| DME || Director of Mechanical Engineering
|-
|-
| DMedSci || Doctor of Medical Science ||
| DMed || Doctor of Medicine
|-
|-
| DMet || Doctor of Metallurgy ||
| DMedSci || Doctor of Medical Science
|-
|-
| DMI || Director of Military Intelligence ||
| DMet || Doctor of Metallurgy
|-
|-
| DMin || Doctor of Ministry ||
| DMI || Director of Military Intelligence
|-
|-
| DMiss || Doctor of Missiology ||
| DMin || Doctor of Ministry
|-
|-
| DMJ || Diploma in Medical Jurisprudence ||  
| DMiss || Doctor of Missiology
|-
|-
| DMJ(Path) || Diploma in Medical Jurisprudence (Pathology) ||
| DMJ || Diploma in Medical Jurisprudence
|-
|-
| DMLJ || Dame of Merit, Order of St Lazarus of Jerusalem ||  
| DMJ(Path) || Diploma in Medical Jurisprudence (Pathology)
|-
|-
| DMO || Director of Military Operations ||
| DMLJ || Dame of Merit, Order of St Lazarus of Jerusalem
|-
|-
| DMR || Diploma in Medical Radiology ||  
| DMO || Director of Military Operations
|-
|-
| DMRD || Diploma in Medical Radiological Diagnosis ||
| DMR || Diploma in Medical Radiology
|-
|-
| DMRE || Diploma in Medical Radiology and Electrology ||
| DMRD || Diploma in Medical Radiological Diagnosis
|-
|-
| DMRT || Diploma in Medical Radio-Therapy ||
| DMRE || Diploma in Medical Radiology and Electrology
|-
|-
| DMS || Director of Medical Services ||
| DMRT || Diploma in Medical Radio-Therapy
|-
|-
| Decoration for Meritorious Service (South Africa) ||  ||  
| DMS || Director of Medical Services
|-
|-
| Diploma in Management Studies ||  ||  
| Decoration for Meritorious Service (South Africa) ||  
|-
|-
| DMSc || Doctor of Medical Science ||  
| Diploma in Management Studies ||  
|-
|-
| DMT || Director of Military Training ||
| DMSc || Doctor of Medical Science
|-
|-
| DMus || Doctor of Music ||
| DMT || Director of Military Training
|-
|-
| DN || Diploma in Nursing ||  
| DMus || Doctor of Music
|-
|-
| DNB || Dictionary of National Biography ||  
| DN || Diploma in Nursing
|-
|-
| DNE || Director of Naval Equipment ||
| DNB || Dictionary of National Biography
|-
|-
| DNH || Department of National Heritage ||
| DNE || Director of Naval Equipment
|-
|-
| DNI || Director of Naval Intelligence ||
| DNH || Department of National Heritage
|-
|-
| DNursing || Professional Doctorate in Nursing ||  
| DNI || Director of Naval Intelligence
|-
|-
| DNZM || Dame Companion, New Zealand Order of Merit ||  
| DNursing || Professional Doctorate in Nursing
|-
|-
| DO || Diploma in Ophthalmology ||  
| DNZM || Dame Companion, New Zealand Order of Merit
|-
|-
| DOAE || Defence Operational Analysis Establishment ||  
| DO || Diploma in Ophthalmology
|-
|-
| DObstRCOG || Diploma of Royal College of Obstetricians and Gynaecologists (now see DRCOG) ||  
| DOAE || Defence Operational Analysis Establishment
|-
|-
| DOC || District Officer Commanding ||  
| DObstRCOG || Diploma of Royal College of Obstetricians and Gynaecologists (now see DRCOG)
|-
|-
| DocArts || Doctor of Arts ||  
| DOC || District Officer Commanding
|-
|-
| DocEng || Doctor of Engineering ||
| DocArts || Doctor of Arts
|-
|-
| DoE || Department of the Environment ||
| DocEng || Doctor of Engineering
|-
|-
| DoH || Department of Health ||
| DoE || Department of the Environment
|-
|-
| DoI || Department of Industry ||
| DoH || Department of Health
|-
|-
| DOL || Doctor of Oriental Learning ||
| DoI || Department of Industry
|-
|-
| Dom. || Dominus (Lord) ||  
| DOL || Doctor of Oriental Learning
|-
|-
| DOMS || Diploma in Ophthalmic Medicine and Surgery ||  
| Dom. || Dominus (Lord)
|-
|-
| DOR || Director of Operational Requirements ||  
| DOMS || Diploma in Ophthalmic Medicine and Surgery
|-
|-
| DOrthRCS || Diploma in Orthodontics, Royal College of Surgeons ||
| DOR || Director of Operational Requirements
|-
|-
| DOS || Director of Ordnance Services ||
| DOrthRCS || Diploma in Orthodontics, Royal College of Surgeons
|-
|-
| Doctor of Ocular Science ||  ||  
| DOS || Director of Ordnance Services
|-
|-
| DP || Data Processing ||  
| Doctor of Ocular Science ||  
|-
|-
| DPA || Diploma in Public Administration ||  
| DP || Data Processing
|-
|-
| Discharged Prisoners’ Aid ||  ||  
| DPA || Diploma in Public Administration
|-
|-
| Doctor of Public Administration ||  ||  
| Discharged Prisoners’ Aid ||  
|-
|-
| DPD || Diploma in Public Dentistry ||  
| Doctor of Public Administration ||  
|-
|-
| DPEc || Doctor of Political Economy ||  
| DPD || Diploma in Public Dentistry
|-
|-
| DPed || Doctor of Pedagogy ||
| DPEc || Doctor of Political Economy
|-
|-
| DPH || Diploma in Public Health ||  
| DPed || Doctor of Pedagogy
|-
|-
| DPh || DPhil ||  
| DPH || Diploma in Public Health
|-
|-
| Doctor of Philosophy ||  ||  
| DPh || DPhil
|-
|-
| DPharm || Doctor of Pharmacy ||  
| Doctor of Philosophy ||  
|-
|-
| DPhilMed || Diploma in Philosophy of Medicine ||
| DPharm || Doctor of Pharmacy
|-
|-
| DPhysMed || Diploma in Physical Medicine ||
| DPhilMed || Diploma in Philosophy of Medicine
|-
|-
| DPLG || Diplômé par le Gouvernement ||  
| DPhysMed || Diploma in Physical Medicine
|-
|-
| DPM || Diploma in Psychological Medicine ||  
| DPLG || Diplômé par le Gouvernement
|-
|-
| Diploma in Personnel Management ||  ||
| DPM || Diploma in Psychological Medicine
|-
|-
| DPMS || Dato Paduka Mahkota Selangor (Malaysia) ||  
| Diploma in Personnel Management ||  
|-
|-
| DPMSA || Diploma in Philosophy and Ethics of Medicine, Society of Apothecaries ||  
| DPMS || Dato Paduka Mahkota Selangor (Malaysia)
|-
|-
| DPP || Director of Public Prosecutions ||
| DPMSA || Diploma in Philosophy and Ethics of Medicine, Society of Apothecaries
|-
|-
| DPR || Director of Public Relations ||
| DPP || Director of Public Prosecutions
|-
|-
| DProf || Doctor of Professional Studies ||
| DPR || Director of Public Relations
|-
|-
| DPS || Director of Postal Services ||
| DProf || Doctor of Professional Studies
|-
|-
| Director of Personal Services ||  ||
| DPS || Director of Postal Services
|-
|-
| Doctor of Public Service ||  ||  
| Director of Personal Services ||  
|-
|-
| Diploma in Pastoral Studies ||  ||  
| Doctor of Public Service ||  
|-
|-
| DPSA || Diploma in Public and Social Administration ||  
| Diploma in Pastoral Studies ||  
|-
|-
| DPSE || Diploma in Professional Studies in Education ||
| DPSA || Diploma in Public and Social Administration
|-
|-
| DPSM || Diploma in Public Sector Management ||
| DPSE || Diploma in Professional Studies in Education
|-
|-
| DPSN || Diploma in Professional Studies in Nursing ||
| DPSM || Diploma in Public Sector Management
|-
|-
| DPsych || Doctor of Psychology ||  
| DPSN || Diploma in Professional Studies in Nursing
|-
|-
| DQMG || Deputy Quartermaster-General ||  
| DPsych || Doctor of Psychology
|-
|-
| Dr || Doctor ||  
| DQMG || Deputy Quartermaster-General
|-
|-
| DRA || Defence Research Agency (later DERA) ||  
| Dr || Doctor
|-
|-
| DRAC || Director Royal Armoured Corps ||  
| DRA || Defence Research Agency (later DERA)
|-
|-
| DRC || Diploma of Royal College of Science and Technology, Glasgow ||
| DRAC || Director Royal Armoured Corps
|-
|-
| DRCOG || Diploma of Royal College of Obstetricians and Gynaecologists ||
| DRC || Diploma of Royal College of Science and Technology, Glasgow
|-
|-
| DRD || Diploma in Restorative Dentistry ||
| DRCOG || Diploma of Royal College of Obstetricians and Gynaecologists
|-
|-
| Dr hab. || Doctor of Habilitation ||  
| DRD || Diploma in Restorative Dentistry
|-
|-
| Dr ing || Doctor of Engineering ||
| Dr hab. || Doctor of Habilitation
|-
|-
| Dr jur || Doctor of Laws ||
| Dr ing || Doctor of Engineering
|-
|-
| DrŒcPol || Doctor Œconomiæ Politicæ (Doctor of Political Economy) ||
| Dr jur || Doctor of Laws
|-
|-
| Dr phil || Doctor of Philosophy ||
| DrŒcPol || Doctor Œconomiæ Politicæ (Doctor of Political Economy)
|-
|-
| Dr rer. nat. || Doctor of Natural Science ||
| Dr phil || Doctor of Philosophy
|-
|-
| Dr rer. pol. || Doctor of Political Science ||
| Dr rer. nat. || Doctor of Natural Science
|-
|-
| Dr rer. soc. oec. || Doctor of Social and Economic Sciences ||
| Dr rer. pol. || Doctor of Political Science
|-
|-
| DRS || Diploma in Religious Studies ||  
| Dr rer. soc. oec. || Doctor of Social and Economic Sciences
|-
|-
| Drs || Doctorandus ||  
| DRS || Diploma in Religious Studies
|-
|-
| DRSAMD || Diploma of the Royal Scottish Academy of Music and Drama ||  
| Drs || Doctorandus
|-
|-
| DS || Directing Staff ||  
| DRSAMD || Diploma of the Royal Scottish Academy of Music and Drama
|-
|-
| Doctor of Science ||  ||  
| DS || Directing Staff
|-
|-
| DSA || Diploma in Social Administration ||  
| Doctor of Science ||  
|-
|-
| DSAC || Defence Scientific Advisory Council ||  
| DSA || Diploma in Social Administration
|-
|-
| DSAO || Diplomatic Service Administration Office ||  
| DSAC || Defence Scientific Advisory Council
|-
|-
| DSC || Distinguished Service Cross ||
| DSAO || Diplomatic Service Administration Office
|-
|-
| DSc || Doctor of Science ||  
| DSC || Distinguished Service Cross
|-
|-
| DScA || Docteur en sciences agricoles ||  
| DSc || Doctor of Science
|-
|-
| DSc(Eng) || Doctor of Engineering Science ||  
| DScA || Docteur en sciences agricoles
|-
|-
| DSCHE || Diploma of the Scottish Council for Health Education ||
| DSc(Eng) || Doctor of Engineering Science
|-
|-
| DSCM || Diploma of the Sydney Conservatorium of Music ||
| DSCHE || Diploma of the Scottish Council for Health Education
|-
|-
| DScMil || Doctor of Military Science ||
| DSCM || Diploma of the Sydney Conservatorium of Music
|-
|-
| DSc (SocSci) || Doctor of Science in Social Science ||
| DScMil || Doctor of Military Science
|-
|-
| DSD || Director Staff Duties ||  
| DSc (SocSci) || Doctor of Science in Social Science
|-
|-
| Diploma in Speech and Drama ||  ||  
| DSD || Director Staff Duties
|-
|-
| DSF || Director Special Forces ||  
| Diploma in Speech and Drama ||  
|-
|-
| DSG || Dame, Order of St Gregory the Great ||  
| DSF || Director Special Forces
|-
|-
| DSIR || Department of Scientific and Industrial Research (later SRC; then SERC) ||
| DSG || Dame, Order of St Gregory the Great
|-
|-
| DSIT || Department for Science, Innovation and Technology ||
| DSIR || Department of Scientific and Industrial Research (later SRC; then SERC)
|-
|-
| DSL || Doctor of Sacred Letters ||  
| DSIT || Department for Science, Innovation and Technology
|-
|-
| DSLJ || Dato Seri Laila Jasa (Brunei) ||  
| DSL || Doctor of Sacred Letters
|-
|-
| DSM || Distinguished Service Medal ||  
| DSLJ || Dato Seri Laila Jasa (Brunei)
|-
|-
| DSMOM || Dame, Sovereign Military Order of Malta ||  
| DSM || Distinguished Service Medal
|-
|-
| DSNB || Dato Setia Negara Brunei ||  
| DSMOM || Dame, Sovereign Military Order of Malta
|-
|-
| DSNS || Dato Setia Negeri Sembilan (Malaysia) ||
| DSNB || Dato Setia Negara Brunei
|-
|-
| DSO || Companion of the Distinguished Service Order ||  
| DSNS || Dato Setia Negeri Sembilan (Malaysia)
|-
|-
| DSocSc || Doctor of Social Science ||
| DSO || Companion of the Distinguished Service Order
|-
|-
| DSP || Director of Selection of Personnel ||
| DSocSc || Doctor of Social Science
|-
|-
| Docteur en sciences politiques (Montreal) ||  ||  
| DSP || Director of Selection of Personnel
|-
|-
| dsp || decessit sine prole (died without issue) ||  
| Docteur en sciences politiques (Montreal) ||  
|-
|-
| DSport || Doctor of Sport ||  
| dsp || decessit sine prole (died without issue)
|-
|-
| DSS || Department of Social Security ||
| DSport || Doctor of Sport
|-
|-
| Doctor of Sacred Scripture ||  ||  
| DSS || Department of Social Security
|-
|-
| Dss || Deaconess ||  
| Doctor of Sacred Scripture ||  
|-
|-
| DSSc || Doctor of Social Science ||  
| Dss || Deaconess
|-
|-
| DST || Director of Supplies and Transport ||
| DSSc || Doctor of Social Science
|-
|-
| DStJ || Dame of Grace, Most Venerable Order of the Hospital of St John of Jerusalem ||
| DST || Director of Supplies and Transport
|-
|-
| Dame of Justice, Most Venerable Order of the Hospital of St John of Jerusalem ||  ||
| DStJ || Dame of Grace, Most Venerable Order of the Hospital of St John of Jerusalem
|-
|-
| DSTL || Defence Science and Technology Laboratory ||  
| Dame of Justice, Most Venerable Order of the Hospital of St John of Jerusalem ||  
|-
|-
| DTA || Diploma in Tropical Agriculture ||  
| DSTL || Defence Science and Technology Laboratory
|-
|-
| DTech || Doctor of Technology ||  
| DTA || Diploma in Tropical Agriculture
|-
|-
| DTH || Diploma in Tropical Hygiene ||  
| DTech || Doctor of Technology
|-
|-
| DTh || DTheol ||  
| DTH || Diploma in Tropical Hygiene
|-
|-
| Doctor of Theology ||  ||  
| DTh || DTheol
|-
|-
| DThMin || Doctor of Theology and Ministry ||  
| Doctor of Theology ||  
|-
|-
| DThPT || Diploma in Theory and Practice of Teaching ||
| DThMin || Doctor of Theology and Ministry
|-
|-
| DTI || Department of Trade and Industry ||
| DThPT || Diploma in Theory and Practice of Teaching
|-
|-
| DTLR || Department for Transport, Local Government and the Regions ||
| DTI || Department of Trade and Industry
|-
|-
| DTM&H || Diploma in Tropical Medicine and Hygiene ||
| DTLR || Department for Transport, Local Government and the Regions
|-
|-
| DU || DUniv ||  
| DTM&H || Diploma in Tropical Medicine and Hygiene
|-
|-
| Honorary Doctor of the University ||  ||  
| DU || DUniv
|-
|-
| Dunelm || Dunelmensis (of Durham) ||  
| Honorary Doctor of the University ||  
|-
|-
| DUP || Democratic Unionist Party ||  
| Dunelm || Dunelmensis (of Durham)
|-
|-
| Docteur de l’Université de Paris ||  ||  
| DUP || Democratic Unionist Party
|-
|-
| DVA || Diploma of Veterinary Anaesthesia ||  
| Docteur de l’Université de Paris ||  
|-
|-
| DVH || Diploma in Veterinary Hygiene ||
| DVA || Diploma of Veterinary Anaesthesia
|-
|-
| DVLA || Driver and Vehicle Licensing Agency ||  
| DVH || Diploma in Veterinary Hygiene
|-
|-
| DVLC || Driver and Vehicle Licensing Centre ||
| DVLA || Driver and Vehicle Licensing Agency
|-
|-
| DVM || DVetMed ||  
| DVLC || Driver and Vehicle Licensing Centre
|-
|-
| Doctor of Veterinary Medicine ||  ||  
| DVM || DVetMed
|-
|-
| DVMS || DVM&S ||  
| Doctor of Veterinary Medicine ||  
|-
|-
| Doctor of Veterinary Medicine and Surgery ||  ||  
| DVMS || DVM&S
|-
|-
| DVO || Driver, Vehicle and Operator ||  
| Doctor of Veterinary Medicine and Surgery ||  
|-
|-
| DVOphthal || Diploma in Veterinary Ophthalmology ||  
| DVO || Driver, Vehicle and Operator
|-
|-
| DVR || Diploma in Veterinary Radiology ||
| DVOphthal || Diploma in Veterinary Ophthalmology
|-
|-
| DVSc || Doctor of Veterinary Science ||
| DVR || Diploma in Veterinary Radiology
|-
|-
| DVSM || Diploma in Veterinary State Medicine ||
| DVSc || Doctor of Veterinary Science
|-
|-
| DWP || Department for Work and Pensions ||  
| DVSM || Diploma in Veterinary State Medicine
|-
|-
| E ||  ||  
| DWP || Department for Work and Pensions
|-
|-
| ||  ||  
| E ||  
|-
|-
| E || East ||  
| ||  
|-
|-
| Earl ||  ||  
| E || East
|-
|-
| England ||  ||  
| Earl ||  
|-
|-
| E-mail ||  ||  
| England ||  
|-
|-
| e || eldest ||  
| E-mail ||  
|-
|-
| EA || Environment Agency ||  
| e || eldest
|-
|-
| EAA || Edinburgh Architectural Association ||  
| EA || Environment Agency
|-
|-
| EACR || European Association for Cancer Research ||
| EAA || Edinburgh Architectural Association
|-
|-
| EADS || European Aeronautics Defence and Space Company ||
| EACR || European Association for Cancer Research
|-
|-
| EAF || East African Forces ||  
| EADS || European Aeronautics Defence and Space Company
|-
|-
| EAGA || Energy Action Grants Agency ||  
| EAF || East African Forces
|-
|-
| EAHY || European Architectural Heritage Year ||  
| EAGA || Energy Action Grants Agency
|-
|-
| EASD || European Association of Securities Dealers ||
| EAHY || European Architectural Heritage Year
|-
|-
| European Association for the Study of Diabetes ||  ||
| EASD || European Association of Securities Dealers
|-
|-
| EBC || English Benedictine Congregation ||  
| European Association for the Study of Diabetes ||  
|-
|-
| Ebor || Eboracensis (of York) ||  
| EBC || English Benedictine Congregation
|-
|-
| EBRD || European Bank for Reconstruction and Development ||  
| Ebor || Eboracensis (of York)
|-
|-
| EBSQ || European Board of Surgery Qualification ||
| EBRD || European Bank for Reconstruction and Development
|-
|-
| EBU || European Broadcasting Union ||
| EBSQ || European Board of Surgery Qualification
|-
|-
| EC || Etoile du Courage (Canada) ||  
| EBU || European Broadcasting Union
|-
|-
| European Community ||  ||  
| EC || Etoile du Courage (Canada)
|-
|-
| European Commission ||  ||  
| European Community ||  
|-
|-
| Emergency Commission ||  ||  
| European Commission ||  
|-
|-
| ECA || Economic Co-operation Administration ||  
| Emergency Commission ||  
|-
|-
| Economic Commission for Africa ||  ||  
| ECA || Economic Co-operation Administration
|-
|-
| ECAFE || Economic Commission for Asia and the Far East (now see ESCAP) ||  
| Economic Commission for Africa ||  
|-
|-
| ECB || England and Wales Cricket Board ||
| ECAFE || Economic Commission for Asia and the Far East (now see ESCAP)
|-
|-
| ECCTIS || Education Courses and Credit Transfer Information Systems ||
| ECB || England and Wales Cricket Board
|-
|-
| ECE || Economic Commission for Europe ||  
| ECCTIS || Education Courses and Credit Transfer Information Systems
|-
|-
| ECGD || Export Credits Guarantee Department ||  
| ECE || Economic Commission for Europe
|-
|-
| ECHR || European Court of Human Rights ||  
| ECGD || Export Credits Guarantee Department
|-
|-
| ECLAC || United Nations Economic Commission for Latin America and the Caribbean ||  
| ECHR || European Court of Human Rights
|-
|-
| ECOSOC || Economic and Social Committee of the United Nations ||
| ECLAC || United Nations Economic Commission for Latin America and the Caribbean
|-
|-
| ECR || European Conservatives and Reformists Group ||
| ECOSOC || Economic and Social Committee of the United Nations
|-
|-
| ECSC || European Coal and Steel Community ||
| ECR || European Conservatives and Reformists Group
|-
|-
| ED || Efficiency Decoration ||  
| ECSC || European Coal and Steel Community
|-
|-
| Doctor of Engineering (US) ||  ||  
| ED || Efficiency Decoration
|-
|-
| European Democrat ||  ||  
| Doctor of Engineering (US) ||  
|-
|-
| ed || edited ||  
| European Democrat ||  
|-
|-
| EdB || Bachelor of Education ||  
| ed || edited
|-
|-
| EDC || Economic Development Committee ||  
| EdB || Bachelor of Education
|-
|-
| EdD || Doctor of Education ||  
| EDC || Economic Development Committee
|-
|-
| EDF || European Development Fund ||  
| EdD || Doctor of Education
|-
|-
| EDG || European Democratic Group ||
| EDF || European Development Fund
|-
|-
| Employment Department Group ||  ||  
| EDG || European Democratic Group
|-
|-
| Edin. || Edinburgh ||  
| Employment Department Group ||  
|-
|-
| Edn || Edition ||  
| Edin. || Edinburgh
|-
|-
| EDP || Executive Development Programme ||  
| Edn || Edition
|-
|-
| EdS || Specialist in Education ||  
| EDP || Executive Development Programme
|-
|-
| EDSAC || Electronic Delay Storage Automatic Calculator ||  
| EdS || Specialist in Education
|-
|-
| Educ || Educated ||  
| EDSAC || Electronic Delay Storage Automatic Calculator
|-
|-
| Educn || Education ||  
| Educ || Educated
|-
|-
| EEA || European Environment Agency ||  
| Educn || Education
|-
|-
| EEC || European Economic Community (now see EC) ||
| EEA || European Environment Agency
|-
|-
| Commission of the European Communities ||  ||  
| EEC || European Economic Community (now see EC)
|-
|-
| EEF || Engineering Employers’ Federation ||  
| Commission of the European Communities ||  
|-
|-
| Egyptian Expeditionary Force ||  ||  
| EEF || Engineering Employers’ Federation
|-
|-
| EETPU || Electrical Electronic Telecommunication & Plumbing Union (later AEEU) ||  
| Egyptian Expeditionary Force ||  
|-
|-
| EETS || Early English Text Society ||  
| EETPU || Electrical Electronic Telecommunication & Plumbing Union (later AEEU)
|-
|-
| EFCE || European Federation of Chemical Engineering ||  
| EETS || Early English Text Society
|-
|-
| EFIAP || Excellence, Fédération Internationale de l’Art Photographique ||  
| EFCE || European Federation of Chemical Engineering
|-
|-
| EFQM || European Foundation Quality Management ||  
| EFIAP || Excellence, Fédération Internationale de l’Art Photographique
|-
|-
| EFTA || European Free Trade Association ||
| EFQM || European Foundation Quality Management
|-
|-
| EGCLJ || Ecclesiastical Grand Cross Chaplain, Order of St Lazarus of Jerusalem ||  
| EFTA || European Free Trade Association
|-
|-
| eh || ehrenhalber (honorary) ||  
| EGCLJ || Ecclesiastical Grand Cross Chaplain, Order of St Lazarus of Jerusalem
|-
|-
| EI || East Indian ||  
| eh || ehrenhalber (honorary)
|-
|-
| East Indies ||  ||  
| EI || East Indian
|-
|-
| EIA || Engineering Industries Association ||  
| East Indies ||  
|-
|-
| EIB || European Investment Bank ||  
| EIA || Engineering Industries Association
|-
|-
| EIEMA || Electrical Installation Equipment Manufacturers’ Association ||  
| EIB || European Investment Bank
|-
|-
| E-in-C || Engineer-in-Chief ||  
| EIEMA || Electrical Installation Equipment Manufacturers’ Association
|-
|-
| EIS || Educational Institute of Scotland ||  
| E-in-C || Engineer-in-Chief
|-
|-
| EISCAT || European Incoherent Scatter Association ||  
| EIS || Educational Institute of Scotland
|-
|-
| EIU || Economist Intelligence Unit ||  
| EISCAT || European Incoherent Scatter Association
|-
|-
| ELBS || English Language Book Society ||  
| EIU || Economist Intelligence Unit
|-
|-
| ELDR || European Liberal, Democrat and Reform Party ||  
| ELBS || English Language Book Society
|-
|-
| ELT || English Language Teaching ||  
| ELDR || European Liberal, Democrat and Reform Party
|-
|-
| EM || Edward Medal ||  
| ELT || English Language Teaching
|-
|-
| Earl Marshal ||  ||  
| EM || Edward Medal
|-
|-
| EMBL || European Molecular Biology Laboratory ||  
| Earl Marshal ||  
|-
|-
| EMBO || European Molecular Biology Organisation ||
| EMBL || European Molecular Biology Laboratory
|-
|-
| EMEA || European Medicines Agency (formerly European Agency for the Evaluation of Medical Products) ||
| EMBO || European Molecular Biology Organisation
|-
|-
| Europe, Middle East and Africa ||  ||  
| EMEA || European Medicines Agency (formerly European Agency for the Evaluation of Medical Products)
|-
|-
| EMI || European Monetary Institute ||  
| Europe, Middle East and Africa ||  
|-
|-
| EMP || Electro Magnetic Pulse ||  
| EMI || European Monetary Institute
|-
|-
| Executive Management Program Diploma ||  ||  
| EMP || Electro Magnetic Pulse
|-
|-
| EMS || Emergency Medical Service ||  
| Executive Management Program Diploma ||  
|-
|-
| EMU || European Monetary Union ||  
| EMS || Emergency Medical Service
|-
|-
| Eng. || England ||  
| EMU || European Monetary Union
|-
|-
| EngD || Doctor of Engineering ||  
| Eng. || England
|-
|-
| Engr || Engineer ||  
| EngD || Doctor of Engineering
|-
|-
| ENO || English National Opera ||  
| Engr || Engineer
|-
|-
| ENT || Ear Nose and Throat ||  
| ENO || English National Opera
|-
|-
| ENTO || Employment National Training Organisation ||  
| ENT || Ear Nose and Throat
|-
|-
| EO || Executive Officer ||  
| ENTO || Employment National Training Organisation
|-
|-
| EOC || Equal Opportunities Commission ||  
| EO || Executive Officer
|-
|-
| EOPH || Examined Officer of Public Health ||  
| EOC || Equal Opportunities Commission
|-
|-
| EORTC || European Organisation for Research on Treatment of Cancer ||
| EOPH || Examined Officer of Public Health
|-
|-
| EOT || Employee Ownership Trust ||  
| EORTC || European Organisation for Research on Treatment of Cancer
|-
|-
| EP || European Parliament ||  
| EOT || Employee Ownership Trust
|-
|-
| EPOS || Electronic Point of Sale ||  
| EP || European Parliament
|-
|-
| EPP || European People’s Party ||  
| EPOS || Electronic Point of Sale
|-
|-
| EPSA || Excellence, Photographic Society of America ||  
| EPP || European People’s Party
|-
|-
| EPSRC || Engineering and Physical Sciences Research Council ||  
| EPSA || Excellence, Photographic Society of America
|-
|-
| EPsS || Experimental Psychology Society ||  
| EPSRC || Engineering and Physical Sciences Research Council
|-
|-
| er || elder ||  
| EPsS || Experimental Psychology Society
|-
|-
| ER || Eastern Region (BR) ||  
| er || elder
|-
|-
| East Riding ||  ||  
| ER || Eastern Region (BR)
|-
|-
| ERA || Electrical Research Association ||  
| East Riding ||  
|-
|-
| ERC || Electronics Research Council ||
| ERA || Electrical Research Association
|-
|-
| ERD || Emergency Reserve Decoration (Army) ||  
| ERC || Electronics Research Council
|-
|-
| ESA || European Space Agency ||  
| ERD || Emergency Reserve Decoration (Army)
|-
|-
| ESC || European Society of Cardiology ||
| ESA || European Space Agency
|-
|-
| ESCAP || Economic and Social Commission for Asia and the Pacific ||  
| ESC || European Society of Cardiology
|-
|-
| ESCP-EAP || Ecole Supérieure de Commerce de Paris-Ecole des Affaires de Paris ||  
| ESCAP || Economic and Social Commission for Asia and the Pacific
|-
|-
| ESF || European Science Foundation ||  
| ESCP-EAP || Ecole Supérieure de Commerce de Paris-Ecole des Affaires de Paris
|-
|-
| ESL || English as a Second Language ||  
| ESF || European Science Foundation
|-
|-
| ESOL || English for Speakers of Other Languages ||
| ESL || English as a Second Language
|-
|-
| ESP || English for Special Purposes ||
| ESOL || English for Speakers of Other Languages
|-
|-
| ESPID || European Society for Paediatric Infectious Diseases ||
| ESP || English for Special Purposes
|-
|-
| EsqStJ || Esquire, Most Venerable Order of the Hospital of St John of Jerusalem ||  
| ESPID || European Society for Paediatric Infectious Diseases
|-
|-
| ESRC || Economic and Social Research Council ||  
| EsqStJ || Esquire, Most Venerable Order of the Hospital of St John of Jerusalem
|-
|-
| Electricity Supply Research Council ||  ||
| ESRC || Economic and Social Research Council
|-
|-
| ESRO || European Space Research Organization (now see ESA) ||  
| Electricity Supply Research Council ||  
|-
|-
| ESSKA || European Society for Surgery of the Knee and Arthroscopy ||
| ESRO || European Space Research Organization (now see ESA)
|-
|-
| ESTA || European Science and Technology Assembly ||
| ESSKA || European Society for Surgery of the Knee and Arthroscopy
|-
|-
| ESU || English-Speaking Union ||  
| ESTA || European Science and Technology Assembly
|-
|-
| ETA || Engineering Training Authority ||  
| ESU || English-Speaking Union
|-
|-
| ETH || Eidgenössische Technische Hochschule ||  
| ETA || Engineering Training Authority
|-
|-
| ETS || Educational and Training Services ||  
| ETH || Eidgenössische Technische Hochschule
|-
|-
| ETS(A) || Educational and Training Services (Army) ||
| ETS || Educational and Training Services
|-
|-
| ETU || Electrical Trades Union ||  
| ETS(A) || Educational and Training Services (Army)
|-
|-
| ETUC || European Trade Union Confederation ||
| ETU || Electrical Trades Union
|-
|-
| ETUCE || European Trade Union Committee for Education ||
| ETUC || European Trade Union Confederation
|-
|-
| EU || European Union ||
| ETUCE || European Trade Union Committee for Education
|-
|-
| Euratom || European Atomic Energy Community ||
| EU || European Union
|-
|-
| EurBiol || European Biologist (now see EurProBiol) ||
| Euratom || European Atomic Energy Community
|-
|-
| EurChem || European Chemist ||
| EurBiol || European Biologist (now see EurProBiol)
|-
|-
| EurGeol || European Geologist ||
| EurChem || European Chemist
|-
|-
| Eur Ing || European Engineer ||
| EurGeol || European Geologist
|-
|-
| EUROM || European Federation for Optics and Precision Mechanics ||
| Eur Ing || European Engineer
|-
|-
| EurProBiol || European Professional Biologist ||
| EUROM || European Federation for Optics and Precision Mechanics
|-
|-
| EUW || European Union of Women ||
| EurProBiol || European Professional Biologist
|-
|-
| eV || eingetragener Verein ||  
| EUW || European Union of Women
|-
|-
| EVPC || European Veterinary Parasitology College ||  
| eV || eingetragener Verein
|-
|-
| Ext || Extinct ||  
| EVPC || European Veterinary Parasitology College
|-
|-
| external ||  ||  
| Ext || Extinct
|-
|-
| F ||  ||  
| external ||  
|-
|-
| ||  ||  
| F ||  
|-
|-
| FA || Football Association ||  
| ||  
|-
|-
| FAA || Fellow, Australian Academy of Science ||  
| FA || Football Association
|-
|-
| FAAAI || Fellow, Association for the Advancement of Artificial Intelligence (formerly American Association for Artificial Intelligence) ||
| FAA || Fellow, Australian Academy of Science
|-
|-
| Fleet Air Arm ||  ||  
| FAAAI || Fellow, Association for the Advancement of Artificial Intelligence (formerly American Association for Artificial Intelligence)
|-
|-
| FAAAI || Fellow, American Association for Artificial Intelligence ||  
| Fleet Air Arm ||  
|-
|-
| FAAAS || Fellow, American Association for the Advancement of Science ||
| FAAAI || Fellow, American Association for Artificial Intelligence
|-
|-
| FAACR || Fellow, American Association for Cancer Research ||
| FAAAS || Fellow, American Association for the Advancement of Science
|-
|-
| FAAHMS || Fellow, Australian Academy of Health and Sciences ||
| FAACR || Fellow, American Association for Cancer Research
|-
|-
| FAAN || Fellow, American Academy of Neurology ||
| FAAHMS || Fellow, Australian Academy of Health and Sciences
|-
|-
| Fellow, American Academy of Nursing ||  ||
| FAAN || Fellow, American Academy of Neurology
|-
|-
| FAAO || Fellow, American Academy of Optometry ||  
| Fellow, American Academy of Nursing ||  
|-
|-
| FAAP || Fellow, American Academy of Pediatrics ||
| FAAO || Fellow, American Academy of Optometry
|-
|-
| FAARM || Fellow, American Academy of Reproductive Medicine ||
| FAAP || Fellow, American Academy of Pediatrics
|-
|-
| FAAV || Fellow, Central Association of Agricultural Valuers ||
| FAARM || Fellow, American Academy of Reproductive Medicine
|-
|-
| FAAVCT || Fellow, American Academy of Veterinary and Comparative Toxicology ||
| FAAV || Fellow, Central Association of Agricultural Valuers
|-
|-
| FABE || Fellow, Association of Building Engineers ||
| FAAVCT || Fellow, American Academy of Veterinary and Comparative Toxicology
|-
|-
| FAcadMEd || Fellow, Academy of Medical Educators ||
| FABE || Fellow, Association of Building Engineers
|-
|-
| FACB || Fellow, National Academy of Clinical Biochemistry, USA ||
| FAcadMEd || Fellow, Academy of Medical Educators
|-
|-
| FACC || Fellow, American College of Cardiology ||
| FACB || Fellow, National Academy of Clinical Biochemistry, USA
|-
|-
| FACCA || Fellow, Association of Certified and Corporate Accountants (now see FCCA) ||
| FACC || Fellow, American College of Cardiology
|-
|-
| FACCP || Fellow, American College of Chest Physicians ||
| FACCA || Fellow, Association of Certified and Corporate Accountants (now see FCCA)
|-
|-
| FACD || Fellow, American College of Dentistry ||
| FACCP || Fellow, American College of Chest Physicians
|-
|-
| FACDS || Fellow, Australian College of Dental Surgeons (now see FRACDS) ||
| FACD || Fellow, American College of Dentistry
|-
|-
| FACE || Fellow, Australian College of Educators (formerly of Education) ||
| FACDS || Fellow, Australian College of Dental Surgeons (now see FRACDS)
|-
|-
| FACerS || Fellow, American Ceramic Society ||
| FACE || Fellow, Australian College of Educators (formerly of Education)
|-
|-
| FAChAM || Fellow, Australasian Chapter of Addiction Medicine, Royal Australian College of Physicians ||
| FACerS || Fellow, American Ceramic Society
|-
|-
| FAChPM || Fellow, Australasian Chapter of Palliative Medicine, Royal Australian College of Physicians ||
| FAChAM || Fellow, Australasian Chapter of Addiction Medicine, Royal Australian College of Physicians
|-
|-
| FACHSE || Fellow, Australian College of Health Service Executives ||
| FAChPM || Fellow, Australasian Chapter of Palliative Medicine, Royal Australian College of Physicians
|-
|-
| FACI || Fellow, Australian Chemical Institute (now see FRACI) ||
| FACHSE || Fellow, Australian College of Health Service Executives
|-
|-
| FACM || Fellow, Associaton of Computing Machinery ||
| FACI || Fellow, Australian Chemical Institute (now see FRACI)
|-
|-
| FACMA || Fellow, Australian College of Medical Administrators (now see FRACMA) ||
| FACM || Fellow, Associaton of Computing Machinery
|-
|-
| FACMG || Fellow, American College of Medicinal Genetics ||
| FACMA || Fellow, Australian College of Medical Administrators (now see FRACMA)
|-
|-
| FACOG || Fellow, American College of Obstetricians and Gynæcologists ||
| FACMG || Fellow, American College of Medicinal Genetics
|-
|-
| FACOM || Fellow, Australian College of Occupational Medicine ||
| FACOG || Fellow, American College of Obstetricians and Gynæcologists
|-
|-
| FACP || Fellow, American College of Physicians ||
| FACOM || Fellow, Australian College of Occupational Medicine
|-
|-
| FACPM || Fellow, American College of Preventive Medicine ||
| FACP || Fellow, American College of Physicians
|-
|-
| FACR || Fellow, American College of Radiology ||
| FACPM || Fellow, American College of Preventive Medicine
|-
|-
| FACRM || Fellow, Australian College of Rehabilitation Medicine ||
| FACR || Fellow, American College of Radiology
|-
|-
| FACS || Fellow, American College of Surgeons ||
| FACRM || Fellow, Australian College of Rehabilitation Medicine
|-
|-
| FAcSS || Fellow, Academy of Social Sciences ||
| FACS || Fellow, American College of Surgeons
|-
|-
| FACVSc || Fellow, Australian College of Veterinary Scientists ||
| FAcSS || Fellow, Academy of Social Sciences
|-
|-
| FACVT || Fellow, American College of Veterinary Toxicology (now see FAAVCT) ||
| FACVSc || Fellow, Australian College of Veterinary Scientists
|-
|-
| FADM || Fellow, Academy of Dental Materials ||
| FACVT || Fellow, American College of Veterinary Toxicology (now see FAAVCT)
|-
|-
| FADO || Fellow, Association of Dispensing Opticians ||
| FADM || Fellow, Academy of Dental Materials
|-
|-
| FAEM || Faculty of Accident and Emergency Medicine (now see CEM) ||
| FADO || Fellow, Association of Dispensing Opticians
|-
|-
| FAeSI || Fellow, Aeronautical Society of India ||
| FAEM || Faculty of Accident and Emergency Medicine (now see CEM)
|-
|-
| FAFMS || Fellow, Academy of Forensic Medical Sciences ||
| FAeSI || Fellow, Aeronautical Society of India
|-
|-
| FAfN || Fellow, Association for Nutrition ||
| FAFMS || Fellow, Academy of Forensic Medical Sciences
|-
|-
| FAFPHM || Fellow, Australian Faculty of Public Health Medicine ||
| FAfN || Fellow, Association for Nutrition
|-
|-
| FAGS || Fellow, American Geographical Society ||
| FAFPHM || Fellow, Australian Faculty of Public Health Medicine
|-
|-
| FAHA || Fellow, Australian Academy of the Humanities ||
| FAGS || Fellow, American Geographical Society
|-
|-
| Fellow, American Heart Association ||  ||
| FAHA || Fellow, Australian Academy of the Humanities
|-
|-
| FAHMS || Fellow, Australian Academy of Health and Medical Sciences ||  
| Fellow, American Heart Association ||  
|-
|-
| FAI || Fellow, Chartered Auctioneers’ and Estate Agents’ Institute (now (after amalgamation) see FRICS) ||
| FAHMS || Fellow, Australian Academy of Health and Medical Sciences
|-
|-
| Fédération Aéronautique Internationale ||  ||  
| FAI || Fellow, Chartered Auctioneers’ and Estate Agents’ Institute (now (after amalgamation) see FRICS)
|-
|-
| FAIA || Fellow, American Institute of Architects ||  
| Fédération Aéronautique Internationale ||  
|-
|-
| Fellow, Association of International Accountants ||  ||
| FAIA || Fellow, American Institute of Architects
|-
|-
| FAIAA || Fellow, American Institute of Aeronautics and Astronautics ||  
| Fellow, Association of International Accountants ||  
|-
|-
| FAIAS || Fellow, Australian Institute of Agricultural Science (now see FAIAST) ||
| FAIAA || Fellow, American Institute of Aeronautics and Astronautics
|-
|-
| FAIAST || Fellow, Australian Institute of Agricultural Science and Technology ||
| FAIAS || Fellow, Australian Institute of Agricultural Science (now see FAIAST)
|-
|-
| FAIB || Fellow, Australian Institute of Bankers ||
| FAIAST || Fellow, Australian Institute of Agricultural Science and Technology
|-
|-
| FAIBF || Fellow, Australasian Institute of Bankers + Finance ||
| FAIB || Fellow, Australian Institute of Bankers
|-
|-
| FAIBiol || Fellow, Australian Institute of Biology ||
| FAIBF || Fellow, Australasian Institute of Bankers + Finance
|-
|-
| FAICD || Fellow, Australian Institute of Company Directors ||
| FAIBiol || Fellow, Australian Institute of Biology
|-
|-
| FAIChE || Fellow, American Institute of Chemical Engineers ||
| FAICD || Fellow, Australian Institute of Company Directors
|-
|-
| FAIE || Fellow, Australian Institute of Energy ||
| FAIChE || Fellow, American Institute of Chemical Engineers
|-
|-
| FAIEx || Fellow, Australian Institute of Export ||
| FAIE || Fellow, Australian Institute of Energy
|-
|-
| FAIFST || Fellow, Australian Institute of Food Science and Technology ||
| FAIEx || Fellow, Australian Institute of Export
|-
|-
| FAII || Fellow, Australian Insurance Institute ||
| FAIFST || Fellow, Australian Institute of Food Science and Technology
|-
|-
| FAIIA || Fellow, Australian Information Industry Association ||
| FAII || Fellow, Australian Insurance Institute
|-
|-
| FAIM || Fellow, Australian Institute of Management ||
| FAIIA || Fellow, Australian Information Industry Association
|-
|-
| FAIMBE || Fellow, American Institute for Medical and Biological Engineering ||
| FAIM || Fellow, Australian Institute of Management
|-
|-
| FAIP || Fellow, Australian Institute of Physics ||
| FAIMBE || Fellow, American Institute for Medical and Biological Engineering
|-
|-
| FAISB || Fellow, Society for the Study of Artificial Intelligence and the Simulation of Behaviour ||
| FAIP || Fellow, Australian Institute of Physics
|-
|-
| FAM || Fellow, Academy of Marketing ||
| FAISB || Fellow, Society for the Study of Artificial Intelligence and the Simulation of Behaviour
|-
|-
| FAMA || Fellow, Australian Medical Association ||
| FAM || Fellow, Academy of Marketing
|-
|-
| FAMI || Fellow, Australian Marketing Institute ||
| FAMA || Fellow, Australian Medical Association
|-
|-
| FAMINZ(Arb) || Fellow, Arbitrators and Mediators Institute of New Zealand ||
| FAMI || Fellow, Australian Marketing Institute
|-
|-
| FAMM || Fellow, Academy of Medicine, Malaysia ||
| FAMINZ(Arb) || Fellow, Arbitrators and Mediators Institute of New Zealand
|-
|-
| FAmNucSoc || Fellow, American Nuclear Society ||
| FAMM || Fellow, Academy of Medicine, Malaysia
|-
|-
| FAMS || Fellow, Ancient Monuments Society ||
| FAmNucSoc || Fellow, American Nuclear Society
|-
|-
| Fellow, Academy of Medicine, Singapore ||  ||
| FAMS || Fellow, Ancient Monuments Society
|-
|-
| Fellow, American Mathematical Society ||  ||  
| Fellow, Academy of Medicine, Singapore ||  
|-
|-
| FANA || Fellow, American Neurological Association ||  
| Fellow, American Mathematical Society ||  
|-
|-
| F and GP || Finance and General Purposes ||  
| FANA || Fellow, American Neurological Association
|-
|-
| FANY || First Aid Nursing Yeomanry ||  
| F and GP || Finance and General Purposes
|-
|-
| FANZCA || Fellow, Australian and New Zealand College of Anaesthetists ||  
| FANY || First Aid Nursing Yeomanry
|-
|-
| FANZCP || Fellow, Australian and New Zealand College of Psychiatrists (now see FRANZCP) ||
| FANZCA || Fellow, Australian and New Zealand College of Anaesthetists
|-
|-
| FAO || Food and Agriculture Organization of the United Nations ||
| FANZCP || Fellow, Australian and New Zealand College of Psychiatrists (now see FRANZCP)
|-
|-
| FAoP || Fellow, Association of Physicians of Great Britain and Ireland ||
| FAO || Food and Agriculture Organization of the United Nations
|-
|-
| FAOrthA || Fellow, Australian Orthopaedic Association ||
| FAoP || Fellow, Association of Physicians of Great Britain and Ireland
|-
|-
| FAPA || Fellow, American Psychiatric Association ||
| FAOrthA || Fellow, Australian Orthopaedic Association
|-
|-
| FAPHA || Fellow, American Public Health Association ||
| FAPA || Fellow, American Psychiatric Association
|-
|-
| FAPI || Fellow, Association of Physicians of India ||
| FAPHA || Fellow, American Public Health Association
|-
|-
| FAPM || Fellow, Association for Project Management (formerly of Project Managers) ||
| FAPI || Fellow, Association of Physicians of India
|-
|-
| FAPS || Fellow, American Phytopathological Society ||
| FAPM || Fellow, Association for Project Management (formerly of Project Managers)
|-
|-
| FAPT || Fellow, Association for Preservation Technology (US) ||
| FAPS || Fellow, American Phytopathological Society
|-
|-
| FArborA || Fellow, Arboricultural Association ||
| FAPT || Fellow, Association for Preservation Technology (US)
|-
|-
| FARE || Federation of Alcoholic Rehabilitation Establishments ||  
| FArborA || Fellow, Arboricultural Association
|-
|-
| FARELF || Far East Land Forces ||  
| FARE || Federation of Alcoholic Rehabilitation Establishments
|-
|-
| FARVO || Fellow, Association for Research in Vision and Ophthalmology ||  
| FARELF || Far East Land Forces
|-
|-
| FAS || Fellow, Antiquarian Society ||
| FARVO || Fellow, Association for Research in Vision and Ophthalmology
|-
|-
| Fellow, Nigerian Academy of Science ||  ||
| FAS || Fellow, Antiquarian Society
|-
|-
| Funding Agency for Schools ||  ||  
| Fellow, Nigerian Academy of Science ||  
|-
|-
| Fellow, Anatomical Society ||  ||  
| Funding Agency for Schools ||  
|-
|-
| FASA || Fellow, Australian Society of Accountants (now see FCPA) ||  
| Fellow, Anatomical Society ||  
|-
|-
| FASc || Fellow, Indian Academy of Sciences ||
| FASA || Fellow, Australian Society of Accountants (now see FCPA)
|-
|-
| fasc. || fascicule ||  
| FASc || Fellow, Indian Academy of Sciences
|-
|-
| FASCE || Fellow, American Society of Civil Engineers ||  
| fasc. || fascicule
|-
|-
| FASI || Fellow, Architects’ and Surveyors’ Institute ||
| FASCE || Fellow, American Society of Civil Engineers
|-
|-
| FASME || Fellow, American Society of Mechanical Engineers ||
| FASI || Fellow, Architects’ and Surveyors’ Institute
|-
|-
| FASPOG || Fellow, Australian Society for Psychosomatic Obstetrics and Gynaecology ||
| FASME || Fellow, American Society of Mechanical Engineers
|-
|-
| FASSA || Fellow, Academy of the Social Sciences in Australia ||
| FASPOG || Fellow, Australian Society for Psychosomatic Obstetrics and Gynaecology
|-
|-
| FAusIMM || Fellow, Australasian Institute of Mining and Metallurgy ||
| FASSA || Fellow, Academy of the Social Sciences in Australia
|-
|-
| FAustCOG || Fellow, Australian College of Obstetricians and Gynæcologists (later FRACOG; now see FRANZCOG) ||
| FAusIMM || Fellow, Australasian Institute of Mining and Metallurgy
|-
|-
| FAustMS || Fellow, Australian Mathematical Society ||
| FAustCOG || Fellow, Australian College of Obstetricians and Gynæcologists (later FRACOG; now see FRANZCOG)
|-
|-
| FBA || Fellow, British Academy ||
| FAustMS || Fellow, Australian Mathematical Society
|-
|-
| Federation of British Artists ||  ||  
| FBA || Fellow, British Academy
|-
|-
| FBAHA || Fellow, British Association of Hotel Accountants ||  
| Federation of British Artists ||  
|-
|-
| FBAM || Fellow, British Academy of Management ||
| FBAHA || Fellow, British Association of Hotel Accountants
|-
|-
| FBC || Fellow, Birmingham Conservatoire (now see FRBC) ||
| FBAM || Fellow, British Academy of Management
|-
|-
| FBCartS || Fellow, British Cartographic Society ||
| FBC || Fellow, Birmingham Conservatoire (now see FRBC)
|-
|-
| FBCO || Fellow, British College of Optometrists (formerly of Ophthalmic Opticians (Optometrists)) (now see FCOptom) ||
| FBCartS || Fellow, British Cartographic Society
|-
|-
| FBCS || Fellow, British Computer Society ||
| FBCO || Fellow, British College of Optometrists (formerly of Ophthalmic Opticians (Optometrists)) (now see FCOptom)
|-
|-
| FBCS CITP || Fellow, British Computer Society, with Chartered Professional Status ||
| FBCS || Fellow, British Computer Society
|-
|-
| FBEng || Fellow, Association of Building Engineers ||
| FBCS CITP || Fellow, British Computer Society, with Chartered Professional Status
|-
|-
| FBES || Fellow, Biological Engineering Society (now see FIPEM) ||
| FBEng || Fellow, Association of Building Engineers
|-
|-
| FBHA || Fellow, British Hospitality Association ||
| FBES || Fellow, Biological Engineering Society (now see FIPEM)
|-
|-
| FBHI || Fellow, British Horological Institute ||
| FBHA || Fellow, British Hospitality Association
|-
|-
| FBHS || Fellow, British Horse Society || Fellow, British Hypertension Society
| FBHI || Fellow, British Horological Institute
|-
|-
| FBI || Federation of British Industries (now see CBI) ||
| FBHS || Fellow, British Horse Society
|-
|-
| Federal Bureau of Investigation ||  ||  
| FBI || Federation of British Industries (now see CBI)
|-
|-
| FBIAT || Fellow, British Institute of Architectural Technicians ||  
| Federal Bureau of Investigation ||  
|-
|-
| FBIBA || Fellow, British Insurance Brokers’ Association (now see FBIIBA) ||
| FBIAT || Fellow, British Institute of Architectural Technicians
|-
|-
| FBID || Fellow, British Institute of Interior Design ||
| FBIBA || Fellow, British Insurance Brokers’ Association (now see FBIIBA)
|-
|-
| FBIDA || Fellow, British Interior Design Association ||
| FBID || Fellow, British Institute of Interior Design
|-
|-
| FBIDST || Fellow, British Institute of Dental and Surgical Technologists ||
| FBIDA || Fellow, British Interior Design Association
|-
|-
| FBII || Fellow, British Institute of Innkeeping ||
| FBIDST || Fellow, British Institute of Dental and Surgical Technologists
|-
|-
| FBIIBA || Fellow, British Insurance and Investment Brokers’ Association ||
| FBII || Fellow, British Institute of Innkeeping
|-
|-
| FBIM || Fellow, British Institute of Management (later FIMgt) ||
| FBIIBA || Fellow, British Insurance and Investment Brokers’ Association
|-
|-
| FBINZ || Fellow, Bankers’ Institute of New Zealand ||
| FBIM || Fellow, British Institute of Management (later FIMgt)
|-
|-
| FBIPM || Fellow, British Institute of Payroll Management (now see FIPPM) ||
| FBINZ || Fellow, Bankers’ Institute of New Zealand
|-
|-
| FBIPP || Fellow, British Institute of Professional Photography ||
| FBIPM || Fellow, British Institute of Payroll Management (now see FIPPM)
|-
|-
| FBIR || Fellow, British Institute of Radiology ||
| FBIPP || Fellow, British Institute of Professional Photography
|-
|-
| FBIRA || Fellow, British Institute of Regulatory Affairs ||
| FBIR || Fellow, British Institute of Radiology
|-
|-
| FBIS || Fellow, British Interplanetary Society ||
| FBIRA || Fellow, British Institute of Regulatory Affairs
|-
|-
| FBKS || Fellow, British Kinematograph Society (now see FBKSTS) ||
| FBIS || Fellow, British Interplanetary Society
|-
|-
| FBKSTS || Fellow, British Kinematograph, Sound and Television Society ||
| FBKS || Fellow, British Kinematograph Society (now see FBKSTS)
|-
|-
| FBNA || Fellow, British Naturalists’ Association ||
| FBKSTS || Fellow, British Kinematograph, Sound and Television Society
|-
|-
| FBOA || Fellow, British Optical Association ||
| FBNA || Fellow, British Naturalists’ Association
|-
|-
| FBOU || Fellow, British Ornithologists’ Union ||
| FBOA || Fellow, British Optical Association
|-
|-
| FBPharmacolS || Fellow, British Pharmacological Society (now see FBPhS) ||
| FBOU || Fellow, British Ornithologists’ Union
|-
|-
| FBPhS || Fellow, British Pharmacological Society ||
| FBPharmacolS || Fellow, British Pharmacological Society (now see FBPhS)
|-
|-
| FBPICS || Fellow, British Production and Inventory Control Society ||
| FBPhS || Fellow, British Pharmacological Society
|-
|-
| FBPsS || Fellow, British Psychological Society ||
| FBPICS || Fellow, British Production and Inventory Control Society
|-
|-
| FBritIRE || Fellow, British Institution of Radio Engineers (later FIERE) ||
| FBPsS || Fellow, British Psychological Society
|-
|-
| FBS || Fellow, Building Societies Institute (later FCBSI; now see FCIB) ||
| FBritIRE || Fellow, British Institution of Radio Engineers (later FIERE)
|-
|-
| FBSE || Fellow, Biomaterials Science and Engineering ||
| FBS || Fellow, Building Societies Institute (later FCBSI; now see FCIB)
|-
|-
| FBSG || Fellow, British Society for Geomorphology ||
| FBSE || Fellow, Biomaterials Science and Engineering
|-
|-
| FBSI || Fellow, Boot and Shoe Institution (now see FCFI) ||
| FBSG || Fellow, British Society for Geomorphology
|-
|-
| FBSM || Fellow, Birmingham School of Music (now see FBC) ||
| FBSI || Fellow, Boot and Shoe Institution (now see FCFI)
|-
|-
| FBTS || Fellow, British Toxicology Society ||
| FBSM || Fellow, Birmingham School of Music (now see FBC)
|-
|-
| FC || Football Club ||  
| FBTS || Fellow, British Toxicology Society
|-
|-
| FCA || Fellow, Institute of Chartered Accountants ||  
| FC || Football Club
|-
|-
| Fellow, Institute of Chartered Accountants in Australia ||  ||
| FCA || Fellow, Institute of Chartered Accountants
|-
|-
| Fellow, New Zealand Society of Accountants ||  ||  
| Fellow, Institute of Chartered Accountants in Australia ||  
|-
|-
| Federation of Canadian Artists ||  ||  
| Fellow, New Zealand Society of Accountants ||  
|-
|-
| FCAE || Fellow, Canadian Academy of Engineering ||  
| Federation of Canadian Artists ||  
|-
|-
| FCAHS || Fellow, Canadian Academy of Health Sciences ||
| FCAE || Fellow, Canadian Academy of Engineering
|-
|-
| FCAI || Fellow, New Zealand Institute of Cost Accountants ||
| FCAHS || Fellow, Canadian Academy of Health Sciences
|-
|-
| Fellow, Canadian Aeronautical Institute (now see FCASI) ||  ||
| FCAI || Fellow, New Zealand Institute of Cost Accountants
|-
|-
| Fellow, College of Anaesthetists of Ireland ||  ||  
| Fellow, Canadian Aeronautical Institute (now see FCASI) ||  
|-
|-
| FCAM || Fellow, CAM Foundation ||  
| Fellow, College of Anaesthetists of Ireland ||  
|-
|-
| FCAnaes || Fellow, College of Anaesthetists (now see FRCA) ||
| FCAM || Fellow, CAM Foundation
|-
|-
| FCARCSI || Fellow, College of Anaesthetists, Royal College of Surgeons of Ireland ||
| FCAnaes || Fellow, College of Anaesthetists (now see FRCA)
|-
|-
| FCA(SA) || Fellow, College of Anaesthetists (South Africa) ||
| FCARCSI || Fellow, College of Anaesthetists, Royal College of Surgeons of Ireland
|-
|-
| FCASI || Fellow, Canadian Aeronautics and Space Institute ||
| FCA(SA) || Fellow, College of Anaesthetists (South Africa)
|-
|-
| FCBI || Fellow, Chartered Banker Institute ||
| FCASI || Fellow, Canadian Aeronautics and Space Institute
|-
|-
| FCBSI || Fellow, Chartered Building Societies Institute (merged with Chartered Institute of Bankers; now see FCIB) ||
| FCBI || Fellow, Chartered Banker Institute
|-
|-
| FCCA || Fellow, Chartered Association of Certified Accountants ||
| FCBSI || Fellow, Chartered Building Societies Institute (merged with Chartered Institute of Bankers; now see FCIB)
|-
|-
| FCCEA || Fellow, Commonwealth Council for Educational Administration ||
| FCCA || Fellow, Chartered Association of Certified Accountants
|-
|-
| FCCP || Fellow, American College of Chest Physicians ||
| FCCEA || Fellow, Commonwealth Council for Educational Administration
|-
|-
| FCCS || Fellow, Corporation of Secretaries (formerly of Certified Secretaries) ||
| FCCP || Fellow, American College of Chest Physicians
|-
|-
| FCCT || Fellow, Canadian College of Teachers || Fellow, Chartered College of Teaching
| FCCS || Fellow, Corporation of Secretaries (formerly of Certified Secretaries)
|-
|-
| FCDO || Foreign, Commonwealth and Development Office ||
| FCCT || Fellow, Canadian College of Teachers
|-
|-
| FCDSHK || Fellow, College of Dental Surgeons of Hong Kong ||
| FCDO || Foreign, Commonwealth and Development Office
|-
|-
| FCEC || Federation of Civil Engineering Contractors ||
| FCDSHK || Fellow, College of Dental Surgeons of Hong Kong
|-
|-
| FCEM || Fellow, College of Emergency Medicine (now see FRCEM) ||
| FCEC || Federation of Civil Engineering Contractors
|-
|-
| FCFE || Fellow, Chartered Institution for Further Education ||
| FCEM || Fellow, College of Emergency Medicine (now see FRCEM)
|-
|-
| FCFI || Fellow, Clothing and Footwear Institute ||
| FCFE || Fellow, Chartered Institution for Further Education
|-
|-
| FCG || Fellow, Chartered Governance Institute ||
| FCFI || Fellow, Clothing and Footwear Institute
|-
|-
| FCGA || Fellow, Certified General Accountants of Canada ||
| FCG || Fellow, Chartered Governance Institute
|-
|-
| FCGC || Fellow, Council of Geriatric Cardiology ||
| FCGA || Fellow, Certified General Accountants of Canada
|-
|-
| FCGDent || Fellow, College of General Dentistry ||
| FCGC || Fellow, Council of Geriatric Cardiology
|-
|-
| FCGI || Fellow, City and Guilds of London Institute ||
| FCGDent || Fellow, College of General Dentistry
|-
|-
| FCGP || Fellow, College of General Practitioners (now see FRCGP) ||
| FCGI || Fellow, City and Guilds of London Institute
|-
|-
| FChS || Fellow, Society of Chiropodists ||
| FCGP || Fellow, College of General Practitioners (now see FRCGP)
|-
|-
| FCI || Fellow, Institute of Commerce ||
| FChS || Fellow, Society of Chiropodists
|-
|-
| FCIA || Fellow, Corporation of Insurance Agents ||
| FCI || Fellow, Institute of Commerce
|-
|-
| FCIArb || Fellow, Chartered Institute of Arbitrators ||
| FCIA || Fellow, Corporation of Insurance Agents
|-
|-
| FCIB || Fellow, Corporation of Insurance Brokers ||
| FCIArb || Fellow, Chartered Institute of Arbitrators
|-
|-
| Fellow, Chartered Institute of Bankers ||  ||
| FCIB || Fellow, Corporation of Insurance Brokers
|-
|-
| FCIBS || Fellow, Chartered Institution of Building Services (now see FCBI) ||  
| Fellow, Chartered Institute of Bankers ||  
|-
|-
| Fellow, Chartered Institute of Bankers in Scotland ||  ||
| FCIBS || Fellow, Chartered Institution of Building Services (now see FCBI)
|-
|-
| FCIBSE || Fellow, Chartered Institution of Building Services Engineers ||  
| Fellow, Chartered Institute of Bankers in Scotland ||  
|-
|-
| FCIC || Fellow, Chemical Institute of Canada (formerly Canadian Institute of Chemistry) ||
| FCIBSE || Fellow, Chartered Institution of Building Services Engineers
|-
|-
| FCICM || Fellow, Chartered Institute of Credit Management ||
| FCIC || Fellow, Chemical Institute of Canada (formerly Canadian Institute of Chemistry)
|-
|-
| FCIEEM || Fellow, Chartered Institute of Ecology and Environmental Management ||
| FCICM || Fellow, Chartered Institute of Credit Management
|-
|-
| FCIEH || Fellow, Chartered Institute of Environmental Health ||
| FCIEEM || Fellow, Chartered Institute of Ecology and Environmental Management
|-
|-
| FCIFE || Fellow, Chartered Institution for Further Education ||
| FCIEH || Fellow, Chartered Institute of Environmental Health
|-
|-
| FCIH || Fellow, Chartered Institute of Housing ||
| FCIFE || Fellow, Chartered Institution for Further Education
|-
|-
| FCIHort || Fellow, Chartered Institute of Horticulture ||
| FCIH || Fellow, Chartered Institute of Housing
|-
|-
| FCIHT || Fellow, Chartered Institution of Highways & Transportation ||
| FCIHort || Fellow, Chartered Institute of Horticulture
|-
|-
| FCII || Fellow, Chartered Insurance Institute ||
| FCIHT || Fellow, Chartered Institution of Highways & Transportation
|-
|-
| FCIJ || Fellow, Chartered Institute of Journalists ||
| FCII || Fellow, Chartered Insurance Institute
|-
|-
| FCIL || Fellow, Chartered Institute of Linguists ||
| FCIJ || Fellow, Chartered Institute of Journalists
|-
|-
| FCILA || Fellow, Chartered Institute of Loss Adjusters ||
| FCIL || Fellow, Chartered Institute of Linguists
|-
|-
| FCILT || Chartered Fellow, Chartered Institute of Logistics and Transport ||
| FCILA || Fellow, Chartered Institute of Loss Adjusters
|-
|-
| FCIM || Fellow, Chartered Institute of Marketing ||
| FCILT || Chartered Fellow, Chartered Institute of Logistics and Transport
|-
|-
| Fellow, Institute of Corporate Managers (Australia) ||  ||
| FCIM || Fellow, Chartered Institute of Marketing
|-
|-
| FCInstCES || Fellow, Chartered Institution of Civil Engineering Surveyors ||  
| Fellow, Institute of Corporate Managers (Australia) ||  
|-
|-
| FCIOB || Fellow, Chartered Institute of Building ||
| FCInstCES || Fellow, Chartered Institution of Civil Engineering Surveyors
|-
|-
| FCIPA || Fellow, Chartered Institute of Patent Agents (now see CPA) ||
| FCIOB || Fellow, Chartered Institute of Building
|-
|-
| FCIPD || Fellow, Chartered Institute of Personnel and Development ||
| FCIPA || Fellow, Chartered Institute of Patent Agents (now see CPA)
|-
|-
| FCIPHE || Fellow, Chartered Institute of Plumbing and Heating Engineering ||
| FCIPD || Fellow, Chartered Institute of Personnel and Development
|-
|-
| FCIPR || Fellow, Chartered Institute of Public Relations ||
| FCIPHE || Fellow, Chartered Institute of Plumbing and Heating Engineering
|-
|-
| FCIPS || Fellow, Chartered Institute of Procurement (formerly Purchasing) and Supply ||
| FCIPR || Fellow, Chartered Institute of Public Relations
|-
|-
| FCIS || Fellow, Institute of Chartered Secretaries and Administrators (formerly Chartered Institute of Secretaries) (now see FCG) ||
| FCIPS || Fellow, Chartered Institute of Procurement (formerly Purchasing) and Supply
|-
|-
| FCISA || Fellow, Chartered Institute of Secretaries and Administrators (Australia) ||
| FCIS || Fellow, Institute of Chartered Secretaries and Administrators (formerly Chartered Institute of Secretaries) (now see FCG)
|-
|-
| FCIT || Fellow, Chartered Institute of Transport (now see FCILT) ||
| FCISA || Fellow, Chartered Institute of Secretaries and Administrators (Australia)
|-
|-
| FCIWEM || Fellow, Chartered Institution of Water and Environmental Management ||
| FCIT || Fellow, Chartered Institute of Transport (now see FCILT)
|-
|-
| FCIWM || Fellow, Chartered Institution of Wastes Management ||
| FCIWEM || Fellow, Chartered Institution of Water and Environmental Management
|-
|-
| FCJEI || Fellow, Commonwealth Judicial Education Institute ||
| FCIWM || Fellow, Chartered Institution of Wastes Management
|-
|-
| FCLIP || Fellow, Chartered Institute of Library and Information Professionals ||
| FCJEI || Fellow, Commonwealth Judicial Education Institute
|-
|-
| FCM || Faculty of Community Medicine ||
| FCLIP || Fellow, Chartered Institute of Library and Information Professionals
|-
|-
| FCMA || Fellow, Chartered Institute of Management Accountants (formerly Institute of Cost and Management Accountants) ||
| FCM || Faculty of Community Medicine
|-
|-
| Fellow, Communications Management Association ||  ||
| FCMA || Fellow, Chartered Institute of Management Accountants (formerly Institute of Cost and Management Accountants)
|-
|-
| FCMC || Fellow grade, Certified Management Consultant ||  
| Fellow, Communications Management Association ||  
|-
|-
| FCMI || Fellow, Chartered Management Institute ||
| FCMC || Fellow grade, Certified Management Consultant
|-
|-
| FCMSA || Fellow, College of Medicine of South Africa ||
| FCMI || Fellow, Chartered Management Institute
|-
|-
| FCNA || Fellow, College of Nursing, Australia ||
| FCMSA || Fellow, College of Medicine of South Africa
|-
|-
| FCO || Foreign and Commonwealth Office ||  
| FCNA || Fellow, College of Nursing, Australia
|-
|-
| FCOG(SA) || Fellow, South African College of Obstetrics and Gynæcology ||
| FCO || Foreign and Commonwealth Office
|-
|-
| FCollH || Fellow, College of Handicraft ||
| FCOG(SA) || Fellow, South African College of Obstetrics and Gynæcology
|-
|-
| FCollP || Fellow, College of Preceptors ||
| FCollH || Fellow, College of Handicraft
|-
|-
| FCollT || Fellow, College of Teachers ||
| FCollP || Fellow, College of Preceptors
|-
|-
| FCommA || Fellow, Society of Commercial Accountants (now see FSCA) ||
| FCollT || Fellow, College of Teachers
|-
|-
| FCOphth || Fellow, College of Ophthalmologists (now see FRCOphth) ||
| FCommA || Fellow, Society of Commercial Accountants (now see FSCA)
|-
|-
| FCOptom || Fellow, College of Optometrists ||
| FCOphth || Fellow, College of Ophthalmologists (now see FRCOphth)
|-
|-
| FCOT || Fellow, College of Teachers ||
| FCOptom || Fellow, College of Optometrists
|-
|-
| FCP || Fellow, College of Preceptors ||
| FCOT || Fellow, College of Teachers
|-
|-
| FCPA || Fellow, Australian Society of Certified Practising Accountants ||
| FCP || Fellow, College of Preceptors
|-
|-
| FCPath || Fellow, College of Pathologists (now see FRCPath) ||
| FCPA || Fellow, Australian Society of Certified Practising Accountants
|-
|-
| FCPCH || Fellow, College of Paediatrics and Child Health (now see FRCPCH) ||
| FCPath || Fellow, College of Pathologists (now see FRCPath)
|-
|-
| FCP (ECSA) || Fellow, East, Central and Southern Africa College of Physicians ||
| FCPCH || Fellow, College of Paediatrics and Child Health (now see FRCPCH)
|-
|-
| FCPFA || Fellow Chartered Public Finance Accountant ||
| FCP (ECSA) || Fellow, East, Central and Southern Africa College of Physicians
|-
|-
| FCPodMed || Fellow, College of Podiatry in Podiatric Medicine (now see FRCPodM) ||
| FCPFA || Fellow Chartered Public Finance Accountant
|-
|-
| FCPS || Fellow, College of Physicians and Surgeons ||
| FCPodMed || Fellow, College of Podiatry in Podiatric Medicine (now see FRCPodM)
|-
|-
| FCP(SoAf) || Fellow, College of Physicians, South Africa ||
| FCPS || Fellow, College of Physicians and Surgeons
|-
|-
| FCPSO(SoAf) || Fellow, College of Physicians and Surgeons and Obstetricians, South Africa ||
| FCP(SoAf) || Fellow, College of Physicians, South Africa
|-
|-
| FCPS (Pak) || Fellow, College of Physicians and Surgeons of Pakistan ||
| FCPSO(SoAf) || Fellow, College of Physicians and Surgeons and Obstetricians, South Africa
|-
|-
| FCQI || Fellow, Chartered Quality Institute ||
| FCPS (Pak) || Fellow, College of Physicians and Surgeons of Pakistan
|-
|-
| FCRA || Fellow, College of Radiologists of Australia (now see FRACR) ||
| FCQI || Fellow, Chartered Quality Institute
|-
|-
| FCS || Federation of Conservative Students ||
| FCRA || Fellow, College of Radiologists of Australia (now see FRACR)
|-
|-
| FCS || FChemSoc ||
| FCS || Federation of Conservative Students
|-
|-
| Fellow, Chemical Society (now absorbed into Royal Society of Chemistry) ||  ||  
| FCS || FChemSoc
|-
|-
| FCSD || Fellow, Chartered Society of Designers ||  
| Fellow, Chemical Society (now absorbed into Royal Society of Chemistry) ||  
|-
|-
| FCSFS || Fellow, Chartered Society of Forensic Sciences ||
| FCSD || Fellow, Chartered Society of Designers
|-
|-
| FCSHK || Fellow, College of Surgeons of Hong Kong ||
| FCSFS || Fellow, Chartered Society of Forensic Sciences
|-
|-
| FCSI || Fellow, Chartered Institute for Securities & Investment ||
| FCSHK || Fellow, College of Surgeons of Hong Kong
|-
|-
| FCSLT || Fellow, College of Speech and Language Therapists (now see FRCSLT) ||
| FCSI || Fellow, Chartered Institute for Securities & Investment
|-
|-
| FCSM || Fellow, Cambridge School of Music ||
| FCSLT || Fellow, College of Speech and Language Therapists (now see FRCSLT)
|-
|-
| FCSP || Fellow, Chartered Society of Physiotherapy ||
| FCSM || Fellow, Cambridge School of Music
|-
|-
| FCSSA || FCS(SoAf) ||  
| FCSP || Fellow, Chartered Society of Physiotherapy
|-
|-
| Fellow, College of Surgeons, South Africa ||  ||  
| FCSSA || FCS(SoAf)
|-
|-
| FCSSL || Fellow, College of Surgeons of Sri Lanka ||  
| Fellow, College of Surgeons, South Africa ||  
|-
|-
| FCST || Fellow, College of Speech Therapists (later FCSLT; now see FRCSLT) ||
| FCSSL || Fellow, College of Surgeons of Sri Lanka
|-
|-
| FCT || Federal Capital Territory (now see ACT) ||
| FCST || Fellow, College of Speech Therapists (later FCSLT; now see FRCSLT)
|-
|-
| Fellow, Association of Corporate Treasurers ||  ||  
| FCT || Federal Capital Territory (now see ACT)
|-
|-
| Fellow, College of Teachers ||  ||  
| Fellow, Association of Corporate Treasurers ||  
|-
|-
| FCTB || Fellow, College of Teachers of the Blind ||  
| Fellow, College of Teachers ||  
|-
|-
| FCU || Fighter Control Unit ||  
| FCTB || Fellow, College of Teachers of the Blind
|-
|-
| FCWA || Fellow, Institute of Costs and Works Accountants (now see FCMA) ||  
| FCU || Fighter Control Unit
|-
|-
| FD || Doctor of Philosophy ||
| FCWA || Fellow, Institute of Costs and Works Accountants (now see FCMA)
|-
|-
| FDA || Association of First Division Civil Servants ||
| FD || Doctor of Philosophy
|-
|-
| FdA || Foundation Degree of Arts ||
| FDA || Association of First Division Civil Servants
|-
|-
| FDF || Food and Drink Federation ||  
| FdA || Foundation Degree of Arts
|-
|-
| FDI || Fédération Dentaire Internationale ||  
| FDF || Food and Drink Federation
|-
|-
| FDP || Freie Demokratische Partei ||  
| FDI || Fédération Dentaire Internationale
|-
|-
| FDS || Fellow in Dental Surgery ||  
| FDP || Freie Demokratische Partei
|-
|-
| FdSc || Foundation Degree in Science ||
| FDS || Fellow in Dental Surgery
|-
|-
| FDSRCPSGlas || Fellow in Dental Surgery, Royal College of Physicians and Surgeons of Glasgow ||
| FdSc || Foundation Degree in Science
|-
|-
| FDSRCS || FDS RCS ||  
| FDSRCPSGlas || Fellow in Dental Surgery, Royal College of Physicians and Surgeons of Glasgow
|-
|-
| Fellow in Dental Surgery, Royal College of Surgeons of England ||  ||  
| FDSRCS || FDS RCS
|-
|-
| FDSRCSE || Fellow in Dental Surgery, Royal College of Surgeons of Edinburgh ||  
| Fellow in Dental Surgery, Royal College of Surgeons of England ||  
|-
|-
| FE || Far East ||  
| FDSRCSE || Fellow in Dental Surgery, Royal College of Surgeons of Edinburgh
|-
|-
| Further Education ||  ||  
| FE || Far East
|-
|-
| FEA || Fellow, English Association ||  
| Further Education ||  
|-
|-
| FEAF || Far East Air Force ||  
| FEA || Fellow, English Association
|-
|-
| FEAN || Fellow, European Academy of Neurology ||  
| FEAF || Far East Air Force
|-
|-
| FEANI || Fédération Européenne d’Associations Nationales d’Ingénieurs ||  
| FEAN || Fellow, European Academy of Neurology
|-
|-
| FEBS || Federation of European Biochemical Societies ||  
| FEANI || Fédération Européenne d’Associations Nationales d’Ingénieurs
|-
|-
| Fellow, European Board of Surgery ||  ||  
| FEBS || Federation of European Biochemical Societies
|-
|-
| FECI || Fellow, Institute of Employment Consultants ||  
| Fellow, European Board of Surgery ||  
|-
|-
| FECTS || Fellow, European Association for Cardiothoracic Surgery ||
| FECI || Fellow, Institute of Employment Consultants
|-
|-
| FEE || Fédération des Expertes Comptables Européens ||  
| FECTS || Fellow, European Association for Cardiothoracic Surgery
|-
|-
| FEF || Far East Fleet ||  
| FEE || Fédération des Expertes Comptables Européens
|-
|-
| FEFC || FEFCE ||  
| FEF || Far East Fleet
|-
|-
| Further Education Funding Council for England ||  ||  
| FEFC || FEFCE
|-
|-
| FEFCW || Further Education Funding Council for Wales ||  
| Further Education Funding Council for England ||  
|-
|-
| FEI || Fédération Equestre Internationale ||  
| FEFCW || Further Education Funding Council for Wales
|-
|-
| Fellow, Energy Institute ||  ||  
| FEI || Fédération Equestre Internationale
|-
|-
| FEIC || Fellow, Engineering Institute of Canada ||  
| Fellow, Energy Institute ||  
|-
|-
| FEIDCT || Fellow, Educational Institute of Design Craft and Technology ||
| FEIC || Fellow, Engineering Institute of Canada
|-
|-
| FEIS || Fellow, Educational Institute of Scotland ||
| FEIDCT || Fellow, Educational Institute of Design Craft and Technology
|-
|-
| FEMAC || Fellow, European Marketing Academy ||
| FEIS || Fellow, Educational Institute of Scotland
|-
|-
| FEng || Fellow, Royal Academy (formerly Fellowship) of Engineering (now see FREng) ||
| FEMAC || Fellow, European Marketing Academy
|-
|-
| FEPS || Federation of European Physiological Societies ||
| FEng || Fellow, Royal Academy (formerly Fellowship) of Engineering (now see FREng)
|-
|-
| FERS || Fellow, European Respiratory Society ||
| FEPS || Federation of European Physiological Societies
|-
|-
| FES || Fellow, Entomological Society ||
| FERS || Fellow, European Respiratory Society
|-
|-
| Fellow, Ethnological Society ||  ||
| FES || Fellow, Entomological Society
|-
|-
| FESC || Fellow, European Society of Cardiology ||  
| Fellow, Ethnological Society ||  
|-
|-
| FETCS || Fellow, European Board of Thoracic and Cardiovascular Surgeons ||
| FESC || Fellow, European Society of Cardiology
|-
|-
| FEurASc || Fellow, European Academy of Sciences ||
| FETCS || Fellow, European Board of Thoracic and Cardiovascular Surgeons
|-
|-
| FF || Fianna Fáil ||  
| FEurASc || Fellow, European Academy of Sciences
|-
|-
| Field Force ||  ||  
| FF || Fianna Fáil
|-
|-
| FFA || Fellow, Faculty of Actuaries (in Scotland) ||  
| Field Force ||  
|-
|-
| Fellow, Institute of Financial Accountants ||  ||
| FFA || Fellow, Faculty of Actuaries (in Scotland)
|-
|-
| FFAEM || Fellow, Faculty of Accident and Emergency Medicine (later FCEM) ||  
| Fellow, Institute of Financial Accountants ||  
|-
|-
| FFARACS || Fellow, Faculty of Anaesthetists, Royal Australasian College of Surgeons (now see FANZCA) ||
| FFAEM || Fellow, Faculty of Accident and Emergency Medicine (later FCEM)
|-
|-
| FFARCS || Fellow, Faculty of Anaesthetists, Royal College of Surgeons of England (now see FRCA) ||
| FFARACS || Fellow, Faculty of Anaesthetists, Royal Australasian College of Surgeons (now see FANZCA)
|-
|-
| FFARCSI || Fellow, Faculty of Anaesthetists, Royal College of Surgeons in Ireland (now see FCAI) ||
| FFARCS || Fellow, Faculty of Anaesthetists, Royal College of Surgeons of England (now see FRCA)
|-
|-
| FFAS || Fellow, Faculty of Architects and Surveyors, London (now see FASI) ||
| FFARCSI || Fellow, Faculty of Anaesthetists, Royal College of Surgeons in Ireland (now see FCAI)
|-
|-
| FFA(SA) || Fellow, Faculty of Anaesthetists (South Africa) (now see FCA(SA)) ||
| FFAS || Fellow, Faculty of Architects and Surveyors, London (now see FASI)
|-
|-
| FFB || Fellow, Faculty of Building ||
| FFA(SA) || Fellow, Faculty of Anaesthetists (South Africa) (now see FCA(SA))
|-
|-
| FFCI || Fellow, Faculty of Clinical Informatics ||
| FFB || Fellow, Faculty of Building
|-
|-
| FFCM || Fellow, Faculty of Community Medicine (now see FFPH) ||
| FFCI || Fellow, Faculty of Clinical Informatics
|-
|-
| Fellow, Faculty of Church Music ||  ||
| FFCM || Fellow, Faculty of Community Medicine (now see FFPH)
|-
|-
| FFCMI || Fellow, Faculty of Community Medicine of Ireland ||  
| Fellow, Faculty of Church Music ||  
|-
|-
| FFCS || Founding Fellow, Contemporary Scotland ||
| FFCMI || Fellow, Faculty of Community Medicine of Ireland
|-
|-
| FFDRCSI || Fellow, Faculty of Dentistry, Royal College of Surgeons in Ireland ||
| FFCS || Founding Fellow, Contemporary Scotland
|-
|-
| FFFLM || Fellow, Faculty of Forensic and Legal Medicine, Royal College of Physicians ||
| FFDRCSI || Fellow, Faculty of Dentistry, Royal College of Surgeons in Ireland
|-
|-
| FFFP || Fellow, Faculty of Family Planning & Reproductive Health Care of the Royal College of Obstetricians and Gynaecologists (now see FFSRH) ||
| FFFLM || Fellow, Faculty of Forensic and Legal Medicine, Royal College of Physicians
|-
|-
| FFGDP(UK) || Fellow, Faculty of General Dental Practitioners of the Royal College of Surgeons (now see FCGDent) ||
| FFFP || Fellow, Faculty of Family Planning & Reproductive Health Care of the Royal College of Obstetricians and Gynaecologists (now see FFSRH)
|-
|-
| FFHom || Fellow, Faculty of Homeopathy ||
| FFGDP(UK) || Fellow, Faculty of General Dental Practitioners of the Royal College of Surgeons (now see FCGDent)
|-
|-
| FFI || Finance for Industry ||  
| FFHom || Fellow, Faculty of Homeopathy
|-
|-
| Fauna & Flora International ||  ||  
| FFI || Finance for Industry
|-
|-
| FFICM || Fellow, Faculty of Intensive Care Medicine ||  
| Fauna & Flora International ||  
|-
|-
| FFOM || Fellow, Faculty of Occupational Medicine ||
| FFICM || Fellow, Faculty of Intensive Care Medicine
|-
|-
| FFOMI || Fellow, Faculty of Occupational Medicine of Ireland ||
| FFOM || Fellow, Faculty of Occupational Medicine
|-
|-
| FFOP (RCPA) || Fellow, Faculty of Oral Pathology, Royal College of Pathologists of Australasia ||
| FFOMI || Fellow, Faculty of Occupational Medicine of Ireland
|-
|-
| FFPath, RCPI || Fellow, Faculty of Pathologists of the Royal College of Physicians of Ireland ||
| FFOP (RCPA) || Fellow, Faculty of Oral Pathology, Royal College of Pathologists of Australasia
|-
|-
| FFPH || Fellow, Faculty of Public Health ||
| FFPath, RCPI || Fellow, Faculty of Pathologists of the Royal College of Physicians of Ireland
|-
|-
| FFPHM || Fellow, Faculty of Public Health Medicine (now see FFPH) ||
| FFPH || Fellow, Faculty of Public Health
|-
|-
| FFPHMI || Fellow, Faculty of Public Health Medicine of Ireland ||
| FFPHM || Fellow, Faculty of Public Health Medicine (now see FFPH)
|-
|-
| FFPM || Fellow, Faculty of Pharmaceutical Medicine ||
| FFPHMI || Fellow, Faculty of Public Health Medicine of Ireland
|-
|-
| FFPMRCA || Fellow, Faculty of Pain Medicine, Royal College of Anaesthetists ||
| FFPM || Fellow, Faculty of Pharmaceutical Medicine
|-
|-
| FFPRHC || Faculty of Family Planning & Reproductive Health Care, Royal College of Obstetricians and Gynaecologists (now see FSRH) ||
| FFPMRCA || Fellow, Faculty of Pain Medicine, Royal College of Anaesthetists
|-
|-
| FFPS || Fauna and Flora Preservation Society (now see FFI) ||
| FFPRHC || Faculty of Family Planning & Reproductive Health Care, Royal College of Obstetricians and Gynaecologists (now see FSRH)
|-
|-
| FFR || Fellow, Faculty of Radiologists (now see FRCR) ||
| FFPS || Fauna and Flora Preservation Society (now see FFI)
|-
|-
| FFRRCSI || Fellow, Faculty of Radiologists of the Royal College of Surgeons in Ireland ||
| FFR || Fellow, Faculty of Radiologists (now see FRCR)
|-
|-
| FFSEM || Fellow, Faculty of Sports and Exercise Medicine, Royal College of Physicians of Ireland and Royal College of Surgeons in Ireland ||
| FFRRCSI || Fellow, Faculty of Radiologists of the Royal College of Surgeons in Ireland
|-
|-
| FFSRH || Fellow, Faculty of Sexual and Reproductive Healthcare of the Royal College of Obstetricians and Gynaecologists ||
| FFSEM || Fellow, Faculty of Sports and Exercise Medicine, Royal College of Physicians of Ireland and Royal College of Surgeons in Ireland
|-
|-
| FFSSoc || Fellow, Forensic Science Society (now see FCSFS) ||
| FFSRH || Fellow, Faculty of Sexual and Reproductive Healthcare of the Royal College of Obstetricians and Gynaecologists
|-
|-
| FFSTEd || Fellow, Faculty of Surgical Trainers, Royal College of Surgeons of Edinburgh ||
| FFSSoc || Fellow, Forensic Science Society (now see FCSFS)
|-
|-
| FFTM(Glas) || Fellow, Faculty of Travel Medicine, Royal College of Physicians and Surgeons of Glasgow ||
| FFSTEd || Fellow, Faculty of Surgical Trainers, Royal College of Surgeons of Edinburgh
|-
|-
| FG || Fine Gael ||  
| FFTM(Glas) || Fellow, Faculty of Travel Medicine, Royal College of Physicians and Surgeons of Glasgow
|-
|-
| FGA || Fellow, Gemmological Association ||  
| FG || Fine Gael
|-
|-
| FGCL || Fellow, Goldsmiths’ College, London ||
| FGA || Fellow, Gemmological Association
|-
|-
| FGCM || Fellow, Guild of Church Musicians ||
| FGCL || Fellow, Goldsmiths’ College, London
|-
|-
| FGDP(UK) || Fellow, Faculty of General Dental Practice of the Royal College of Surgeons of England ||
| FGCM || Fellow, Guild of Church Musicians
|-
|-
| FGDS || Fédération de la Gauche Démocratique et Socialiste ||  
| FGDP(UK) || Fellow, Faculty of General Dental Practice of the Royal College of Surgeons of England
|-
|-
| FGE || Fellow, Guild of Glass Engravers ||  
| FGDS || Fédération de la Gauche Démocratique et Socialiste
|-
|-
| FGGE || Fellow, Guild of Glass Engravers (now see FGE) ||
| FGE || Fellow, Guild of Glass Engravers
|-
|-
| FGI || Fellow, Institute of Certificated Grocers ||
| FGGE || Fellow, Guild of Glass Engravers (now see FGE)
|-
|-
| FGMS || Fellow, Guild of Musicians and Singers ||
| FGI || Fellow, Institute of Certificated Grocers
|-
|-
| FGS || Fellow, Geological Society ||
| FGMS || Fellow, Guild of Musicians and Singers
|-
|-
| Fellow, Guildhall School of Music and Drama ||  ||
| FGS || Fellow, Geological Society
|-
|-
| FGSM || Fellow, Guildhall School of Music and Drama (now see FGS) ||  
| Fellow, Guildhall School of Music and Drama ||  
|-
|-
| FGSM(MT) || Fellow, Guildhall School of Music and Drama (Music Therapy) ||
| FGSM || Fellow, Guildhall School of Music and Drama (now see FGS)
|-
|-
| FHA || Fellow, Institute of Health Service Administrators (formerly Hospital Administrators) (later FHSM) ||
| FGSM(MT) || Fellow, Guildhall School of Music and Drama (Music Therapy)
|-
|-
| Fellow, Historical Association ||  ||
| FHA || Fellow, Institute of Health Service Administrators (formerly Hospital Administrators) (later FHSM)
|-
|-
| FHAS || Fellow, Highland and Agricultural Society of Scotland ||  
| Fellow, Historical Association ||  
|-
|-
| FHCIMA || Fellow, Hotel Catering and International (formerly Institutional) Management Association (now see FIH) ||
| FHAS || Fellow, Highland and Agricultural Society of Scotland
|-
|-
| FHEA || Fellow, Higher Education Academy ||
| FHCIMA || Fellow, Hotel Catering and International (formerly Institutional) Management Association (now see FIH)
|-
|-
| FHKAES || Fellow, Hong Kong Academy of Engineering Sciences ||
| FHEA || Fellow, Higher Education Academy
|-
|-
| FHKAM || Fellow, Hong Kong Academy of Medicine ||
| FHKAES || Fellow, Hong Kong Academy of Engineering Sciences
|-
|-
| FHKCCM || Fellow, Hong Kong College of Community Medicine ||
| FHKAM || Fellow, Hong Kong Academy of Medicine
|-
|-
| FHKCP || Fellow, Hong Kong College of Physicians ||
| FHKCCM || Fellow, Hong Kong College of Community Medicine
|-
|-
| FHKCPath || Fellow, Hong Kong College of Pathologists ||
| FHKCP || Fellow, Hong Kong College of Physicians
|-
|-
| FHKCS || Fellow, Hong Kong College of Surgeons ||
| FHKCPath || Fellow, Hong Kong College of Pathologists
|-
|-
| FHKIE || Fellow, Hong Kong Institution of Engineers ||
| FHKCS || Fellow, Hong Kong College of Surgeons
|-
|-
| FHMAAAS || Foreign Honorary Member, American Academy of Arts and Sciences ||
| FHKIE || Fellow, Hong Kong Institution of Engineers
|-
|-
| FHRS || Fellow, Heart Rhythm Society ||
| FHMAAAS || Foreign Honorary Member, American Academy of Arts and Sciences
|-
|-
| FHS || Fellow, Heraldry Society ||
| FHRS || Fellow, Heart Rhythm Society
|-
|-
| Forces Help Society and Lord Roberts Workshops (now see SSAFA) ||  ||  
| FHS || Fellow, Heraldry Society
|-
|-
| FHSA || Family Health Services Authority ||  
| Forces Help Society and Lord Roberts Workshops (now see SSAFA) ||  
|-
|-
| FHSM || Fellow, Institute of Health Services Management (later FIHM) ||
| FHSA || Family Health Services Authority
|-
|-
| FIA || Fellow, Institute and Faculty of Actuaries (formerly Institute of Actuaries) ||
| FHSM || Fellow, Institute of Health Services Management (later FIHM)
|-
|-
| FIAA || Fellow, Institute of Actuaries of Australia ||
| FIA || Fellow, Institute and Faculty of Actuaries (formerly Institute of Actuaries)
|-
|-
| FIAAS || Fellow, Institute of Australian Agricultural Science ||
| FIAA || Fellow, Institute of Actuaries of Australia
|-
|-
| FIAA&S || Fellow, Incorporated Association of Architects and Surveyors ||
| FIAAS || Fellow, Institute of Australian Agricultural Science
|-
|-
| FIACM || Fellow, International Association of Computational Mechanics ||
| FIAA&S || Fellow, Incorporated Association of Architects and Surveyors
|-
|-
| FIAE || Fellow, Irish Academy of Engineering ||
| FIACM || Fellow, International Association of Computational Mechanics
|-
|-
| FIAFoST || Fellow, International Academy of Food Science and Technology ||
| FIAE || Fellow, Irish Academy of Engineering
|-
|-
| FIAgrE || Fellow, Institution of Agricultural Engineers ||
| FIAFoST || Fellow, International Academy of Food Science and Technology
|-
|-
| FIAgrM || Fellow, Institute of Agricultural Management ||
| FIAgrE || Fellow, Institution of Agricultural Engineers
|-
|-
| FIALD || Fellow, International Association of Lighting Designers ||
| FIAgrM || Fellow, Institute of Agricultural Management
|-
|-
| FIAM || Fellow, International Academy of Management ||
| FIALD || Fellow, International Association of Lighting Designers
|-
|-
| FIAMBE || Fellow, International Academy for Medical and Biological Engineering ||
| FIAM || Fellow, International Academy of Management
|-
|-
| FIAP || Fellow, Institution of Analysts and Programmers ||
| FIAMBE || Fellow, International Academy for Medical and Biological Engineering
|-
|-
| Fellow, Indian Academy of Paediatrics ||  ||
| FIAP || Fellow, Institution of Analysts and Programmers
|-
|-
| FIArb || Fellow, Institute of Arbitrators (now see FCIArb) ||  
| Fellow, Indian Academy of Paediatrics ||  
|-
|-
| FIArbA || Fellow, Institute of Arbitrators of Australia ||
| FIArb || Fellow, Institute of Arbitrators (now see FCIArb)
|-
|-
| FIAS || Fellow, Institute of Aeronautical Sciences (US) (now see FAIAA) ||
| FIArbA || Fellow, Institute of Arbitrators of Australia
|-
|-
| FIASc || Fellow, Indian Academy of Sciences ||
| FIAS || Fellow, Institute of Aeronautical Sciences (US) (now see FAIAA)
|-
|-
| FIASSID || Fellow, International Association for the Scientific Study of Intellectual Disability ||
| FIASc || Fellow, Indian Academy of Sciences
|-
|-
| FIB || Fellow, Institute of Bankers (now see FCIB) ||
| FIASSID || Fellow, International Association for the Scientific Study of Intellectual Disability
|-
|-
| FIBA || Fellow, Institute of Business Administration, Australia (now see FCIM) ||
| FIB || Fellow, Institute of Bankers (now see FCIB)
|-
|-
| FIBC || Fellow, Institute of Business Consulting (now see FIC) ||
| FIBA || Fellow, Institute of Business Administration, Australia (now see FCIM)
|-
|-
| FIBI || Fellow, Institute of Bankers of Ireland ||
| FIBC || Fellow, Institute of Business Consulting (now see FIC)
|-
|-
| FIBiol || Fellow, Institute of Biology (later FSB, now see FRSB) ||
| FIBI || Fellow, Institute of Bankers of Ireland
|-
|-
| FIBiotech || Fellow, Institute for Biotechnical Studies ||
| FIBiol || Fellow, Institute of Biology (later FSB, now see FRSB)
|-
|-
| FIBMS || Fellow, Institute of Biomedical Sciences ||
| FIBiotech || Fellow, Institute for Biotechnical Studies
|-
|-
| FIBScot || Fellow, Institute of Bankers in Scotland (now see FCIBS) ||
| FIBMS || Fellow, Institute of Biomedical Sciences
|-
|-
| FIC || Fellow, Institute of Chemistry (then FRIC; now see FRSC) ||
| FIBScot || Fellow, Institute of Bankers in Scotland (now see FCIBS)
|-
|-
| Fellow, Imperial College, London ||  ||
| FIC || Fellow, Institute of Chemistry (then FRIC; now see FRSC)
|-
|-
| Fellow, Institute of Consulting ||  ||  
| Fellow, Imperial College, London ||  
|-
|-
| FICA || Fellow, Commonwealth Institute of Accountants ||  
| Fellow, Institute of Consulting ||  
|-
|-
| Fellow, Institute of Chartered Accountants in England and Wales (now see FCA) ||  ||
| FICA || Fellow, Commonwealth Institute of Accountants
|-
|-
| FICAI || Fellow, Institute of Chartered Accountants in Ireland ||  
| Fellow, Institute of Chartered Accountants in England and Wales (now see FCA) ||  
|-
|-
| FICB || Fellow, Institute of Canadian Bankers ||
| FICAI || Fellow, Institute of Chartered Accountants in Ireland
|-
|-
| FICD || Fellow, Institute of Civil Defence ||
| FICB || Fellow, Institute of Canadian Bankers
|-
|-
| Fellow, Indian College of Dentists ||  ||
| FICD || Fellow, Institute of Civil Defence
|-
|-
| Fellow, International College of Dentists ||  ||  
| Fellow, Indian College of Dentists ||  
|-
|-
| FICE || Fellow, Institution of Civil Engineers ||  
| Fellow, International College of Dentists ||  
|-
|-
| FICeram || Fellow, Institute of Ceramics (later FIM) ||
| FICE || Fellow, Institution of Civil Engineers
|-
|-
| FICES || Fellow, Institution of Chartered Engineering Surveyors ||
| FICeram || Fellow, Institute of Ceramics (later FIM)
|-
|-
| FICFM || Fellow, Institute of Charity Fundraising Managers (now see FInstF) ||
| FICES || Fellow, Institution of Chartered Engineering Surveyors
|-
|-
| FICFor || Fellow, Institute of Chartered Foresters ||
| FICFM || Fellow, Institute of Charity Fundraising Managers (now see FInstF)
|-
|-
| FIChemE || Fellow, Institution of Chemical Engineers ||
| FICFor || Fellow, Institute of Chartered Foresters
|-
|-
| FICM || Fellow, Institute of Credit Management (now see FCICM) ||
| FIChemE || Fellow, Institution of Chemical Engineers
|-
|-
| FICMA || Fellow, Institute of Cost and Management Accountants ||
| FICM || Fellow, Institute of Credit Management (now see FCICM)
|-
|-
| FICOG || Fellow, Indian College of Obstetricians and Gynaecologists ||
| FICMA || Fellow, Institute of Cost and Management Accountants
|-
|-
| FICorr || Fellow, Institute of Corrosion ||
| FICOG || Fellow, Indian College of Obstetricians and Gynaecologists
|-
|-
| FICorrST || Fellow, Institution of Corrosion Science and Technology (now see FICorr) ||
| FICorr || Fellow, Institute of Corrosion
|-
|-
| FICPD || Fellow, Institute of Continuing Professional Development ||
| FICorrST || Fellow, Institution of Corrosion Science and Technology (now see FICorr)
|-
|-
| FICPEM || Fellow, Institute of Civil Protection and Emergency Management ||
| FICPD || Fellow, Institute of Continuing Professional Development
|-
|-
| FICS || Fellow, Institute of Chartered Shipbrokers ||
| FICPEM || Fellow, Institute of Civil Protection and Emergency Management
|-
|-
| Fellow, International College of Surgeons ||  ||
| FICS || Fellow, Institute of Chartered Shipbrokers
|-
|-
| FICT || Fellow, Institute of Concrete Technology ||  
| Fellow, International College of Surgeons ||  
|-
|-
| FIDA || Fellow, Institute of Directors, Australia (now see FAICD) ||
| FICT || Fellow, Institute of Concrete Technology
|-
|-
| FIDDA || Fellow, Interior Decorators and Designers Association (now see FBIDA) ||
| FIDA || Fellow, Institute of Directors, Australia (now see FAICD)
|-
|-
| FIDE || Fédération Internationale des Echecs ||  
| FIDDA || Fellow, Interior Decorators and Designers Association (now see FBIDA)
|-
|-
| Fellow, Institute of Design Engineers ||  ||  
| FIDE || Fédération Internationale des Echecs
|-
|-
| Fédération Internationale pour le Droit Européen ||  ||  
| Fellow, Institute of Design Engineers ||  
|-
|-
| FIDEM || Fédération Internationale de la Médaille d’Art ||  
| Fédération Internationale pour le Droit Européen ||  
|-
|-
| FIDM || Fellow, Institute of Direct Marketing ||  
| FIDEM || Fédération Internationale de la Médaille d’Art
|-
|-
| FIDPM || Fellow, Institute of Data Processing Management ||
| FIDM || Fellow, Institute of Direct Marketing
|-
|-
| FIEAust || Fellow, Institution of Engineers, Australia ||
| FIDPM || Fellow, Institute of Data Processing Management
|-
|-
| FIED || Fellow, Institution of Engineering Designers ||
| FIEAust || Fellow, Institution of Engineers, Australia
|-
|-
| FIEE || Fellow, Institution of Electrical Engineers (now see FIET) ||
| FIED || Fellow, Institution of Engineering Designers
|-
|-
| FIEEE || Fellow, Institute of Electrical and Electronics Engineers (NY) ||
| FIEE || Fellow, Institution of Electrical Engineers (now see FIET)
|-
|-
| FIEEIE || Fellow, Institution of Electronics and Electrical Incorporated Engineers (later FIIE) ||
| FIEEE || Fellow, Institute of Electrical and Electronics Engineers (NY)
|-
|-
| FIEEM || Fellow, Institute of Ecology and Environmental Management (now see FCIEEM) ||
| FIEEIE || Fellow, Institution of Electronics and Electrical Incorporated Engineers (later FIIE)
|-
|-
| FIEHK || Fellow, Institution of Engineering, Hong Kong ||
| FIEEM || Fellow, Institute of Ecology and Environmental Management (now see FCIEEM)
|-
|-
| FIEI || Fellow, Institution of Engineering Inspection (later FIQA) ||
| FIEHK || Fellow, Institution of Engineering, Hong Kong
|-
|-
| Fellow, Institution of Engineers of Ireland ||  ||
| FIEI || Fellow, Institution of Engineering Inspection (later FIQA)
|-
|-
| FIEIE || Fellow, Institution of Electronic Incorporated Engineers (later FIEEIE) ||  
| Fellow, Institution of Engineers of Ireland ||  
|-
|-
| FIEJ || Fédération Internationale des Editeurs de Journaux et Publications ||  
| FIEIE || Fellow, Institution of Electronic Incorporated Engineers (later FIEEIE)
|-
|-
| FIEMA || Fellow, Institute of Environmental Management and Assessment ||  
| FIEJ || Fédération Internationale des Editeurs de Journaux et Publications
|-
|-
| FIEnvSc || Fellow, Institution of Environmental Sciences ||
| FIEMA || Fellow, Institute of Environmental Management and Assessment
|-
|-
| FIERE || Fellow, Institution of Electronic and Radio Engineers (later FIEE) ||
| FIEnvSc || Fellow, Institution of Environmental Sciences
|-
|-
| FIES || Fellow, Illuminating Engineering Society (later FIllumES; now see FCIBSE) ||
| FIERE || Fellow, Institution of Electronic and Radio Engineers (later FIEE)
|-
|-
| Fellow, Institution of Engineers in Scotland (formerly Institution of Engineers and Shipbuilders in Scotland) ||  ||
| FIES || Fellow, Illuminating Engineering Society (later FIllumES; now see FCIBSE)
|-
|-
| FIET || Fédération Internationale des Employés, Techniciens et Cadres ||  
| Fellow, Institution of Engineers in Scotland (formerly Institution of Engineers and Shipbuilders in Scotland) ||  
|-
|-
| Fellow, Institution of Engineering and Technology ||  ||  
| FIET || Fédération Internationale des Employés, Techniciens et Cadres
|-
|-
| FIEx || Fellow, Institute of Export ||  
| Fellow, Institution of Engineering and Technology ||  
|-
|-
| FIExpE || Fellow, Institute of Explosives Engineers ||
| FIEx || Fellow, Institute of Export
|-
|-
| FIFA || Fédération Internationale de Football Association ||  
| FIExpE || Fellow, Institute of Explosives Engineers
|-
|-
| FIFEM || Fellow, International Federation of Emergency Medicine ||  
| FIFA || Fédération Internationale de Football Association
|-
|-
| FIFF || Fellow, Institute of Freight Forwarders (now see FIFP) ||
| FIFEM || Fellow, International Federation of Emergency Medicine
|-
|-
| FIFireE || Fellow, Institution of Fire Engineers ||
| FIFF || Fellow, Institute of Freight Forwarders (now see FIFP)
|-
|-
| FIFM || Fellow, Institute of Fisheries Management ||
| FIFireE || Fellow, Institution of Fire Engineers
|-
|-
| FIFor || Fellow, Institute of Foresters (now see FICFor) ||
| FIFM || Fellow, Institute of Fisheries Management
|-
|-
| FIFP || Fellow, Institute of Freight Professionals ||
| FIFor || Fellow, Institute of Foresters (now see FICFor)
|-
|-
| FIFST || Fellow, Institute of Food Science and Technology ||
| FIFP || Fellow, Institute of Freight Professionals
|-
|-
| FIGasE || Fellow, Institution of Gas Engineers (now see FIGEM) ||
| FIFST || Fellow, Institute of Food Science and Technology
|-
|-
| FIGCM || Fellow, Incorporated Guild of Church Musicians ||
| FIGasE || Fellow, Institution of Gas Engineers (now see FIGEM)
|-
|-
| FIGD || Fellow, Institute of Grocery Distribution ||
| FIGCM || Fellow, Incorporated Guild of Church Musicians
|-
|-
| FIGEM || Fellow, Institution of Gas Engineers and Managers ||
| FIGD || Fellow, Institute of Grocery Distribution
|-
|-
| FIGO || International Federation of Gynaecology and Obstetrics ||
| FIGEM || Fellow, Institution of Gas Engineers and Managers
|-
|-
| FIH || Fellow, Institute of Housing (now see FCIH) ||
| FIGO || International Federation of Gynaecology and Obstetrics
|-
|-
| Fellow, Institute of the Horse ||  ||
| FIH || Fellow, Institute of Housing (now see FCIH)
|-
|-
| Fellow, Institute of Hospitality ||  ||  
| Fellow, Institute of the Horse ||  
|-
|-
| FIHE || Fellow, Institute of Health Education ||  
| Fellow, Institute of Hospitality ||  
|-
|-
| FIHEEM || Fellow, Institute of Healthcare Engineering and Estate Management ||
| FIHE || Fellow, Institute of Health Education
|-
|-
| FIHM || Fellow, Institute of Housing Managers (later FIH; now see FCIH) ||
| FIHEEM || Fellow, Institute of Healthcare Engineering and Estate Management
|-
|-
| Fellow, Institute of Healthcare Management ||  ||
| FIHM || Fellow, Institute of Housing Managers (later FIH; now see FCIH)
|-
|-
| FIHort || Fellow, Institute of Horticulture (now see FCIHort) ||  
| Fellow, Institute of Healthcare Management ||  
|-
|-
| FIHospE || Fellow, Institute of Hospital Engineering ||
| FIHort || Fellow, Institute of Horticulture (now see FCIHort)
|-
|-
| FIHT || Fellow, Institution of Highways & Transportation (now see FCIHT) ||
| FIHospE || Fellow, Institute of Hospital Engineering
|-
|-
| FIHVE || Fellow, Institution of Heating & Ventilating Engineers (later FCIBS and MCIBS) ||
| FIHT || Fellow, Institution of Highways & Transportation (now see FCIHT)
|-
|-
| FIIA || Fellow, Institute of Industrial Administration (later CBIM and FBIM) ||
| FIHVE || Fellow, Institution of Heating & Ventilating Engineers (later FCIBS and MCIBS)
|-
|-
| Fellow, Institute of Internal Auditors ||  ||
| FIIA || Fellow, Institute of Industrial Administration (later CBIM and FBIM)
|-
|-
| FIIB || Fellow, International Institute of Biotechnology ||  
| Fellow, Institute of Internal Auditors ||  
|-
|-
| FIIC || Fellow, International Institute for Conservation of Historic and Artistic Works ||
| FIIB || Fellow, International Institute of Biotechnology
|-
|-
| FIIDA || Fellow, International Interior Design Association ||
| FIIC || Fellow, International Institute for Conservation of Historic and Artistic Works
|-
|-
| FIIE || Fellow, Institution of Incorporated Engineers in Electronic, Electrical and Mechanical Engineering (now see FIET) ||
| FIIDA || Fellow, International Interior Design Association
|-
|-
| FIIM || Fellow, Institution of Industrial Managers ||
| FIIE || Fellow, Institution of Incorporated Engineers in Electronic, Electrical and Mechanical Engineering (now see FIET)
|-
|-
| FIInfSc || Fellow, Institute of Information Scientists (now see FCLIP) ||
| FIIM || Fellow, Institution of Industrial Managers
|-
|-
| FIIP || Fellow, Institute of Incorporated Photographers (now see FBIPP) ||
| FIInfSc || Fellow, Institute of Information Scientists (now see FCLIP)
|-
|-
| FIIT || Fellow, Institute of Indirect Taxation ||
| FIIP || Fellow, Institute of Incorporated Photographers (now see FBIPP)
|-
|-
| FIL || Fellow, Institute of Linguists (now see FCIL) ||
| FIIT || Fellow, Institute of Indirect Taxation
|-
|-
| FILA || Fellow, Institute of Landscape Architects (now see FLI) ||
| FIL || Fellow, Institute of Linguists (now see FCIL)
|-
|-
| FILAM || Fellow, Institute of Leisure and Amenity Management ||
| FILA || Fellow, Institute of Landscape Architects (now see FLI)
|-
|-
| FILDM || Fellow, Institute of Logistics and Distribution Management (later FILog) ||
| FILAM || Fellow, Institute of Leisure and Amenity Management
|-
|-
| FilDr || Doctor of Philosophy ||
| FILDM || Fellow, Institute of Logistics and Distribution Management (later FILog)
|-
|-
| Fil.Hed. || Filosofie Hedersdoktor ||  
| FilDr || Doctor of Philosophy
|-
|-
| FIllumES || Fellow, Illuminating Engineering Society (now see FCIBSE) ||  
| Fil.Hed. || Filosofie Hedersdoktor
|-
|-
| FILog || Fellow, Institute of Logistics (later FILT) ||
| FIllumES || Fellow, Illuminating Engineering Society (now see FCIBSE)
|-
|-
| FILT || Fellow, Institute of Logistics and Transport (now see FCILT) ||
| FILog || Fellow, Institute of Logistics (later FILT)
|-
|-
| FIM || Fellow, Institute of Materials (formerly Institution of Metallurgists, then Institute of Metals) (now see FIMMM) ||
| FILT || Fellow, Institute of Logistics and Transport (now see FCILT)
|-
|-
| FIMA || Fellow, Institute of Mathematics and its Applications ||
| FIM || Fellow, Institute of Materials (formerly Institution of Metallurgists, then Institute of Metals) (now see FIMMM)
|-
|-
| FIMarE || Fellow, Institute of Marine Engineers (now see FIMarEST) ||
| FIMA || Fellow, Institute of Mathematics and its Applications
|-
|-
| FIMarEST || Fellow, Institute of Marine Engineering, Science and Technology ||
| FIMarE || Fellow, Institute of Marine Engineers (now see FIMarEST)
|-
|-
| FIMatM || Fellow, Institute of Materials Management (later FILog) ||
| FIMarEST || Fellow, Institute of Marine Engineering, Science and Technology
|-
|-
| FIMBRA || Financial Intermediaries, Managers and Brokers Regulatory Association ||
| FIMatM || Fellow, Institute of Materials Management (later FILog)
|-
|-
| FIMC || Fellow, Institute of Management Consultants (now see FCMC) ||
| FIMBRA || Financial Intermediaries, Managers and Brokers Regulatory Association
|-
|-
| FIMCB || Fellow, International Management Centre from Buckingham ||
| FIMC || Fellow, Institute of Management Consultants (now see FCMC)
|-
|-
| FIMCRCSE || Fellow in Immediate Medical Care, Royal College of Surgeons of Edinburgh ||
| FIMCB || Fellow, International Management Centre from Buckingham
|-
|-
| FIMechE || Fellow, Institution of Mechanical Engineers ||
| FIMCRCSE || Fellow in Immediate Medical Care, Royal College of Surgeons of Edinburgh
|-
|-
| FIMF || Fellow, Institute of Materials Finishing ||
| FIMechE || Fellow, Institution of Mechanical Engineers
|-
|-
| FIMfgE || Fellow, Institution of Manufacturing Engineers (later FIEE) ||
| FIMF || Fellow, Institute of Materials Finishing
|-
|-
| FIMgt || Fellow, Institute of Management (now see FCMI) ||
| FIMfgE || Fellow, Institution of Manufacturing Engineers (later FIEE)
|-
|-
| FIMH || Fellow, Institute of Materials Handling (later FIMatM) ||
| FIMgt || Fellow, Institute of Management (now see FCMI)
|-
|-
| Fellow, Institute of Military History ||  ||
| FIMH || Fellow, Institute of Materials Handling (later FIMatM)
|-
|-
| FIMI || Fellow, Institute of the Motor Industry ||  
| Fellow, Institute of Military History ||  
|-
|-
| FIMinE || Fellow, Institution of Mining Engineers (later FIMM) ||
| FIMI || Fellow, Institute of the Motor Industry
|-
|-
| FIMIT || Fellow, Institute of Musical Instrument Technology ||
| FIMinE || Fellow, Institution of Mining Engineers (later FIMM)
|-
|-
| FIMLS || Fellow, Institute of Medical Laboratory Sciences (now see FIBMS) ||
| FIMIT || Fellow, Institute of Musical Instrument Technology
|-
|-
| FIMLT || Fellow, Institute of Medical Laboratory Technology (later FIMLS) ||
| FIMLS || Fellow, Institute of Medical Laboratory Sciences (now see FIBMS)
|-
|-
| FIMM || Fellow, Institution of Mining and Metallurgy (now see FIMMM) ||
| FIMLT || Fellow, Institute of Medical Laboratory Technology (later FIMLS)
|-
|-
| FIMMA || Fellow, Institute of Metals and Materials Australasia ||
| FIMM || Fellow, Institution of Mining and Metallurgy (now see FIMMM)
|-
|-
| FIMMM || Fellow, Institute of Materials, Minerals and Mining ||
| FIMMA || Fellow, Institute of Metals and Materials Australasia
|-
|-
| FIMS || Fellow, Institute of Mathematical Statistics ||
| FIMMM || Fellow, Institute of Materials, Minerals and Mining
|-
|-
| FIMT || Fellow, Institute of the Motor Trade (now see FIMI) ||
| FIMS || Fellow, Institute of Mathematical Statistics
|-
|-
| FIMTA || Fellow, Institute of Municipal Treasurers and Accountants (now see IPFA) ||
| FIMT || Fellow, Institute of the Motor Trade (now see FIMI)
|-
|-
| FIMunE || Fellow, Institution of Municipal Engineers (now amalgamated with Institution of Civil Engineers) ||
| FIMTA || Fellow, Institute of Municipal Treasurers and Accountants (now see IPFA)
|-
|-
| FIN || Fellow, Institute of Navigation (now see FRIN) ||
| FIMunE || Fellow, Institution of Municipal Engineers (now amalgamated with Institution of Civil Engineers)
|-
|-
| FINRA || Financial Industry Regulatory Authority ||  
| FIN || Fellow, Institute of Navigation (now see FRIN)
|-
|-
| FInstAM || Fellow, Institute of Administrative Management ||  
| FINRA || Financial Industry Regulatory Authority
|-
|-
| FInstArb(NZ) || Fellow, Institute of Arbitrators of New Zealand ||
| FInstAM || Fellow, Institute of Administrative Management
|-
|-
| FInstBiol || Fellow, Institute of Biology (later FIBiol) ||
| FInstArb(NZ) || Fellow, Institute of Arbitrators of New Zealand
|-
|-
| FInstCES || Fellow, Institution of Civil Engineering Surveyors (now see FCInstCES) ||
| FInstBiol || Fellow, Institute of Biology (later FIBiol)
|-
|-
| FInstD || Fellow, Institute of Directors ||
| FInstCES || Fellow, Institution of Civil Engineering Surveyors (now see FCInstCES)
|-
|-
| FInstE || Fellow, Institute of Energy (now see FEI) ||
| FInstD || Fellow, Institute of Directors
|-
|-
| FInstF || Fellow, Institute of Fuel (later FInstE) ||
| FInstE || Fellow, Institute of Energy (now see FEI)
|-
|-
| Fellow, Institute of Fundraising ||  ||
| FInstF || Fellow, Institute of Fuel (later FInstE)
|-
|-
| FInstFF || Fellow, Institute of Freight Forwarders Ltd (later FIFF) ||  
| Fellow, Institute of Fundraising ||  
|-
|-
| FInstHE || Fellow, Institution of Highways Engineers (later FIHT, now see FCIHT) ||
| FInstFF || Fellow, Institute of Freight Forwarders Ltd (later FIFF)
|-
|-
| FInstKT || Fellow, Institute of Knowledge Transfer ||
| FInstHE || Fellow, Institution of Highways Engineers (later FIHT, now see FCIHT)
|-
|-
| FInstLEx || Fellow, Institute of Legal Executives ||
| FInstKT || Fellow, Institute of Knowledge Transfer
|-
|-
| FInstLM || Fellow, Institute of Leadership and Management ||
| FInstLEx || Fellow, Institute of Legal Executives
|-
|-
| FInstM || Fellow, Institute of Meat ||
| FInstLM || Fellow, Institute of Leadership and Management
|-
|-
| Fellow, Institute of Marketing (now see FCIM) ||  ||
| FInstM || Fellow, Institute of Meat
|-
|-
| FInstMC || Fellow, Institute of Measurement and Control ||  
| Fellow, Institute of Marketing (now see FCIM) ||  
|-
|-
| FInstMSM || Fellow, Institute of Marketing and Sales Management (later FInstM; now see FCIM) ||
| FInstMC || Fellow, Institute of Measurement and Control
|-
|-
| FInstMet || Fellow, Institute of Metals (later part of Metals Society; then FIM) ||
| FInstMSM || Fellow, Institute of Marketing and Sales Management (later FInstM; now see FCIM)
|-
|-
| FInstNDT || Fellow, Institute of Non-Destructive Testing ||
| FInstMet || Fellow, Institute of Metals (later part of Metals Society; then FIM)
|-
|-
| FInstP || Fellow, Institute of Physics ||
| FInstNDT || Fellow, Institute of Non-Destructive Testing
|-
|-
| FInstPet || Fellow, Institute of Petroleum (now see FEI) ||
| FInstP || Fellow, Institute of Physics
|-
|-
| FInstPkg || Fellow, Institute of Packaging ||
| FInstPet || Fellow, Institute of Petroleum (now see FEI)
|-
|-
| FInstPS || Fellow, Institute of Purchasing and Supply (now see FCIPS) ||
| FInstPkg || Fellow, Institute of Packaging
|-
|-
| FInstRE || Fellow, Institution of Royal Engineers ||
| FInstPS || Fellow, Institute of Purchasing and Supply (now see FCIPS)
|-
|-
| FInstSM || Fellow, Institute of Sales Management (now see FInstSMM) ||
| FInstRE || Fellow, Institution of Royal Engineers
|-
|-
| FInstSMM || Fellow, Institute of Sales and Marketing Management ||
| FInstSM || Fellow, Institute of Sales Management (now see FInstSMM)
|-
|-
| FInstTT || Fellow, Institute of Travel & Tourism ||
| FInstSMM || Fellow, Institute of Sales and Marketing Management
|-
|-
| FInstW || Fellow, Institute of Welding (now see FWeldI) ||
| FInstTT || Fellow, Institute of Travel & Tourism
|-
|-
| FINucE || Fellow, Institution of Nuclear Engineers (now see FNucI) ||
| FInstW || Fellow, Institute of Welding (now see FWeldI)
|-
|-
| FIOA || Fellow, Institute of Acoustics ||
| FINucE || Fellow, Institution of Nuclear Engineers (now see FNucI)
|-
|-
| FIOB || Fellow, Institute of Building (now see FCIOB) ||
| FIOA || Fellow, Institute of Acoustics
|-
|-
| FIOH || Fellow, Institute of Occupational Hygiene ||
| FIOB || Fellow, Institute of Building (now see FCIOB)
|-
|-
| FIOM || Fellow, Institute of Office Management (now see FIAM) ||
| FIOH || Fellow, Institute of Occupational Hygiene
|-
|-
| FIOP || Fellow, Institute of Printing (now see FIP3) ||
| FIOM || Fellow, Institute of Office Management (now see FIAM)
|-
|-
| FIOSH || Fellow, Institution of Occupational Safety and Health ||
| FIOP || Fellow, Institute of Printing (now see FIP3)
|-
|-
| FIP || Fellow, Australian Institute of Petroleum ||
| FIOSH || Fellow, Institution of Occupational Safety and Health
|-
|-
| FIPA || Fellow, Institute of Practitioners in Advertising ||
| FIP || Fellow, Australian Institute of Petroleum
|-
|-
| Fellow, Insolvency Practitioners Association ||  ||
| FIPA || Fellow, Institute of Practitioners in Advertising
|-
|-
| FIPAA || Fellow, Institute of Public Administration Australia ||  
| Fellow, Insolvency Practitioners Association ||  
|-
|-
| FIPD || Fellow, Institute of Personnel and Development (now see FCIPD) ||
| FIPAA || Fellow, Institute of Public Administration Australia
|-
|-
| FIPDM || Fellow, Institute of Physical Distribution Management (later FILDM) ||
| FIPD || Fellow, Institute of Personnel and Development (now see FCIPD)
|-
|-
| FIPEM || Fellow, Institute of Physics and Engineering in Medicine ||
| FIPDM || Fellow, Institute of Physical Distribution Management (later FILDM)
|-
|-
| FIPENZ || Fellow, Institution of Professional Engineers, New Zealand ||
| FIPEM || Fellow, Institute of Physics and Engineering in Medicine
|-
|-
| FIPG || Fellow, Institute of Professional Goldsmiths ||
| FIPENZ || Fellow, Institution of Professional Engineers, New Zealand
|-
|-
| FIPharmM || Fellow, Institute of Pharmacy Management ||
| FIPG || Fellow, Institute of Professional Goldsmiths
|-
|-
| FIPHE || Fellow, Institution of Public Health Engineers (later FIWEM) ||
| FIPharmM || Fellow, Institute of Pharmacy Management
|-
|-
| FIPlantE || Fellow, Institution of Plant Engineers ||
| FIPHE || Fellow, Institution of Public Health Engineers (later FIWEM)
|-
|-
| FIPM || Fellow, Institute of Personnel Management (later FIPD) ||
| FIPlantE || Fellow, Institution of Plant Engineers
|-
|-
| FIPPM || Fellow, Institute of Payroll and Pensions Management ||
| FIPM || Fellow, Institute of Personnel Management (later FIPD)
|-
|-
| FIPR || Fellow, Institute of Public Relations (now see FCIPR) ||
| FIPPM || Fellow, Institute of Payroll and Pensions Management
|-
|-
| FIProdE || Fellow, Institution of Production Engineers (later FIMfgE) ||
| FIPR || Fellow, Institute of Public Relations (now see FCIPR)
|-
|-
| FIPSM || Fellow, Institute of Physical Sciences in Medicine (now see FIPEM) ||
| FIProdE || Fellow, Institution of Production Engineers (later FIMfgE)
|-
|-
| FIP3 || Fellow, Institute of Paper, Printing and Publishing ||
| FIPSM || Fellow, Institute of Physical Sciences in Medicine (now see FIPEM)
|-
|-
| FIQ || Fellow, Institute of Quarrying ||
| FIP3 || Fellow, Institute of Paper, Printing and Publishing
|-
|-
| FIQA || Fellow, Institute of Quality Assurance (now see FCQI) ||
| FIQ || Fellow, Institute of Quarrying
|-
|-
| FIRI || Fellow, Institution of the Rubber Industry (later FPRI) ||
| FIQA || Fellow, Institute of Quality Assurance (now see FCQI)
|-
|-
| FIRM || Fellow, Institute of Risk Management ||
| FIRI || Fellow, Institution of the Rubber Industry (later FPRI)
|-
|-
| FIRO || Fellow, Institution of Railway Operators ||
| FIRM || Fellow, Institute of Risk Management
|-
|-
| FIRRV || Fellow, Institute of Revenues Rating and Valuation ||
| FIRO || Fellow, Institution of Railway Operators
|-
|-
| FIRSE || Fellow, Institute of Railway Signalling Engineers ||
| FIRRV || Fellow, Institute of Revenues Rating and Valuation
|-
|-
| FIRTE || Fellow, Institute of Road Transport Engineers ||
| FIRSE || Fellow, Institute of Railway Signalling Engineers
|-
|-
| FIS || Fellow, Institute of Statisticians ||
| FIRTE || Fellow, Institute of Road Transport Engineers
|-
|-
| FISA || Fellow, Incorporated Secretaries’ Association ||
| FIS || Fellow, Institute of Statisticians
|-
|-
| Fédération Internationale des Sociétés d’Aviron ||  ||  
| FISA || Fellow, Incorporated Secretaries’ Association
|-
|-
| FISE || Fellow, Institution of Sales Engineers ||  
| Fédération Internationale des Sociétés d’Aviron ||  
|-
|-
| Fellow, Institution of Sanitary Engineers ||  ||
| FISE || Fellow, Institution of Sales Engineers
|-
|-
| FISITA || Fédération Internationale des Sociétés d’Ingénieurs des Techniques de l’Automobile ||  
| Fellow, Institution of Sanitary Engineers ||  
|-
|-
| FISM || Fellow, Institute of Supervisory Managers (now see FInstLM) ||  
| FISITA || Fédération Internationale des Sociétés d’Ingénieurs des Techniques de l’Automobile
|-
|-
| Fellow, Institute of Sports Medicine ||  ||
| FISM || Fellow, Institute of Supervisory Managers (now see FInstLM)
|-
|-
| FISOB || Fellow, Incorporated Society of Organ Builders ||  
| Fellow, Institute of Sports Medicine ||  
|-
|-
| FISPAL || Fellow, Institute for Sport, Parks and Leisure ||
| FISOB || Fellow, Incorporated Society of Organ Builders
|-
|-
| FISTC || Fellow, Institute of Scientific and Technical Communicators ||
| FISPAL || Fellow, Institute for Sport, Parks and Leisure
|-
|-
| FISTD || Fellow, Imperial Society of Teachers of Dancing ||
| FISTC || Fellow, Institute of Scientific and Technical Communicators
|-
|-
| FIStructE || Fellow, Institution of Structural Engineers ||
| FISTD || Fellow, Imperial Society of Teachers of Dancing
|-
|-
| FITD || Fellow, Institute of Training and Development (later FIPD) ||
| FIStructE || Fellow, Institution of Structural Engineers
|-
|-
| FITE || Fellow, Institution of Electrical and Electronics Technician Engineers ||
| FITD || Fellow, Institute of Training and Development (later FIPD)
|-
|-
| FITSA || Fellow, Institute of Trading Standards Administration ||
| FITE || Fellow, Institution of Electrical and Electronics Technician Engineers
|-
|-
| FIW || Fellow, Welding Institute (now see FWeldI) ||
| FITSA || Fellow, Institute of Trading Standards Administration
|-
|-
| FIWE || Fellow, Institution of Water Engineers (later FIWES) ||
| FIW || Fellow, Welding Institute (now see FWeldI)
|-
|-
| FIWEM || Fellow, Institution of Water and Environmental Management (now see FCIWEM) ||
| FIWE || Fellow, Institution of Water Engineers (later FIWES)
|-
|-
| FIWES || Fellow, Institution of Water Engineers and Scientists (later FIWEM) ||
| FIWEM || Fellow, Institution of Water and Environmental Management (now see FCIWEM)
|-
|-
| FIWM || Fellow, Institution of Works Managers (now see FIIM) ||
| FIWES || Fellow, Institution of Water Engineers and Scientists (later FIWEM)
|-
|-
| Fellow, Institute of Wastes Management (now see FCIWM) ||  ||
| FIWM || Fellow, Institution of Works Managers (now see FIIM)
|-
|-
| FIWO || Fellow, Institute of Water Officers ||  
| Fellow, Institute of Wastes Management (now see FCIWM) ||  
|-
|-
| FIWPC || Fellow, Institute of Water Pollution Control (later FIWEM) ||
| FIWO || Fellow, Institute of Water Officers
|-
|-
| FIWSc || Fellow, Institute of Wood Science ||
| FIWPC || Fellow, Institute of Water Pollution Control (later FIWEM)
|-
|-
| FIWSP || Fellow, Institute of Work Study Practitioners (now see FMS) ||
| FIWSc || Fellow, Institute of Wood Science
|-
|-
| FJI || Fellow, Institute of Journalists (now see FCIJ) ||
| FIWSP || Fellow, Institute of Work Study Practitioners (now see FMS)
|-
|-
| FJIE || Fellow, Junior Institution of Engineers (now see CIMGTechE) ||
| FJI || Fellow, Institute of Journalists (now see FCIJ)
|-
|-
| FKC || Fellow, King’s College London ||
| FJIE || Fellow, Junior Institution of Engineers (now see CIMGTechE)
|-
|-
| FKCHMS || Fellow, King’s College Hospital Medical School ||
| FKC || Fellow, King’s College London
|-
|-
| FL || Florida (postal) ||  
| FKCHMS || Fellow, King’s College Hospital Medical School
|-
|-
| FLA || Fellow, Library Association (now see FCLIP) ||
| FL || Florida (postal)
|-
|-
| Fla || Florida ||  
| FLA || Fellow, Library Association (now see FCLIP)
|-
|-
| FLAS || Fellow, Chartered Land Agents’ Society (now (after amalgamation) see FRICS) ||  
| Fla || Florida
|-
|-
| FLCM || Fellow, London College of Music ||
| FLAS || Fellow, Chartered Land Agents’ Society (now (after amalgamation) see FRICS)
|-
|-
| FLI || Fellow, Landscape Institute ||
| FLCM || Fellow, London College of Music
|-
|-
| FLIA || Fellow, Life Insurance Association ||
| FLI || Fellow, Landscape Institute
|-
|-
| FLLA || Fellow, Association of Lawyers and Legal Advisers ||
| FLIA || Fellow, Life Insurance Association
|-
|-
| FLS || Fellow, Linnean Society ||
| FLLA || Fellow, Association of Lawyers and Legal Advisers
|-
|-
| FLSW || Fellow, Learned Society of Wales ||
| FLS || Fellow, Linnean Society
|-
|-
| Flt || Flight ||  
| FLSW || Fellow, Learned Society of Wales
|-
|-
| FM || Field-Marshal ||  
| Flt || Flight
|-
|-
| FMA || Fellow, Museums Association ||  
| FM || Field-Marshal
|-
|-
| FMAAT || Fellow Member, Association of Accounting Technicians ||
| FMA || Fellow, Museums Association
|-
|-
| FMBA || Fellow, Marine Biological Association ||
| FMAAT || Fellow Member, Association of Accounting Technicians
|-
|-
| FMedSci || Fellow, Academy of Medical Sciences ||
| FMBA || Fellow, Marine Biological Association
|-
|-
| FMES || Fellow, Minerals Engineering Society ||
| FMedSci || Fellow, Academy of Medical Sciences
|-
|-
| FMI || Foundation for Manufacturing and Industry ||  
| FMES || Fellow, Minerals Engineering Society
|-
|-
| FMinSoc || Fellow, Mineralogical Society of Great Britain and Ireland ||
| FMI || Foundation for Manufacturing and Industry
|-
|-
| FMLM || Faculty of Medical Leadership and Management ||
| FMinSoc || Fellow, Mineralogical Society of Great Britain and Ireland
|-
|-
| FMS || Federated Malay States ||  
| FMLM || Faculty of Medical Leadership and Management
|-
|-
| Fellow, Medical Society ||  ||  
| FMS || Federated Malay States
|-
|-
| Fellow, Institute of Management Services ||  ||  
| Fellow, Medical Society ||  
|-
|-
| FMSA || Fellow, Mineralogical Society of America ||  
| Fellow, Institute of Management Services ||  
|-
|-
| FNA || Fellow, Indian National Science Academy ||
| FMSA || Fellow, Mineralogical Society of America
|-
|-
| FNAEA || Fellow, National Association of Estate Agents ||
| FNA || Fellow, Indian National Science Academy
|-
|-
| FNCO || Fleet Naval Constructor Officer ||  
| FNAEA || Fellow, National Association of Estate Agents
|-
|-
| FNECInst || Fellow, North East Coast Institution of Engineers and Shipbuilders ||  
| FNCO || Fleet Naval Constructor Officer
|-
|-
| FNI || Fellow, Nautical Institute ||
| FNECInst || Fellow, North East Coast Institution of Engineers and Shipbuilders
|-
|-
| Fellow, National Institute of Sciences in India (now see FNA) ||  ||
| FNI || Fellow, Nautical Institute
|-
|-
| FNIA || Fellow, Nigerian Institute of Architects ||  
| Fellow, National Institute of Sciences in India (now see FNA) ||  
|-
|-
| FNM || Free National Movement ||  
| FNIA || Fellow, Nigerian Institute of Architects
|-
|-
| FNMCP || Fellow, Nigerian Medical College of Physicians ||  
| FNM || Free National Movement
|-
|-
| FNMSM || Fellow, North and Midlands School of Music ||
| FNMCP || Fellow, Nigerian Medical College of Physicians
|-
|-
| FNucI || Fellow, Nuclear Institute ||
| FNMSM || Fellow, North and Midlands School of Music
|-
|-
| FNZIA || Fellow, New Zealand Institute of Architects ||
| FNucI || Fellow, Nuclear Institute
|-
|-
| FNZIAS || Fellow, New Zealand Institute of Agricultural Science ||
| FNZIA || Fellow, New Zealand Institute of Architects
|-
|-
| FNZIC || Fellow, New Zealand Institute of Chemistry ||
| FNZIAS || Fellow, New Zealand Institute of Agricultural Science
|-
|-
| FNZIE || Fellow, New Zealand Institution of Engineers (now see FIPENZ) ||
| FNZIC || Fellow, New Zealand Institute of Chemistry
|-
|-
| FNZIM || Fellow, New Zealand Institute of Management ||
| FNZIE || Fellow, New Zealand Institution of Engineers (now see FIPENZ)
|-
|-
| FNZPsS || Fellow, New Zealand Psychological Society ||
| FNZIM || Fellow, New Zealand Institute of Management
|-
|-
| FO || Foreign Office (now see FCO) ||  
| FNZPsS || Fellow, New Zealand Psychological Society
|-
|-
| Field Officer ||  ||  
| FO || Foreign Office (now see FCO)
|-
|-
| Flag Officer ||  ||  
| Field Officer ||  
|-
|-
| Flying Officer ||  ||  
| Flag Officer ||  
|-
|-
| FODC || Franciscan Order of the Divine Compassion ||  
| Flying Officer ||  
|-
|-
| FOIC || Flag Officer in charge ||  
| FODC || Franciscan Order of the Divine Compassion
|-
|-
| FOMA || Flag Officer, Maritime Aviation ||
| FOIC || Flag Officer in charge
|-
|-
| FOMI || Faculty of Occupational Medicine of Ireland ||  
| FOMA || Flag Officer, Maritime Aviation
|-
|-
| FONA || Flag Officer, Naval Aviation ||  
| FOMI || Faculty of Occupational Medicine of Ireland
|-
|-
| FONAC || Flag Officer, Naval Air Command ||
| FONA || Flag Officer, Naval Aviation
|-
|-
| For. || Foreign ||  
| FONAC || Flag Officer, Naval Air Command
|-
|-
| FOSA || Fellow, Optical Society of America ||  
| For. || Foreign
|-
|-
| FOST || Flag Officer Sea Training ||  
| FOSA || Fellow, Optical Society of America
|-
|-
| FPA || Family Planning Association ||  
| FOST || Flag Officer Sea Training
|-
|-
| FPC || Family Practitioner Committee (later FHSA) ||
| FPA || Family Planning Association
|-
|-
| Financial Planning Certificate ||  ||  
| FPC || Family Practitioner Committee (later FHSA)
|-
|-
| FPH || Faculty of Public Health ||  
| Financial Planning Certificate ||  
|-
|-
| FPHM || Faculty of Public Health Medicine (see now FPH) ||
| FPH || Faculty of Public Health
|-
|-
| FPhS || Fellow, Philosophical Society of England ||
| FPHM || Faculty of Public Health Medicine (see now FPH)
|-
|-
| FPhysiol || Fellow, Physiological Society of London (now see FTPS) ||
| FPhS || Fellow, Philosophical Society of England
|-
|-
| FPhysS || Fellow, Physical Society ||
| FPhysiol || Fellow, Physiological Society of London (now see FTPS)
|-
|-
| FPI || Fellow, Plastics Institute (later FPRI) ||
| FPhysS || Fellow, Physical Society
|-
|-
| FPIA || Fellow, Plastics Institute of Australia ||
| FPI || Fellow, Plastics Institute (later FPRI)
|-
|-
| Fellow, Planning Institute of Australia ||  ||
| FPIA || Fellow, Plastics Institute of Australia
|-
|-
| FPM || Faculty of Pharmaceutical Medicine ||  
| Fellow, Planning Institute of Australia ||  
|-
|-
| FPMI || Fellow, Pensions Management Institute ||  
| FPM || Faculty of Pharmaceutical Medicine
|-
|-
| FPRI || Fellow, Plastics and Rubber Institute (later FIM) ||
| FPMI || Fellow, Pensions Management Institute
|-
|-
| FPS || Fellow, Pharmaceutical Society (now also FRPharmS) ||
| FPRI || Fellow, Plastics and Rubber Institute (later FIM)
|-
|-
| Fauna Preservation Society (later FFPS) ||  ||
| FPS || Fellow, Pharmaceutical Society (now also FRPharmS)
|-
|-
| FPWI || Fellow, Permanent Way Institution ||  
| Fauna Preservation Society (later FFPS) ||  
|-
|-
| FQNI || Fellow, Queen’s Nursing Institute ||
| FPWI || Fellow, Permanent Way Institution
|-
|-
| FRA || Fellow, Royal Academy ||
| FQNI || Fellow, Queen’s Nursing Institute
|-
|-
| FRAC || Fellow, Royal Agricultural College ||
| FRA || Fellow, Royal Academy
|-
|-
| FRACDS || Fellow, Royal Australian College of Dental Surgeons ||
| FRAC || Fellow, Royal Agricultural College
|-
|-
| FRACGP || Fellow, Royal Australian College of General Practitioners ||
| FRACDS || Fellow, Royal Australian College of Dental Surgeons
|-
|-
| FRACI || Fellow, Royal Australian Chemical Institute ||
| FRACGP || Fellow, Royal Australian College of General Practitioners
|-
|-
| FRACMA || Fellow, Royal Australian College of Medical Administrators ||
| FRACI || Fellow, Royal Australian Chemical Institute
|-
|-
| FRACO || Fellow, Royal Australian College of Ophthalmologists ||
| FRACMA || Fellow, Royal Australian College of Medical Administrators
|-
|-
| FRACOG || Fellow, Royal Australian College of Obstetricians and Gynaecologists (now see FRANZCOG) ||
| FRACO || Fellow, Royal Australian College of Ophthalmologists
|-
|-
| FRACP || Fellow, Royal Australasian College of Physicians ||
| FRACOG || Fellow, Royal Australian College of Obstetricians and Gynaecologists (now see FRANZCOG)
|-
|-
| FRACR || Fellow, Royal Australasian College of Radiologists ||
| FRACP || Fellow, Royal Australasian College of Physicians
|-
|-
| FRACS || Fellow, Royal Australasian College of Surgeons ||
| FRACR || Fellow, Royal Australasian College of Radiologists
|-
|-
| FRAD || Fellow, Royal Academy of Dancing ||
| FRACS || Fellow, Royal Australasian College of Surgeons
|-
|-
| FRAeS || Fellow, Royal Aeronautical Society ||
| FRAD || Fellow, Royal Academy of Dancing
|-
|-
| FRAgS || Fellow, Royal Agricultural Societies (ie of England, Scotland and Wales) ||
| FRAeS || Fellow, Royal Aeronautical Society
|-
|-
| FRAHS || Fellow, Royal Australian Historical Society ||
| FRAgS || Fellow, Royal Agricultural Societies (ie of England, Scotland and Wales)
|-
|-
| FRAI || Fellow, Royal Anthropological Institute of Great Britain & Ireland ||
| FRAHS || Fellow, Royal Australian Historical Society
|-
|-
| FRAIA || Fellow, Royal Australian Institute of Architects ||
| FRAI || Fellow, Royal Anthropological Institute of Great Britain & Ireland
|-
|-
| FRAIB || Fellow, Royal Australian Institute of Building ||
| FRAIA || Fellow, Royal Australian Institute of Architects
|-
|-
| FRAIC || Fellow, Royal Architectural Institute of Canada ||
| FRAIB || Fellow, Royal Australian Institute of Building
|-
|-
| FRAIPA || Fellow, Royal Australian Institute of Public Administration ||
| FRAIC || Fellow, Royal Architectural Institute of Canada
|-
|-
| FRAM || Fellow, Royal Academy of Music ||
| FRAIPA || Fellow, Royal Australian Institute of Public Administration
|-
|-
| FRAME || Fund for the Replacement of Animals in Medical Experiments ||
| FRAM || Fellow, Royal Academy of Music
|-
|-
| FRANZCO || Fellow, Royal Australian and New Zealand College of Ophthalmologists ||
| FRAME || Fund for the Replacement of Animals in Medical Experiments
|-
|-
| FRANZCOG || Fellow, Royal Australian and New Zealand College of Obstetricians and Gynaecologists ||
| FRANZCO || Fellow, Royal Australian and New Zealand College of Ophthalmologists
|-
|-
| FRANZCP || Fellow, Royal Australian and New Zealand College of Psychiatrists ||
| FRANZCOG || Fellow, Royal Australian and New Zealand College of Obstetricians and Gynaecologists
|-
|-
| FRANZCR || Fellow, Royal Australian and New Zealand College of Radiologists ||
| FRANZCP || Fellow, Royal Australian and New Zealand College of Psychiatrists
|-
|-
| FRAPI || Fellow, Royal Australian Planning Institute (now see FPIA) ||
| FRANZCR || Fellow, Royal Australian and New Zealand College of Radiologists
|-
|-
| FRAS || Fellow, Royal Astronomical Society ||
| FRAPI || Fellow, Royal Australian Planning Institute (now see FPIA)
|-
|-
| Fellow, Royal Asiatic Society ||  ||
| FRAS || Fellow, Royal Astronomical Society
|-
|-
| FRASE || Fellow, Royal Agricultural Society of England ||  
| Fellow, Royal Asiatic Society ||  
|-
|-
| FRBC || Fellow, Royal Birmingham Conservatoire ||
| FRASE || Fellow, Royal Agricultural Society of England
|-
|-
| FRBS || Fellow, Royal Society of British Sculptors (now see FRSS) ||
| FRBC || Fellow, Royal Birmingham Conservatoire
|-
|-
| Fellow, Royal Botanic Society ||  ||
| FRBS || Fellow, Royal Society of British Sculptors (now see FRSS)
|-
|-
| FRCA || Fellow, Royal College of Art ||  
| Fellow, Royal Botanic Society ||  
|-
|-
| Fellow, Royal College of Anaesthetists ||  ||
| FRCA || Fellow, Royal College of Art
|-
|-
| FRCCO || Fellow, Royal Canadian College of Organists ||  
| Fellow, Royal College of Anaesthetists ||  
|-
|-
| FRCD(Can.) || Fellow, Royal College of Dentists of Canada ||
| FRCCO || Fellow, Royal Canadian College of Organists
|-
|-
| FRCEM || Fellow, Royal College of Emergency Medicine ||
| FRCD(Can.) || Fellow, Royal College of Dentists of Canada
|-
|-
| FRCGP || Fellow, Royal College of General Practitioners ||
| FRCEM || Fellow, Royal College of Emergency Medicine
|-
|-
| FRCGS || Fellow, Royal Canadian Geographical Society ||
| FRCGP || Fellow, Royal College of General Practitioners
|-
|-
| FRCM || Fellow, Royal College of Music ||
| FRCGS || Fellow, Royal Canadian Geographical Society
|-
|-
| FRCN || Fellow, Royal College of Nursing ||
| FRCM || Fellow, Royal College of Music
|-
|-
| FRCO || Fellow, Royal College of Organists ||
| FRCN || Fellow, Royal College of Nursing
|-
|-
| FRCO(CHM) || Fellow, Royal College of Organists with Diploma in Choir Training ||
| FRCO || Fellow, Royal College of Organists
|-
|-
| FRCOG || Fellow, Royal College of Obstetricians and Gynaecologists ||
| FRCO(CHM) || Fellow, Royal College of Organists with Diploma in Choir Training
|-
|-
| FRCOphth || Fellow, Royal College of Ophthalmologists ||
| FRCOG || Fellow, Royal College of Obstetricians and Gynaecologists
|-
|-
| FRCP || Fellow, Royal College of Physicians, London ||
| FRCOphth || Fellow, Royal College of Ophthalmologists
|-
|-
| FRCPA || Fellow, Royal College of Pathologists of Australasia ||
| FRCP || Fellow, Royal College of Physicians, London
|-
|-
| FRCP&S (Canada) || Fellow, Royal College of Physicians and Surgeons of Canada ||
| FRCPA || Fellow, Royal College of Pathologists of Australasia
|-
|-
| FRCPath || Fellow, Royal College of Pathologists ||
| FRCP&S (Canada) || Fellow, Royal College of Physicians and Surgeons of Canada
|-
|-
| FRCPC || Fellow, Royal College of Physicians of Canada ||
| FRCPath || Fellow, Royal College of Pathologists
|-
|-
| FRCPCH || Fellow, Royal College of Paediatrics and Child Health ||
| FRCPC || Fellow, Royal College of Physicians of Canada
|-
|-
| FRCPE || FRCPEd ||  
| FRCPCH || Fellow, Royal College of Paediatrics and Child Health
|-
|-
| Fellow, Royal College of Physicians, Edinburgh ||  ||  
| FRCPE || FRCPEd
|-
|-
| FRCPGlas || Fellow, Royal College of Physicians and Surgeons of Glasgow ||  
| Fellow, Royal College of Physicians, Edinburgh ||  
|-
|-
| FRCPI || Fellow, Royal College of Physicians of Ireland ||
| FRCPGlas || Fellow, Royal College of Physicians and Surgeons of Glasgow
|-
|-
| FRCPodM || Fellow, Royal College of Podiatry in Podiatric Medicine ||
| FRCPI || Fellow, Royal College of Physicians of Ireland
|-
|-
| FRCPSGlas || Hon. Fellow, Royal College of Physicians and Surgeons of Glasgow ||
| FRCPodM || Fellow, Royal College of Podiatry in Podiatric Medicine
|-
|-
| FRCPsych || Fellow, Royal College of Psychiatrists ||
| FRCPSGlas || Hon. Fellow, Royal College of Physicians and Surgeons of Glasgow
|-
|-
| FRCR || Fellow, Royal College of Radiologists ||
| FRCPsych || Fellow, Royal College of Psychiatrists
|-
|-
| FRCS || Fellow, Royal College of Surgeons of England || Fellow, Royal Conservatoire of Scotland
| FRCR || Fellow, Royal College of Radiologists
|-
|-
| FRCSCan || Fellow, Royal College of Surgeons of Canada ||
| FRCS || Fellow, Royal College of Surgeons of England
|-
|-
| FRCSE || FRCSEd ||  
| FRCSCan || Fellow, Royal College of Surgeons of Canada
|-
|-
| Fellow, Royal College of Surgeons of Edinburgh ||  ||  
| FRCSE || FRCSEd
|-
|-
| FRCSGlas || Fellow, Royal College of Physicians and Surgeons of Glasgow ||  
| Fellow, Royal College of Surgeons of Edinburgh ||  
|-
|-
| FRCSI || Fellow, Royal College of Surgeons in Ireland ||
| FRCSGlas || Fellow, Royal College of Physicians and Surgeons of Glasgow
|-
|-
| FRCSLT || Fellow, Royal College of Speech and Language Therapists ||
| FRCSI || Fellow, Royal College of Surgeons in Ireland
|-
|-
| FRCSoc || Fellow, Royal Commonwealth Society ||
| FRCSLT || Fellow, Royal College of Speech and Language Therapists
|-
|-
| FRCS (OMFS) || Fellow, Royal College of Surgeons of England (Oral and Maxillofacial Surgery) ||
| FRCSoc || Fellow, Royal Commonwealth Society
|-
|-
| FRCST || Fellow, Royal College of Surgeons of Thailand ||
| FRCS (OMFS) || Fellow, Royal College of Surgeons of England (Oral and Maxillofacial Surgery)
|-
|-
| FRCUS || Fellow, Royal College of University Surgeons (Denmark) ||
| FRCST || Fellow, Royal College of Surgeons of Thailand
|-
|-
| FRCVS || Fellow, Royal College of Veterinary Surgeons ||
| FRCUS || Fellow, Royal College of University Surgeons (Denmark)
|-
|-
| FREconS || Fellow, Royal Economic Society ||
| FRCVS || Fellow, Royal College of Veterinary Surgeons
|-
|-
| FREng || Fellow, Royal Academy of Engineering ||
| FREconS || Fellow, Royal Economic Society
|-
|-
| FRES || Fellow, Royal Entomological Society of London ||
| FREng || Fellow, Royal Academy of Engineering
|-
|-
| FRFPSG || Fellow, Royal Faculty of Physicians and Surgeons, Glasgow (now see FRCPGlas) ||
| FRES || Fellow, Royal Entomological Society of London
|-
|-
| FRG || Federal Republic of Germany ||
| FRFPSG || Fellow, Royal Faculty of Physicians and Surgeons, Glasgow (now see FRCPGlas)
|-
|-
| FRGS || Fellow, Royal Geographical Society ||  
| FRG || Federal Republic of Germany
|-
|-
| FRGSA || Fellow, Royal Geographical Society of Australasia ||
| FRGS || Fellow, Royal Geographical Society
|-
|-
| FRHistS || Fellow, Royal Historical Society ||
| FRGSA || Fellow, Royal Geographical Society of Australasia
|-
|-
| FRHS || Fellow, Royal Horticultural Society (now see MRHS) ||
| FRHistS || Fellow, Royal Historical Society
|-
|-
| FRI || Fellow, Royal Institution ||
| FRHS || Fellow, Royal Horticultural Society (now see MRHS)
|-
|-
| FRIAI || Fellow, Royal Institute of the Architects of Ireland ||
| FRI || Fellow, Royal Institution
|-
|-
| FRIAS || Fellow, Royal Incorporation of Architects of Scotland ||
| FRIAI || Fellow, Royal Institute of the Architects of Ireland
|-
|-
| Royal Institute for the Advancement of Science ||  ||
| FRIAS || Fellow, Royal Incorporation of Architects of Scotland
|-
|-
| FRIBA || Fellow, Royal Institute of British Architects (and see RIBA) ||  
| Royal Institute for the Advancement of Science ||  
|-
|-
| FRIC || Fellow, Royal Institute of Chemistry (now see FRSC) ||
| FRIBA || Fellow, Royal Institute of British Architects (and see RIBA)
|-
|-
| FRICS || Fellow, Royal Institution of Chartered Surveyors ||
| FRIC || Fellow, Royal Institute of Chemistry (now see FRSC)
|-
|-
| FRIH || Fellow, Royal Institute of Horticulture (NZ) ||
| FRICS || Fellow, Royal Institution of Chartered Surveyors
|-
|-
| FRIN || Fellow, Royal Institute of Navigation ||
| FRIH || Fellow, Royal Institute of Horticulture (NZ)
|-
|-
| FRINA || Fellow, Royal Institution of Naval Architects ||
| FRIN || Fellow, Royal Institute of Navigation
|-
|-
| FRIPA || Fellow, Royal Institute of Public Administration (the Institute no longer has Fellows) ||
| FRINA || Fellow, Royal Institution of Naval Architects
|-
|-
| FRIPH || Fellow, Royal Institute of Public Health (now see FRSPH) ||
| FRIPA || Fellow, Royal Institute of Public Administration (the Institute no longer has Fellows)
|-
|-
| FRIPHH || Fellow, Royal Institute of Public Health and Hygiene (later FRIPH; now see FRSPH) ||
| FRIPH || Fellow, Royal Institute of Public Health (now see FRSPH)
|-
|-
| FRMCM || Fellow, Royal Manchester College of Music ||
| FRIPHH || Fellow, Royal Institute of Public Health and Hygiene (later FRIPH; now see FRSPH)
|-
|-
| FRMedSoc || Fellow, Royal Medical Society ||
| FRMCM || Fellow, Royal Manchester College of Music
|-
|-
| FRMetS || Fellow, Royal Meteorological Society ||
| FRMedSoc || Fellow, Royal Medical Society
|-
|-
| FRMIA || Fellow, Retail Management Institute of Australia ||
| FRMetS || Fellow, Royal Meteorological Society
|-
|-
| FRMS || Fellow, Royal Microscopical Society ||
| FRMIA || Fellow, Retail Management Institute of Australia
|-
|-
| FRNCM || Fellow, Royal Northern College of Music ||
| FRMS || Fellow, Royal Microscopical Society
|-
|-
| FRNS || Fellow, Royal Numismatic Society ||
| FRNCM || Fellow, Royal Northern College of Music
|-
|-
| FRPharmS || Fellow, Royal Pharmaceutical Society ||
| FRNS || Fellow, Royal Numismatic Society
|-
|-
| FRPS || Fellow, Royal Photographic Society ||
| FRPharmS || Fellow, Royal Pharmaceutical Society
|-
|-
| FRPSL || Fellow, Royal Philatelic Society, London ||
| FRPS || Fellow, Royal Photographic Society
|-
|-
| FRS || Fellow, Royal Society ||
| FRPSL || Fellow, Royal Philatelic Society, London
|-
|-
| FRSA || Fellow, Royal Society of Arts ||
| FRS || Fellow, Royal Society
|-
|-
| FRSAI || Fellow, Royal Society of Antiquaries of Ireland ||
| FRSA || Fellow, Royal Society of Arts
|-
|-
| FRSAMD || Fellow, Royal Scottish Academy of Music and Drama ||
| FRSAI || Fellow, Royal Society of Antiquaries of Ireland
|-
|-
| FRSB || Fellow, Royal Society of Biology ||
| FRSAMD || Fellow, Royal Scottish Academy of Music and Drama
|-
|-
| FRSC || Fellow, Royal Society of Canada ||
| FRSB || Fellow, Royal Society of Biology
|-
|-
| Fellow, Royal Society of Chemistry ||  ||
| FRSC || Fellow, Royal Society of Canada
|-
|-
| FRS(Can) || Fellow, Royal Society of Canada (used when a person is also a Fellow of the Royal Society of Chemistry) ||  
| Fellow, Royal Society of Chemistry ||  
|-
|-
| FRSCM || Hon. Fellow, Royal School of Church Music ||
| FRS(Can) || Fellow, Royal Society of Canada (used when a person is also a Fellow of the Royal Society of Chemistry)
|-
|-
| FRSC(UK) || Fellow, Royal Society of Chemistry (used when a person is also a Fellow of the Royal Society of Canada) ||
| FRSCM || Hon. Fellow, Royal School of Church Music
|-
|-
| FRSE || Fellow, Royal Society of Edinburgh ||
| FRSC(UK) || Fellow, Royal Society of Chemistry (used when a person is also a Fellow of the Royal Society of Canada)
|-
|-
| FRSGS || Fellow, Royal Scottish Geographical Society ||
| FRSE || Fellow, Royal Society of Edinburgh
|-
|-
| FRSH || Fellow, Royal Society for the Promotion of Health (now see FRSPH) ||
| FRSGS || Fellow, Royal Scottish Geographical Society
|-
|-
| FRSL || Fellow, Royal Society of Literature ||
| FRSH || Fellow, Royal Society for the Promotion of Health (now see FRSPH)
|-
|-
| FRSM || Fellow, Royal Schools of Music ||
| FRSL || Fellow, Royal Society of Literature
|-
|-
| FRSN || Fellow, Royal Society of New South Wales ||
| FRSM || Fellow, Royal Schools of Music
|-
|-
| FRSocMed || Fellow, Royal Society of Medicine ||
| FRSN || Fellow, Royal Society of New South Wales
|-
|-
| FRSNZ || Fellow, Royal Society of New Zealand ||
| FRSocMed || Fellow, Royal Society of Medicine
|-
|-
| FRSPH || Fellow, Royal Society for Public Health ||
| FRSNZ || Fellow, Royal Society of New Zealand
|-
|-
| FRSPS || Fellow, Remote Sensing and Photogrammetry Society ||
| FRSPH || Fellow, Royal Society for Public Health
|-
|-
| FRSS || Fellow, Royal Society of Sculptors ||
| FRSPS || Fellow, Remote Sensing and Photogrammetry Society
|-
|-
| FRSSA || Fellow, Royal Scottish Society for the Arts ||
| FRSS || Fellow, Royal Society of Sculptors
|-
|-
| FRSSAf || Fellow, Royal Society of South Africa ||
| FRSSA || Fellow, Royal Scottish Society for the Arts
|-
|-
| FRSTM&H || Fellow, Royal Society of Tropical Medicine and Hygiene ||
| FRSSAf || Fellow, Royal Society of South Africa
|-
|-
| FRSV || Fellow, Royal Society of Victoria ||
| FRSTM&H || Fellow, Royal Society of Tropical Medicine and Hygiene
|-
|-
| FRTPI || Fellow, Royal Town Planning Institute ||
| FRSV || Fellow, Royal Society of Victoria
|-
|-
| FRTS || Fellow, Royal Television Society ||
| FRTPI || Fellow, Royal Town Planning Institute
|-
|-
| FRUSI || Fellow, Royal United Services Institute ||
| FRTS || Fellow, Royal Television Society
|-
|-
| FRVA || Fellow, Rating and Valuation Association (now see IRRV) ||
| FRUSI || Fellow, Royal United Services Institute
|-
|-
| FRVC || Fellow, Royal Veterinary College ||
| FRVA || Fellow, Rating and Valuation Association (now see IRRV)
|-
|-
| FRWCMD || Fellow, Royal Welsh College of Music and Drama ||
| FRVC || Fellow, Royal Veterinary College
|-
|-
| FRZSScot || Fellow, Royal Zoological Society of Scotland ||
| FRWCMD || Fellow, Royal Welsh College of Music and Drama
|-
|-
| FS || Field Security ||  
| FRZSScot || Fellow, Royal Zoological Society of Scotland
|-
|-
| fs || Graduate, Royal Air Force Staff College ||  
| FS || Field Security
|-
|-
| FSA || Fellow, Society of Antiquaries ||
| fs || Graduate, Royal Air Force Staff College
|-
|-
| Financial Services Authority ||  ||  
| FSA || Fellow, Society of Antiquaries
|-
|-
| FSACOG || Fellow, South African College of Obstetricians and Gynaecologists ||  
| Financial Services Authority ||  
|-
|-
| FSAE || Fellow, Society of Automotive Engineers ||
| FSACOG || Fellow, South African College of Obstetricians and Gynaecologists
|-
|-
| Fellow, Society of Art Education ||  ||
| FSAE || Fellow, Society of Automotive Engineers
|-
|-
| FSAI || Fellow, Society of Architectural Illustrators ||  
| Fellow, Society of Art Education ||  
|-
|-
| FSArc || Fellow, Society of Architects (merged with the RIBA 1952) ||
| FSAI || Fellow, Society of Architectural Illustrators
|-
|-
| FSaRS || Fellow, Safety and Reliability Society ||
| FSArc || Fellow, Society of Architects (merged with the RIBA 1952)
|-
|-
| FSAScot || Fellow, Society of Antiquaries of Scotland ||
| FSaRS || Fellow, Safety and Reliability Society
|-
|-
| FSB || Fellow, Society of Biology (now see FRSB) ||
| FSAScot || Fellow, Society of Antiquaries of Scotland
|-
|-
| FSBE || Fellow, Society of Business Economists ||
| FSB || Fellow, Society of Biology (now see FRSB)
|-
|-
| fsc || Foreign Staff College ||  
| FSBE || Fellow, Society of Business Economists
|-
|-
| FSCA || Fellow, Society of Company and Commercial Accountants ||  
| fsc || Foreign Staff College
|-
|-
| FScotvec || Fellow, Scottish Vocational Education Council ||
| FSCA || Fellow, Society of Company and Commercial Accountants
|-
|-
| FSCRE || Fellow, Scottish Council for Research in Education ||
| FScotvec || Fellow, Scottish Vocational Education Council
|-
|-
| FSDC || Fellow, Society of Dyers and Colourists ||
| FSCRE || Fellow, Scottish Council for Research in Education
|-
|-
| FSE || Fellow, Society of Engineers ||
| FSDC || Fellow, Society of Dyers and Colourists
|-
|-
| Fellow, Society for the Environment ||  ||
| FSE || Fellow, Society of Engineers
|-
|-
| FSEDA || Fellow, Staff and Higher Educational Development Association ||  
| Fellow, Society for the Environment ||  
|-
|-
| FSES || Fellow, Society for Educational Studies ||
| FSEDA || Fellow, Staff and Higher Educational Development Association
|-
|-
| FSG || Fellow, Society of Genealogists ||
| FSES || Fellow, Society for Educational Studies
|-
|-
| FSGD || Fellow, Society of Garden Designers ||
| FSG || Fellow, Society of Genealogists
|-
|-
| FSGT || Fellow, Society of Glass Technology ||
| FSGD || Fellow, Society of Garden Designers
|-
|-
| FSI || Fellow, Chartered Surveyors’ Institution (now see FRICS) ||
| FSGT || Fellow, Society of Glass Technology
|-
|-
| Fellow, Securities Institute (later Securities & Investment Institute, now see FCSI) ||  ||
| FSI || Fellow, Chartered Surveyors’ Institution (now see FRICS)
|-
|-
| FSIA || Fellow, Securities Institute of Australia ||  
| Fellow, Securities Institute (later Securities & Investment Institute, now see FCSI) ||  
|-
|-
| Fellow, Society of Industrial Artists (later FSIAD) ||  ||
| FSIA || Fellow, Securities Institute of Australia
|-
|-
| FSIAD || Fellow, Society of Industrial Artists and Designers (now see FCSD) ||  
| Fellow, Society of Industrial Artists (later FSIAD) ||  
|-
|-
| FSIP || Fellow, Society of Investment Professionals ||
| FSIAD || Fellow, Society of Industrial Artists and Designers (now see FCSD)
|-
|-
| FSLCOG || Fellow, Sri Lankan College of Obstetrics and Gynaecology ||
| FSIP || Fellow, Society of Investment Professionals
|-
|-
| FSLCPaed || Fellow, Sri Lanka College of Paediatricians ||
| FSLCOG || Fellow, Sri Lankan College of Obstetrics and Gynaecology
|-
|-
| FSLTC || Fellow, Society of Leather Technologists and Chemists ||
| FSLCPaed || Fellow, Sri Lanka College of Paediatricians
|-
|-
| FSMA || Fellow, Incorporated Sales Managers’ Association (later FInstMSM, then FInstM) ||
| FSLTC || Fellow, Society of Leather Technologists and Chemists
|-
|-
| FSMC || Freeman of the Spectacle-Makers’ Company ||  
| FSMA || Fellow, Incorporated Sales Managers’ Association (later FInstMSM, then FInstM)
|-
|-
| FSME || Fellow, Society of Manufacturing Engineers ||
| FSMC || Freeman of the Spectacle-Makers’ Company
|-
|-
| FSMPTE || Fellow, Society of Motion Picture and Television Engineers (US) ||
| FSME || Fellow, Society of Manufacturing Engineers
|-
|-
| FSMS || Fellow, Strategic Management Society ||
| FSMPTE || Fellow, Society of Motion Picture and Television Engineers (US)
|-
|-
| FSNAD || Fellow, Society of Numismatic Artists and Designers ||
| FSMS || Fellow, Strategic Management Society
|-
|-
| FSNAME || Fellow, American Society of Naval Architects and Marine Engineers ||
| FSNAD || Fellow, Society of Numismatic Artists and Designers
|-
|-
| FSOE || Fellow, Society of Operations Engineers ||
| FSNAME || Fellow, American Society of Naval Architects and Marine Engineers
|-
|-
| FSOGC || Fellow, Society of Obstetricians and Gynaecologists of Canada ||
| FSOE || Fellow, Society of Operations Engineers
|-
|-
| FSPE || Fellow, Society of Professional Economists ||
| FSOGC || Fellow, Society of Obstetricians and Gynaecologists of Canada
|-
|-
| FSPI || Fellow, Society of Practitioners of Insolvency ||
| FSPE || Fellow, Society of Professional Economists
|-
|-
| FSQA || Fellow, Scottish Qualifications Authority ||
| FSPI || Fellow, Society of Practitioners of Insolvency
|-
|-
| FSRH || Faculty of Sexual and Reproduction Healthcare, Royal College of Obstetricians and Gynaecologists ||
| FSQA || Fellow, Scottish Qualifications Authority
|-
|-
| FSRHE || Fellow, Society for Research into Higher Education ||
| FSRH || Faculty of Sexual and Reproduction Healthcare, Royal College of Obstetricians and Gynaecologists
|-
|-
| FSRP || Fellow, Society for Radiological Protection ||
| FSRHE || Fellow, Society for Research into Higher Education
|-
|-
| FSS || Fellow, Royal Statistical Society ||
| FSRP || Fellow, Society for Radiological Protection
|-
|-
| FSSI || Fellow, Society of Scribes and Illuminators ||
| FSS || Fellow, Royal Statistical Society
|-
|-
| FSTD || Fellow, Society of Typographic Designers ||
| FSSI || Fellow, Society of Scribes and Illuminators
|-
|-
| FSVA || Fellow, Incorporated Society of Valuers and Auctioneers (now see RICS) ||
| FSTD || Fellow, Society of Typographic Designers
|-
|-
| FT || Financial Times ||  
| FSVA || Fellow, Incorporated Society of Valuers and Auctioneers (now see RICS)
|-
|-
| FTC || Flying Training Command ||  
| FT || Financial Times
|-
|-
| Full Technological Certificate, City and Guilds of London Institute ||  ||  
| FTC || Flying Training Command
|-
|-
| FTCD || Fellow, Trinity College, Dublin ||  
| Full Technological Certificate, City and Guilds of London Institute ||  
|-
|-
| FTCL || Fellow, Trinity College of Music, London ||
| FTCD || Fellow, Trinity College, Dublin
|-
|-
| FTI || Fellow, Textile Institute ||
| FTCL || Fellow, Trinity College of Music, London
|-
|-
| FTII || Fellow, Chartered Institute (formerly Incorporated Institute, then Institute) of Taxation ||
| FTI || Fellow, Textile Institute
|-
|-
| FTMA || Fellow, Telecommunications Managers Association (now see FCMA) ||
| FTII || Fellow, Chartered Institute (formerly Incorporated Institute, then Institute) of Taxation
|-
|-
| FTPS || Fellow, The Physiological Society ||
| FTMA || Fellow, Telecommunications Managers Association (now see FCMA)
|-
|-
| FTS || Fellow, Australian Academy of Technological Sciences and Engineering (now see FTSE) ||
| FTPS || Fellow, The Physiological Society
|-
|-
| Flying Training School ||  ||  
| FTS || Fellow, Australian Academy of Technological Sciences and Engineering (now see FTSE)
|-
|-
| Fellow, Tourism Society ||  ||  
| Flying Training School ||  
|-
|-
| FTSE || Fellow, Australian Academy of Technological Sciences and Engineering ||  
| Fellow, Tourism Society ||  
|-
|-
| FUCEB || Fellow, University of Central England in Birmingham ||
| FTSE || Fellow, Australian Academy of Technological Sciences and Engineering
|-
|-
| FUCUA || Federation of University Conservative and Unionist Associations (now see FCS) ||
| FUCEB || Fellow, University of Central England in Birmingham
|-
|-
| FUMIST || Fellow, University of Manchester Institute of Science and Technology ||
| FUCUA || Federation of University Conservative and Unionist Associations (now see FCS)
|-
|-
| FVCM || Fellow, Victoria College of Music ||
| FUMIST || Fellow, University of Manchester Institute of Science and Technology
|-
|-
| FVRDE || Fighting Vehicles Research and Development Establishment ||  
| FVCM || Fellow, Victoria College of Music
|-
|-
| FWAAS || Fellow, World Academy of Arts and Sciences ||
| FVRDE || Fighting Vehicles Research and Development Establishment
|-
|-
| FWACP || Fellow, West African College of Physicians ||
| FWAAS || Fellow, World Academy of Arts and Sciences
|-
|-
| FWAG || Farming and Wildlife Advisory Group ||  
| FWACP || Fellow, West African College of Physicians
|-
|-
| FWCB || Fellow, Worshipful Company of Blacksmiths ||  
| FWAG || Farming and Wildlife Advisory Group
|-
|-
| FWCMD || Fellow, Welsh College of Music and Drama (now see FRWCMD) ||
| FWCB || Fellow, Worshipful Company of Blacksmiths
|-
|-
| FWeldI || Fellow, Welding Institute ||
| FWCMD || Fellow, Welsh College of Music and Drama (now see FRWCMD)
|-
|-
| FWES || Fellow, Women’s Engineering Society ||
| FWeldI || Fellow, Welding Institute
|-
|-
| FWSOM || Fellow, Institute of Practitioners in Work Study, Organisation and Method (now see FMS) ||
| FWES || Fellow, Women’s Engineering Society
|-
|-
| FZS || Fellow, Zoological Society ||
| FWSOM || Fellow, Institute of Practitioners in Work Study, Organisation and Method (now see FMS)
|-
|-
| FZSScot || Fellow, Zoological Society of Scotland (now see FRZSScot) ||
| FZS || Fellow, Zoological Society
|-
|-
| G ||  ||  
| FZSScot || Fellow, Zoological Society of Scotland (now see FRZSScot)
|-
|-
| ||  ||  
| G ||  
|-
|-
| GA || Geologists’ Association ||  
| ||  
|-
|-
| Gaelic Athletic (Club) ||  ||  
| GA || Geologists’ Association
|-
|-
| Georgia (postal) ||  ||  
| Gaelic Athletic (Club) ||  
|-
|-
| Ga || Georgia ||  
| Georgia (postal) ||  
|-
|-
| GAA || Gaelic Athletic Association ||  
| Ga || Georgia
|-
|-
| GAI || Guild of Architectural Ironmongers ||  
| GAA || Gaelic Athletic Association
|-
|-
| GAICD || Graduate Member, Australian Institute of Company Directors ||
| GAI || Guild of Architectural Ironmongers
|-
|-
| GAP || Gap Activity Projects ||  
| GAICD || Graduate Member, Australian Institute of Company Directors
|-
|-
| GAPAN || Guild of Air Pilots and Air Navigators ||  
| GAP || Gap Activity Projects
|-
|-
| GATT || General Agreement on Tariffs and Trade (now World Trade Organisation) ||
| GAPAN || Guild of Air Pilots and Air Navigators
|-
|-
| GB || Great Britain ||  
| GATT || General Agreement on Tariffs and Trade (now World Trade Organisation)
|-
|-
| GBA || Governing Bodies Association ||  
| GB || Great Britain
|-
|-
| GBE || Knight or Dame Grand Cross, Order of the British Empire ||  
| GBA || Governing Bodies Association
|-
|-
| GBGSA || Governing Bodies of Girls’ Schools Association (formerly Association of Governing Bodies of Girls’ Public Schools) ||
| GBE || Knight or Dame Grand Cross, Order of the British Empire
|-
|-
| GBM || Grand Bauhinia Medal (Hong Kong) ||
| GBGSA || Governing Bodies of Girls’ Schools Association (formerly Association of Governing Bodies of Girls’ Public Schools)
|-
|-
| GBS || Gold Bauhinia Star (Hong Kong) ||
| GBM || Grand Bauhinia Medal (Hong Kong)
|-
|-
| GC || George Cross ||  
| GBS || Gold Bauhinia Star (Hong Kong)
|-
|-
| GCB || Knight or Dame Grand Cross, Order of the Bath ||
| GC || George Cross
|-
|-
| GCBS || General Council of British Shipping ||
| GCB || Knight or Dame Grand Cross, Order of the Bath
|-
|-
| GCC || General Chiropractic Council ||
| GCBS || General Council of British Shipping
|-
|-
| GCCC || Gonville and Caius College, Cambridge ||  
| GCC || General Chiropractic Council
|-
|-
| GCCF || Grand Commander, Companion Order of Freedom (Zambia) ||
| GCCC || Gonville and Caius College, Cambridge
|-
|-
| GCFR || Grand Commander, Order of the Federal Republic of Nigeria ||
| GCCF || Grand Commander, Companion Order of Freedom (Zambia)
|-
|-
| GCH || Knight Grand Cross, Hanoverian Order ||
| GCFR || Grand Commander, Order of the Federal Republic of Nigeria
|-
|-
| GCHQ || Government Communications Headquarters ||  
| GCH || Knight Grand Cross, Hanoverian Order
|-
|-
| GCIE || Knight Grand Commander, Order of the Indian Empire ||  
| GCHQ || Government Communications Headquarters
|-
|-
| GCL || Grand Chief, Order of Logohu (Papua New Guinea) ||
| GCIE || Knight Grand Commander, Order of the Indian Empire
|-
|-
| GCLJ || Grand Cross, Order of St Lazarus of Jerusalem ||
| GCL || Grand Chief, Order of Logohu (Papua New Guinea)
|-
|-
| GCM || Gold Crown of Merit (Barbados) ||
| GCLJ || Grand Cross, Order of St Lazarus of Jerusalem
|-
|-
| GCMA || Global Certified Management Accountant ||  
| GCM || Gold Crown of Merit (Barbados)
|-
|-
| GCMG || Knight or Dame Grand Cross, Order of St Michael and St George ||  
| GCMA || Global Certified Management Accountant
|-
|-
| GCMJ || Knight or Dame Grand Cross, Supreme Military Order of the Temple of Jerusalem ||
| GCMG || Knight or Dame Grand Cross, Order of St Michael and St George
|-
|-
| GCNG || Knight Grand Cross, Order of the Nation (Grenada) ||
| GCMJ || Knight or Dame Grand Cross, Supreme Military Order of the Temple of Jerusalem
|-
|-
| GCON || Grand Cross, Order of the Niger ||
| GCNG || Knight Grand Cross, Order of the Nation (Grenada)
|-
|-
| GCSE || General Certificate of Secondary Education ||
| GCON || Grand Cross, Order of the Niger
|-
|-
| GCSG || Knight Grand Cross, Order of St Gregory the Great ||
| GCSE || General Certificate of Secondary Education
|-
|-
| GCSI || Knight Grand Commander, Order of the Star of India ||
| GCSG || Knight Grand Cross, Order of St Gregory the Great
|-
|-
| GCSJ || Knight Grand Cross of Justice, Sovereign Order of St John of Jerusalem (Knights Hospitaller) ||
| GCSI || Knight Grand Commander, Order of the Star of India
|-
|-
| GCSK || Grand Commander, Order of the Star and Key of the Indian Ocean (Mauritius) ||
| GCSJ || Knight Grand Cross of Justice, Sovereign Order of St John of Jerusalem (Knights Hospitaller)
|-
|-
| GCSL || Grand Cross, Order of St Lucia ||
| GCSK || Grand Commander, Order of the Star and Key of the Indian Ocean (Mauritius)
|-
|-
| GCStG || Knight Grand Cross, Order of St George ||
| GCSL || Grand Cross, Order of St Lucia
|-
|-
| GCStJ || Bailiff or Dame Grand Cross, Most Venerable Order of the Hospital of St John of Jerusalem ||
| GCStG || Knight Grand Cross, Order of St George
|-
|-
| GCVO || Knight or Dame Grand Cross, Royal Victorian Order ||
| GCStJ || Bailiff or Dame Grand Cross, Most Venerable Order of the Hospital of St John of Jerusalem
|-
|-
| gd || grand-daughter ||  
| GCVO || Knight or Dame Grand Cross, Royal Victorian Order
|-
|-
| GDBA || Guide Dogs for the Blind Association ||  
| gd || grand-daughter
|-
|-
| GDC || General Dental Council ||  
| GDBA || Guide Dogs for the Blind Association
|-
|-
| GDL || Graduate Diploma in Law ||  
| GDC || General Dental Council
|-
|-
| Gdns || Gardens ||  
| GDL || Graduate Diploma in Law
|-
|-
| GDR || German Democratic Republic ||  
| Gdns || Gardens
|-
|-
| GDST || Girls’ Day School Trust ||  
| GDR || German Democratic Republic
|-
|-
| Gen. || General ||  
| GDST || Girls’ Day School Trust
|-
|-
| Ges. || Gesellschaft ||
| Gen. || General
|-
|-
| GFD || Geophysical Fluid Dynamics ||  
| Ges. || Gesellschaft
|-
|-
| GFMD || Global Fellow in Medicines Development ||  
| GFD || Geophysical Fluid Dynamics
|-
|-
| GFS || Girls’ Friendly Society ||  
| GFMD || Global Fellow in Medicines Development
|-
|-
| ggd || great-grand-daughter ||  
| GFS || Girls’ Friendly Society
|-
|-
| ggs || great-grandson ||
| ggd || great-grand-daughter
|-
|-
| GGSM || Graduate in Music, Guildhall School of Music and Drama ||  
| ggs || great-grandson
|-
|-
| GHQ || General Headquarters ||  
| GGSM || Graduate in Music, Guildhall School of Music and Drama
|-
|-
| Gib. || Gibraltar ||  
| GHQ || General Headquarters
|-
|-
| GIMechE || Graduate, Institution of Mechanical Engineers ||  
| Gib. || Gibraltar
|-
|-
| GIS || Geographic Information Systems ||  
| GIMechE || Graduate, Institution of Mechanical Engineers
|-
|-
| GKT || Guy’s, King’s and St Thomas’ (Medical and Dental School of King’s College London) ||  
| GIS || Geographic Information Systems
|-
|-
| GL || Grand Lodge ||  
| GKT || Guy’s, King’s and St Thomas’ (Medical and Dental School of King’s College London)
|-
|-
| GLA || Greater London Authority ||  
| GL || Grand Lodge
|-
|-
| GLAA || Greater London Arts Association (now see GLAB) ||
| GLA || Greater London Authority
|-
|-
| GLC || Greater London Council ||
| GLAA || Greater London Arts Association (now see GLAB)
|-
|-
| Glos || Gloucestershire ||  
| GLC || Greater London Council
|-
|-
| GM || George Medal ||  
| Glos || Gloucestershire
|-
|-
| Grand Medal (Ghana) ||  ||  
| GM || George Medal
|-
|-
| genetically modified ||  ||  
| Grand Medal (Ghana) ||  
|-
|-
| GMB || (Union for) General, Municipal, Boilermakers ||  
| genetically modified ||  
|-
|-
| GMBATU || General, Municipal, Boilermakers and Allied Trades Union (now see GMB) ||
| GMB || (Union for) General, Municipal, Boilermakers
|-
|-
| GmbH || Gesellschaft mit beschränkter Haftung ||  
| GMBATU || General, Municipal, Boilermakers and Allied Trades Union (now see GMB)
|-
|-
| GMBPS || Graduate Member, British Psychological Society ||  
| GmbH || Gesellschaft mit beschränkter Haftung
|-
|-
| GMC || General Medical Council ||  
| GMBPS || Graduate Member, British Psychological Society
|-
|-
| Guild of Memorial Craftsmen ||  ||  
| GMC || General Medical Council
|-
|-
| General Management Course (Henley) ||  ||  
| Guild of Memorial Craftsmen ||  
|-
|-
| GMH || Gibraltar Medallion of Honour ||  
| General Management Course (Henley) ||  
|-
|-
| GMWU || General and Municipal Workers’ Union (later GMBATU; now see GMB) ||  
| GMH || Gibraltar Medallion of Honour
|-
|-
| GNC || General Nursing Council ||
| GMWU || General and Municipal Workers’ Union (later GMBATU; now see GMB)
|-
|-
| GNVQ || General National Vocational Qualification ||
| GNC || General Nursing Council
|-
|-
| GNZM || Knight or Dame Grand Companion, New Zealand Order of Merit ||  
| GNVQ || General National Vocational Qualification
|-
|-
| GOC || General Officer Commanding ||  
| GNZM || Knight or Dame Grand Companion, New Zealand Order of Merit
|-
|-
| GOC-in-C || General Officer Commanding-in-Chief ||
| GOC || General Officer Commanding
|-
|-
| GOE || General Ordination Examination ||
| GOC-in-C || General Officer Commanding-in-Chief
|-
|-
| GOMLJ || Grand Officer of Merit, Order of St Lazarus of Jerusalem ||  
| GOE || General Ordination Examination
|-
|-
| GOQ || Grand Officer, National Order of Quebec ||
| GOMLJ || Grand Officer of Merit, Order of St Lazarus of Jerusalem
|-
|-
| GOSK || Grand Officer, Order of the Star and Key of the Indian Ocean (Mauritius) ||
| GOQ || Grand Officer, National Order of Quebec
|-
|-
| Gov. || Governor ||  
| GOSK || Grand Officer, Order of the Star and Key of the Indian Ocean (Mauritius)
|-
|-
| Govt || Government ||  
| Gov. || Governor
|-
|-
| GP || General Practitioner ||  
| Govt || Government
|-
|-
| Grand Prix ||  ||  
| GP || General Practitioner
|-
|-
| Gp || Group ||  
| Grand Prix ||  
|-
|-
| GPDST || Girls’ Public Day School Trust (now see GDST) ||  
| Gp || Group
|-
|-
| GPMU || Graphical, Paper and Media Union ||  
| GPDST || Girls’ Public Day School Trust (now see GDST)
|-
|-
| GPO || General Post Office ||  
| GPMU || Graphical, Paper and Media Union
|-
|-
| GR || General Reconaissance ||
| GPO || General Post Office
|-
|-
| Gr. || Greek ||  
| GR || General Reconaissance
|-
|-
| GRNCM || Graduate of the Royal Northern College of Music ||  
| Gr. || Greek
|-
|-
| GRSM || Graduate of the Royal Schools of Music ||
| GRNCM || Graduate of the Royal Northern College of Music
|-
|-
| GS || General Staff ||  
| GRSM || Graduate of the Royal Schools of Music
|-
|-
| Grammar School ||  ||  
| GS || General Staff
|-
|-
| g s || grandson ||  
| Grammar School ||  
|-
|-
| GSA || Girls’ Schools Association ||  
| g s || grandson
|-
|-
| GSD || Gibraltar Social Democrats ||  
| GSA || Girls’ Schools Association
|-
|-
| GSM || General Service Medal ||  
| GSD || Gibraltar Social Democrats
|-
|-
| (Member of) Guildhall School of Music and Drama ||  ||  
| GSM || General Service Medal
|-
|-
| GSMD || Guildhall School of Music and Drama ||  
| (Member of) Guildhall School of Music and Drama ||  
|-
|-
| GSO || General Staff Officer ||  
| GSMD || Guildhall School of Music and Drama
|-
|-
| GTCL || Graduate, Trinity College of Music ||  
| GSO || General Staff Officer
|-
|-
| GTS || General Theological Seminary (New York) ||  
| GTCL || Graduate, Trinity College of Music
|-
|-
| GWR || Great Western Railway ||  
| GTS || General Theological Seminary (New York)
|-
|-
| H ||  ||  
| GWR || Great Western Railway
|-
|-
| ||  ||  
| H ||  
|-
|-
| HA || Historical Association ||  
| ||  
|-
|-
| Health Authority ||  ||  
| HA || Historical Association
|-
|-
| HAA || Heavy Anti-Aircraft ||  
| Health Authority ||  
|-
|-
| HAC || Honourable Artillery Company ||  
| HAA || Heavy Anti-Aircraft
|-
|-
| HACAS || Housing Association Consultancy and Advisory Service ||  
| HAC || Honourable Artillery Company
|-
|-
| Hants || Hampshire ||  
| HACAS || Housing Association Consultancy and Advisory Service
|-
|-
| HAT || Housing Action Trust ||  
| Hants || Hampshire
|-
|-
| HBM || His (or Her) Britannic Majesty (Majesty’s) ||  
| HAT || Housing Action Trust
|-
|-
| Humming Bird Gold Medal (Trinidad) ||  ||
| HBM || His (or Her) Britannic Majesty (Majesty’s)
|-
|-
| hc || honoris causa (honorary) ||  
| Humming Bird Gold Medal (Trinidad) ||  
|-
|-
| HCA || Hospital Corporation of America ||  
| hc || honoris causa (honorary)
|-
|-
| HCF || Honorary Chaplain to the Forces ||  
| HCA || Hospital Corporation of America
|-
|-
| HCIMA || Hotel, Catering and International (formerly Institutional) Management Association ||  
| HCF || Honorary Chaplain to the Forces
|-
|-
| HCO || Higher Clerical Officer ||  
| HCIMA || Hotel, Catering and International (formerly Institutional) Management Association
|-
|-
| HCPC || Health and Care Professions Council ||  
| HCO || Higher Clerical Officer
|-
|-
| HCSC || Higher Command and Staff Course ||
| HCPC || Health and Care Professions Council
|-
|-
| HDA || Hawkesbury Diploma in Agriculture (Australia) ||  
| HCSC || Higher Command and Staff Course
|-
|-
| Health Development Agency ||  ||  
| HDA || Hawkesbury Diploma in Agriculture (Australia)
|-
|-
| HDD || Higher Dental Diploma ||  
| Health Development Agency ||  
|-
|-
| HDE || Higher Diploma in Education ||
| HDD || Higher Dental Diploma
|-
|-
| HDFA || Higher Diploma in Fine Art ||
| HDE || Higher Diploma in Education
|-
|-
| HDipEd || Higher Diploma in Education ||
| HDFA || Higher Diploma in Fine Art
|-
|-
| HDR || Habilitation à diriger des recherches ||  
| HDipEd || Higher Diploma in Education
|-
|-
| HE || His (or Her) Excellency ||  
| HDR || Habilitation à diriger des recherches
|-
|-
| His Eminence ||  ||  
| HE || His (or Her) Excellency
|-
|-
| Higher Education ||  ||  
| His Eminence ||  
|-
|-
| HEA || Health Education Authority (later HDA) ||  
| Higher Education ||  
|-
|-
| HEC || Ecole des Hautes Etudes Commerciales ||  
| HEA || Health Education Authority (later HDA)
|-
|-
| Higher Education Corporation ||  ||  
| HEC || Ecole des Hautes Etudes Commerciales
|-
|-
| HEFCE || Higher Education Funding Council for England ||  
| Higher Education Corporation ||  
|-
|-
| HEFCW || Higher Education Funding Council for Wales ||
| HEFCE || Higher Education Funding Council for England
|-
|-
| HEH || His (or Her) Exalted Highness ||  
| HEFCW || Higher Education Funding Council for Wales
|-
|-
| Heir-pres. || Heir-presumptive ||  
| HEH || His (or Her) Exalted Highness
|-
|-
| HEO || Higher Executive Officer ||  
| Heir-pres. || Heir-presumptive
|-
|-
| HEQC || Higher Education Quality Council (now see QAA) ||
| HEO || Higher Executive Officer
|-
|-
| HERDA-SW || Higher Education Regional Development Association - South West ||
| HEQC || Higher Education Quality Council (now see QAA)
|-
|-
| HERO || Higher Education Research Opportunities ||
| HERDA-SW || Higher Education Regional Development Association - South West
|-
|-
| Herts || Hertfordshire ||  
| HERO || Higher Education Research Opportunities
|-
|-
| HFEA || Human Fertilisation and Embryology Authority ||  
| Herts || Hertfordshire
|-
|-
| HGTAC || Home Grown Timber Advisory Committee ||  
| HFEA || Human Fertilisation and Embryology Authority
|-
|-
| HH || His (or Her) Highness ||  
| HGTAC || Home Grown Timber Advisory Committee
|-
|-
| His Holiness ||  ||  
| HH || His (or Her) Highness
|-
|-
| Member, Hesketh Hubbard Art Society ||  ||  
| His Holiness ||  
|-
|-
| HHA || Historic Houses Association ||  
| Member, Hesketh Hubbard Art Society ||  
|-
|-
| HHD || Doctor of Humanities (US) ||  
| HHA || Historic Houses Association
|-
|-
| HI || Hawaii (postal) ||
| HHD || Doctor of Humanities (US)
|-
|-
| HIH || His (or Her) Imperial Highness ||
| HI || Hawaii (postal)
|-
|-
| HIllH || His (or Her) Illustrious Highness ||
| HIH || His (or Her) Imperial Highness
|-
|-
| HIM || His (or Her) Imperial Majesty ||
| HIllH || His (or Her) Illustrious Highness
|-
|-
| HIV || Human Immunodeficiency Virus ||  
| HIM || His (or Her) Imperial Majesty
|-
|-
| HJ || Hilal-e-Jurat (Pakistan) ||  
| HIV || Human Immunodeficiency Virus
|-
|-
| HKIA || Hong Kong Institute of Architects ||  
| HJ || Hilal-e-Jurat (Pakistan)
|-
|-
| HKSAR || Hong Kong Special Administrative Region ||
| HKIA || Hong Kong Institute of Architects
|-
|-
| HLD || Doctor of Humane Letters ||  
| HKSAR || Hong Kong Special Administrative Region
|-
|-
| HLF || Heritage Lottery Fund ||  
| HLD || Doctor of Humane Letters
|-
|-
| HLI || Highland Light Infantry ||  
| HLF || Heritage Lottery Fund
|-
|-
| HM || His (or Her) Majesty, or Majesty’s ||  
| HLI || Highland Light Infantry
|-
|-
| HMA || Head Masters’ Association ||  
| HM || His (or Her) Majesty, or Majesty’s
|-
|-
| HMAS || His (or Her) Majesty’s Australian Ship ||  
| HMA || Head Masters’ Association
|-
|-
| HMC || Headmasters’ and Headmistresses’ (formerly Headmasters’) Conference ||
| HMAS || His (or Her) Majesty’s Australian Ship
|-
|-
| Hospital Management Committee ||  ||  
| HMC || Headmasters’ and Headmistresses’ (formerly Headmasters’) Conference
|-
|-
| HMCIC || His (or Her) Majesty’s Chief Inspector of Constabulary ||  
| Hospital Management Committee ||  
|-
|-
| HMCS || His (or Her) Majesty’s Canadian Ship ||
| HMCIC || His (or Her) Majesty’s Chief Inspector of Constabulary
|-
|-
| HMHS || His (or Her) Majesty’s Hospital Ship ||
| HMCS || His (or Her) Majesty’s Canadian Ship
|-
|-
| HMI || His (or Her) Majesty’s Inspector ||
| HMHS || His (or Her) Majesty’s Hospital Ship
|-
|-
| HMMTB || His (or Her) Majesty’s Motor Torpedo Boat ||
| HMI || His (or Her) Majesty’s Inspector
|-
|-
| HMNZS || His (or Her) Majesty’s New Zealand Ship ||
| HMMTB || His (or Her) Majesty’s Motor Torpedo Boat
|-
|-
| HMOCS || His (or Her) Majesty’s Overseas Civil Service ||
| HMNZS || His (or Her) Majesty’s New Zealand Ship
|-
|-
| HMP || His (or Her) Majesty’s Prison ||
| HMOCS || His (or Her) Majesty’s Overseas Civil Service
|-
|-
| HMPPS || His (or Her) Majesty’s Prison and Probation Service ||
| HMP || His (or Her) Majesty’s Prison
|-
|-
| HMRC || His (or Her) Majesty’s Revenue and Customs ||
| HMPPS || His (or Her) Majesty’s Prison and Probation Service
|-
|-
| HMS || His (or Her) Majesty’s Ship ||
| HMRC || His (or Her) Majesty’s Revenue and Customs
|-
|-
| HMSO || His (or Her) Majesty’s Stationery Office ||
| HMS || His (or Her) Majesty’s Ship
|-
|-
| HNC || Higher National Certificate ||  
| HMSO || His (or Her) Majesty’s Stationery Office
|-
|-
| HND || Higher National Diploma ||
| HNC || Higher National Certificate
|-
|-
| H of C || House of Commons ||  
| HND || Higher National Diploma
|-
|-
| H of L || House of Lords ||
| H of C || House of Commons
|-
|-
| Hon. || Honourable ||  
| H of L || House of Lords
|-
|-
| Honorary ||  ||  
| Hon. || Honourable
|-
|-
| HPA || Health Protection Agency ||  
| Honorary ||  
|-
|-
| HPk || Hilal-e-Pakistan ||  
| HPA || Health Protection Agency
|-
|-
| HPV || Human Papilloma Virus ||  
| HPk || Hilal-e-Pakistan
|-
|-
| HQ || Headquarters ||  
| HPV || Human Papilloma Virus
|-
|-
| HQA || Hilali-Quaid-i-Azam (Pakistan) ||  
| HQ || Headquarters
|-
|-
| HR || Human Resources ||  
| HQA || Hilali-Quaid-i-Azam (Pakistan)
|-
|-
| HRA || Horseracing Regulatory Authority ||  
| HR || Human Resources
|-
|-
| HRGI || Honorary Member, The Royal Glasgow Institute of the Fine Arts ||  
| HRA || Horseracing Regulatory Authority
|-
|-
| HRH || His (or Her) Royal Highness ||
| HRGI || Honorary Member, The Royal Glasgow Institute of the Fine Arts
|-
|-
| HRHA || Honorary Member, Royal Hibernian Academy ||
| HRH || His (or Her) Royal Highness
|-
|-
| HRI || Honorary Member, Royal Institute of Painters in Water Colours ||
| HRHA || Honorary Member, Royal Hibernian Academy
|-
|-
| HROI || Honorary Member, Royal Institute of Oil Painters ||
| HRI || Honorary Member, Royal Institute of Painters in Water Colours
|-
|-
| HRSA || Honorary Member, Royal Scottish Academy ||
| HROI || Honorary Member, Royal Institute of Oil Painters
|-
|-
| HRSW || Honorary Member, Royal Scottish Water Colour Society ||
| HRSA || Honorary Member, Royal Scottish Academy
|-
|-
| HRUA || Hon. Member, Royal Ulster Academy ||
| HRSW || Honorary Member, Royal Scottish Water Colour Society
|-
|-
| HSC || Health and Safety Commission ||  
| HRUA || Hon. Member, Royal Ulster Academy
|-
|-
| Higher School Certificate ||  ||  
| HSC || Health and Safety Commission
|-
|-
| HSE || Health and Safety Executive ||  
| Higher School Certificate ||  
|-
|-
| HSH || His (or Her) Serene Highness ||  
| HSE || Health and Safety Executive
|-
|-
| HSO || Higher Scientific Officer ||  
| HSH || His (or Her) Serene Highness
|-
|-
| HSS || Health and Social Services ||  
| HSO || Higher Scientific Officer
|-
|-
| Hum. || Humanity ||  
| HSS || Health and Social Services
|-
|-
| Humanities (Classics) ||  ||  
| Hum. || Humanity
|-
|-
| Hunts || Huntingdonshire ||  
| Humanities (Classics) ||  
|-
|-
| HVCert || Health Visitor’s Certificate ||  
| Hunts || Huntingdonshire
|-
|-
| HWA || Historical Writers’ Association ||  
| HVCert || Health Visitor’s Certificate
|-
|-
| I ||  ||  
| HWA || Historical Writers’ Association
|-
|-
| ||  ||  
| I ||  
|-
|-
| I || Island ||  
| ||  
|-
|-
| Ireland ||  ||  
| I || Island
|-
|-
| IA || Indian Army ||  
| Ireland ||  
|-
|-
| Iowa (postal) ||  ||  
| IA || Indian Army
|-
|-
| IAA || International Academy of Architecture ||  
| Iowa (postal) ||  
|-
|-
| IAAF || International Association of Athletics Federations (formerly International Amateur Athletic Federation) ||
| IAA || International Academy of Architecture
|-
|-
| IABSE || International Association of Bridge and Structural Engineers ||
| IAAF || International Association of Athletics Federations (formerly International Amateur Athletic Federation)
|-
|-
| IAC || Indian Armoured Corps ||  
| IABSE || International Association of Bridge and Structural Engineers
|-
|-
| Institute of Amateur Cinematographers ||  ||  
| IAC || Indian Armoured Corps
|-
|-
| IACP || International Association of Chiefs of Police ||  
| Institute of Amateur Cinematographers ||  
|-
|-
| IACR || Institute of Arable Crops Research ||
| IACP || International Association of Chiefs of Police
|-
|-
| IADB || Inter American Development Bank ||  
| IACR || Institute of Arable Crops Research
|-
|-
| IADR || International Association for Dental Research ||  
| IADB || Inter American Development Bank
|-
|-
| IAEA || International Atomic Energy Agency ||
| IADR || International Association for Dental Research
|-
|-
| IAF || Indian Air Force ||  
| IAEA || International Atomic Energy Agency
|-
|-
| Indian Auxiliary Force ||  ||
| IAF || Indian Air Force
|-
|-
| IAHS || International Association of Hydrological Sciences ||  
| Indian Auxiliary Force ||  
|-
|-
| IALD || Member, International Association of Lighting Designers ||
| IAHS || International Association of Hydrological Sciences
|-
|-
| IAM || Institute of Advanced Motorists ||
| IALD || Member, International Association of Lighting Designers
|-
|-
| Institute of Aviation Medicine ||  ||
| IAM || Institute of Advanced Motorists
|-
|-
| IAMAS || International Association of Meteorology and Atmospheric Sciences ||  
| Institute of Aviation Medicine ||  
|-
|-
| IAMC || Indian Army Medical Corps ||  
| IAMAS || International Association of Meteorology and Atmospheric Sciences
|-
|-
| IAO || Incorporated Association of Organists ||  
| IAMC || Indian Army Medical Corps
|-
|-
| IAOC || Indian Army Ordnance Corps ||  
| IAO || Incorporated Association of Organists
|-
|-
| IAPS || Independent Association of Prep Schools (formerly Incorporated Association of Preparatory Schools) ||  
| IAOC || Indian Army Ordnance Corps
|-
|-
| IAPSO || International Association for the Physical Sciences of the Oceans ||
| IAPS || Independent Association of Prep Schools (formerly Incorporated Association of Preparatory Schools)
|-
|-
| IARO || Indian Army Reserve of Officers ||
| IAPSO || International Association for the Physical Sciences of the Oceans
|-
|-
| IAS || Indian Administrative Service ||
| IARO || Indian Army Reserve of Officers
|-
|-
| Institute for Advanced Studies ||  ||  
| IAS || Indian Administrative Service
|-
|-
| International Academy of Science ||  ||  
| Institute for Advanced Studies ||  
|-
|-
| IASC || International Arctic Science Committee ||  
| International Academy of Science ||  
|-
|-
| IASE || Institute of Advanced Studies in Education ||  
| IASC || International Arctic Science Committee
|-
|-
| IASPEI || International Association of Seismology and Physics of the Earth’s Interior ||
| IASE || Institute of Advanced Studies in Education
|-
|-
| IATA || International Air Transport Association ||
| IASPEI || International Association of Seismology and Physics of the Earth’s Interior
|-
|-
| IATUL || International Association of Technological University Libraries ||
| IATA || International Air Transport Association
|-
|-
| IAU || International Astronomical Union ||
| IATUL || International Association of Technological University Libraries
|-
|-
| IAVCEI || International Assembly of Volcanology and Chemistry of the Earth’s Interior ||
| IAU || International Astronomical Union
|-
|-
| IAWPRC || International Association on Water Pollution Research and Control ||
| IAVCEI || International Assembly of Volcanology and Chemistry of the Earth’s Interior
|-
|-
| ib. || ibid. ||  
| IAWPRC || International Association on Water Pollution Research and Control
|-
|-
| ibidem (in the same place) ||  ||  
| ib. || ibid.
|-
|-
| IB || International Baccalaureate ||  
| ibidem (in the same place) ||  
|-
|-
| IBA || Independent Broadcasting Authority ||  
| IB || International Baccalaureate
|-
|-
| International Bar Association ||  ||  
| IBA || Independent Broadcasting Authority
|-
|-
| IBBY || International Board for Books for Young People ||  
| International Bar Association ||  
|-
|-
| IBCA || International Braille Chess Association ||
| IBBY || International Board for Books for Young People
|-
|-
| IBG || Institute of British Geographers (now part of RGS) ||  
| IBCA || International Braille Chess Association
|-
|-
| IBRD || International Bank for Reconstruction and Development (World Bank) ||
| IBG || Institute of British Geographers (now part of RGS)
|-
|-
| IBRO || International Bank Research Organisation ||
| IBRD || International Bank for Reconstruction and Development (World Bank)
|-
|-
| International Brain Research Organisation ||  ||
| IBRO || International Bank Research Organisation
|-
|-
| IBTE || Institution of British Telecommunications Engineers ||  
| International Brain Research Organisation ||  
|-
|-
| IBVM || Institute of the Blessed Virgin Mary ||
| IBTE || Institution of British Telecommunications Engineers
|-
|-
| i/c || in charge ||  
| IBVM || Institute of the Blessed Virgin Mary
|-
|-
| in command ||  ||  
| i/c || in charge
|-
|-
| ICA || Institute of Contemporary Arts ||  
| in command ||  
|-
|-
| Institute of Chartered Accountants in England and Wales (now see ICAEW) ||  ||
| ICA || Institute of Contemporary Arts
|-
|-
| ICAC || Independent Commission Against Corruption, Hong Kong ||  
| Institute of Chartered Accountants in England and Wales (now see ICAEW) ||  
|-
|-
| ICAEW || Institute of Chartered Accountants in England and Wales ||  
| ICAC || Independent Commission Against Corruption, Hong Kong
|-
|-
| ICAI || Institute of Chartered Accountants in Ireland ||
| ICAEW || Institute of Chartered Accountants in England and Wales
|-
|-
| ICAO || International Civil Aviation Organization ||  
| ICAI || Institute of Chartered Accountants in Ireland
|-
|-
| ICAS || Institute of Chartered Accountants of Scotland ||  
| ICAO || International Civil Aviation Organization
|-
|-
| ICBP || International Council for Bird Preservation ||  
| ICAS || Institute of Chartered Accountants of Scotland
|-
|-
| ICC || International Chamber of Commerce ||
| ICBP || International Council for Bird Preservation
|-
|-
| International Cricket Council (formerly International Cricket Conference) ||  ||  
| ICC || International Chamber of Commerce
|-
|-
| ICCA || International Council for Commercial Arbitration ||  
| International Cricket Council (formerly International Cricket Conference) ||  
|-
|-
| ICCROM || International Centre for Conservation at Rome ||
| ICCA || International Council for Commercial Arbitration
|-
|-
| ICD || Iuris Canonici Doctor (Doctor of Canon Law) ||  
| ICCROM || International Centre for Conservation at Rome
|-
|-
| Independence Commemorative Decoration (Rhodesia) ||  ||
| ICD || Iuris Canonici Doctor (Doctor of Canon Law)
|-
|-
| ICD.D || Institute of Corporate Directors Director (Canada) ||  
| Independence Commemorative Decoration (Rhodesia) ||  
|-
|-
| ICE || Institution of Civil Engineers ||
| ICD.D || Institute of Corporate Directors Director (Canada)
|-
|-
| ICED || International Council for Educational Development ||  
| ICE || Institution of Civil Engineers
|-
|-
| ICEF || International Federation of Chemical, Energy and General Workers’ Unions ||
| ICED || International Council for Educational Development
|-
|-
| ICES || International Council for the Exploration of the Sea ||
| ICEF || International Federation of Chemical, Energy and General Workers’ Unions
|-
|-
| ICF || International Federation of Chemical and General Workers’ Unions (now see ICEF) ||
| ICES || International Council for the Exploration of the Sea
|-
|-
| ICFC || Industrial and Commercial Finance Corporation (later part of Investors in Industry) ||
| ICF || International Federation of Chemical and General Workers’ Unions (now see ICEF)
|-
|-
| ICFR || International Centre for Financial Regulation ||  
| ICFC || Industrial and Commercial Finance Corporation (later part of Investors in Industry)
|-
|-
| ICFTU || International Confederation of Free Trade Unions ||
| ICFR || International Centre for Financial Regulation
|-
|-
| ICH || International Conference on Harmonisation ||
| ICFTU || International Confederation of Free Trade Unions
|-
|-
| ICHCA || International Cargo Handling Co-ordination Association ||
| ICH || International Conference on Harmonisation
|-
|-
| IChemE || Institution of Chemical Engineers ||  
| ICHCA || International Cargo Handling Co-ordination Association
|-
|-
| ICI || Imperial Chemical Industries ||
| IChemE || Institution of Chemical Engineers
|-
|-
| ICJ || International Commission of Jurists ||  
| ICI || Imperial Chemical Industries
|-
|-
| ICL || International Computers Ltd ||
| ICJ || International Commission of Jurists
|-
|-
| ICM || International Confederation of Midwives ||
| ICL || International Computers Ltd
|-
|-
| ICMA || Institute of Cost and Management Accountants (now see CIMA) ||
| ICM || International Confederation of Midwives
|-
|-
| ICNL || International Center for Not for Profit Law ||  
| ICMA || Institute of Cost and Management Accountants (now see CIMA)
|-
|-
| ICOM || International Council of Museums ||
| ICNL || International Center for Not for Profit Law
|-
|-
| ICOMOS || International Council on Monuments and Sites ||
| ICOM || International Council of Museums
|-
|-
| ICorrST || Institution of Corrosion Science and Technology (now see ICorr) ||
| ICOMOS || International Council on Monuments and Sites
|-
|-
| ICPO || International Criminal Police Organization (Interpol) ||
| ICorrST || Institution of Corrosion Science and Technology (now see ICorr)
|-
|-
| ICRC || International Committee of the Red Cross ||
| ICPO || International Criminal Police Organization (Interpol)
|-
|-
| ICREA || Institució Catalana de Recerca i Estudis Avançats ||  
| ICRC || International Committee of the Red Cross
|-
|-
| ICRF || Imperial Cancer Research Fund (now see CRUK) ||  
| ICREA || Institució Catalana de Recerca i Estudis Avançats
|-
|-
| ICS || Indian Civil Service ||  
| ICRF || Imperial Cancer Research Fund (now see CRUK)
|-
|-
| ICSA || Institute of Chartered Secretaries and Administrators ||  
| ICS || Indian Civil Service
|-
|-
| ICSD || International Council for Scientific Development ||  
| ICSA || Institute of Chartered Secretaries and Administrators
|-
|-
| ICSID || International Council of Societies of Industrial Design ||
| ICSD || International Council for Scientific Development
|-
|-
| International Centre for Settlement of Investment Disputes ||  ||
| ICSID || International Council of Societies of Industrial Design
|-
|-
| ICSM || Imperial College School of Medicine ||  
| International Centre for Settlement of Investment Disputes ||  
|-
|-
| ICSTIS || Independent Committee for Supervision of Telephone Information Services ||
| ICSM || Imperial College School of Medicine
|-
|-
| ICSTM || Imperial College of Science, Technology and Medicine, London ||
| ICSTIS || Independent Committee for Supervision of Telephone Information Services
|-
|-
| ICSU || International Council for Science (formerly International Council of Scientific Unions) ||
| ICSTM || Imperial College of Science, Technology and Medicine, London
|-
|-
| ICT || International Computers and Tabulators Ltd (later ICL) ||
| ICSU || International Council for Science (formerly International Council of Scientific Unions)
|-
|-
| Information and Communications Technology ||  ||  
| ICT || International Computers and Tabulators Ltd (later ICL)
|-
|-
| ID || Independence Decoration (Rhodesia) ||  
| Information and Communications Technology ||  
|-
|-
| Idaho (postal) ||  ||
| ID || Independence Decoration (Rhodesia)
|-
|-
| IDA || International Development Association ||  
| Idaho (postal) ||  
|-
|-
| IDB || Internal Drainage Board ||  
| IDA || International Development Association
|-
|-
| Industrial Development Board ||  ||  
| IDB || Internal Drainage Board
|-
|-
| IDC || Imperial Defence College (now see RCDS) ||  
| Industrial Development Board ||  
|-
|-
| Inter-Diocesan Certificate ||  ||  
| IDC || Imperial Defence College (now see RCDS)
|-
|-
| idc || completed a course at, or served for a year on the Staff of, the Imperial Defence College (now see rcds) ||  
| Inter-Diocesan Certificate ||  
|-
|-
| IDDA || Interior Decorators and Designers Association (now see BIDA) ||
| idc || completed a course at, or served for a year on the Staff of, the Imperial Defence College (now see rcds)
|-
|-
| IDeA || Improvement and Development Agency for Local Government ||
| IDDA || Interior Decorators and Designers Association (now see BIDA)
|-
|-
| IDRC || International Development Research Centre ||
| IDeA || Improvement and Development Agency for Local Government
|-
|-
| IDS || Institute of Development Studies ||
| IDRC || International Development Research Centre
|-
|-
| Industry Department for Scotland ||  ||  
| IDS || Institute of Development Studies
|-
|-
| IEA || Institute of Economic Affairs ||  
| Industry Department for Scotland ||  
|-
|-
| IEC || International Electrotechnical Commission ||  
| IEA || Institute of Economic Affairs
|-
|-
| IED || Institution of Engineering Designers ||  
| IEC || International Electrotechnical Commission
|-
|-
| improvised explosive device ||  ||  
| IED || Institution of Engineering Designers
|-
|-
| IEE || Institution of Electrical Engineers (now see IET) ||  
| improvised explosive device ||  
|-
|-
| IEEE || Institute of Electrical and Electronics Engineers (NY) ||
| IEE || Institution of Electrical Engineers (now see IET)
|-
|-
| IEEIE || Institution of Electrical and Electronics Incorporated Engineers (later IIE) ||
| IEEE || Institute of Electrical and Electronics Engineers (NY)
|-
|-
| IEETE || Institution of Electrical and Electronics Technician Engineers (later IIE) ||
| IEEIE || Institution of Electrical and Electronics Incorporated Engineers (later IIE)
|-
|-
| IEI || Institution of Engineers of Ireland ||
| IEETE || Institution of Electrical and Electronics Technician Engineers (later IIE)
|-
|-
| IEIE || Institution of Electronics and Electrical Incorporated Engineers (later IIE) ||
| IEI || Institution of Engineers of Ireland
|-
|-
| IEMA || Institute of Environmental Management Assessment ||
| IEIE || Institution of Electronics and Electrical Incorporated Engineers (later IIE)
|-
|-
| IEME || Inspectorate of Electrical and Mechanical Engineering ||
| IEMA || Institute of Environmental Management Assessment
|-
|-
| IEng || Incorporated Engineer ||  
| IEME || Inspectorate of Electrical and Mechanical Engineering
|-
|-
| IERE || Institution of Electronic and Radio Engineers ||  
| IEng || Incorporated Engineer
|-
|-
| IES || Indian Educational Service ||  
| IERE || Institution of Electronic and Radio Engineers
|-
|-
| Institution of Engineers in Scotland (formerly Institution of Engineers and Shipbuilders in Scotland) ||  ||  
| IES || Indian Educational Service
|-
|-
| International Electron Paramagnetic Resonance Society ||  ||  
| Institution of Engineers in Scotland (formerly Institution of Engineers and Shipbuilders in Scotland) ||  
|-
|-
| IET || Institution of Engineering and Technology ||  
| International Electron Paramagnetic Resonance Society ||  
|-
|-
| IExpE || Institute of Explosives Engineers ||
| IET || Institution of Engineering and Technology
|-
|-
| IFAC || International Federation of Automatic Control ||
| IExpE || Institute of Explosives Engineers
|-
|-
| International Federation of Accountants ||  ||
| IFAC || International Federation of Automatic Control
|-
|-
| IFAD || International Fund for Agricultural Development (UNO) ||  
| International Federation of Accountants ||  
|-
|-
| IFAW || International Fund for Animal Welfare ||
| IFAD || International Fund for Agricultural Development (UNO)
|-
|-
| IFBWW || International Federation of Building Woodworkers ||
| IFAW || International Fund for Animal Welfare
|-
|-
| IFC || International Finance Corporation ||
| IFBWW || International Federation of Building Woodworkers
|-
|-
| IFIAS || International Federation of Institutes of Advanced Study ||
| IFC || International Finance Corporation
|-
|-
| IFIP || International Federation for Information Processing ||
| IFIAS || International Federation of Institutes of Advanced Study
|-
|-
| IFLA || International Federation of Library Associations ||
| IFIP || International Federation for Information Processing
|-
|-
| Institute of Family Law Arbitrators ||  ||  
| IFLA || International Federation of Library Associations
|-
|-
| IFMGA || (Member of) International Federation of Mountain Guides Associations ||  
| Institute of Family Law Arbitrators ||  
|-
|-
| IFOR || Implementation Force ||  
| IFMGA || (Member of) International Federation of Mountain Guides Associations
|-
|-
| IFORS || International Federation of Operational Research Societies ||  
| IFOR || Implementation Force
|-
|-
| IFPI || International Federation of the Phonographic Industry ||
| IFORS || International Federation of Operational Research Societies
|-
|-
| IFS || Irish Free State ||  
| IFPI || International Federation of the Phonographic Industry
|-
|-
| Indian Forest Service ||  ||  
| IFS || Irish Free State
|-
|-
| Institute for Fiscal Studies ||  ||  
| Indian Forest Service ||  
|-
|-
| IG || Instructor in Gunnery ||  
| Institute for Fiscal Studies ||  
|-
|-
| IGasE || Institution of Gas Engineers ||  
| IG || Instructor in Gunnery
|-
|-
| IGCSE || International General Certificate of Secondary Education ||
| IGasE || Institution of Gas Engineers
|-
|-
| IGPP || Institute of Geophysics and Planetary Physics ||
| IGCSE || International General Certificate of Secondary Education
|-
|-
| IGS || Independent Grammar School ||  
| IGPP || Institute of Geophysics and Planetary Physics
|-
|-
| IGU || International Geographical Union ||  
| IGS || Independent Grammar School
|-
|-
| International Gas Union ||  ||
| IGU || International Geographical Union
|-
|-
| IHA || Institute of Health Service Administrators (later IHSM) ||  
| International Gas Union ||  
|-
|-
| IHBC || (Member of) Institute of Historic Building Conservation ||
| IHA || Institute of Health Service Administrators (later IHSM)
|-
|-
| IHM || Institute of Healthcare Management ||
| IHBC || (Member of) Institute of Historic Building Conservation
|-
|-
| IHSM || Institute of Health Services Management (now see IHM) ||
| IHM || Institute of Healthcare Management
|-
|-
| IHVE || Institution of Heating and Ventilating Engineers (later CIBS) ||
| IHSM || Institute of Health Services Management (now see IHM)
|-
|-
| IIE || Institution of Incorporated Engineers (now see IET) ||
| IHVE || Institution of Heating and Ventilating Engineers (later CIBS)
|-
|-
| IIEB || Institut International d’Etudes Bancaires ||  
| IIE || Institution of Incorporated Engineers (now see IET)
|-
|-
| IIExE || Institution of Incorporated Executive Engineers ||  
| IIEB || Institut International d’Etudes Bancaires
|-
|-
| IIM || Institution of Industrial Managers ||
| IIExE || Institution of Incorporated Executive Engineers
|-
|-
| IIRSM || International Institute of Risk and Safety Management ||
| IIM || Institution of Industrial Managers
|-
|-
| IIS || International Institute of Sociology ||
| IIRSM || International Institute of Risk and Safety Management
|-
|-
| IISI || International Iron and Steel Institute ||
| IIS || International Institute of Sociology
|-
|-
| IISS || International Institute of Strategic Studies ||
| IISI || International Iron and Steel Institute
|-
|-
| IIT || Indian Institute of Technology ||
| IISS || International Institute of Strategic Studies
|-
|-
| IL || Illinois (postal) ||  
| IIT || Indian Institute of Technology
|-
|-
| ILA || International Law Association ||  
| IL || Illinois (postal)
|-
|-
| ILAC || International Laboratory Accreditation Co-operation ||
| ILA || International Law Association
|-
|-
| ILEA || Inner London Education Authority ||  
| ILAC || International Laboratory Accreditation Co-operation
|-
|-
| Ill || Illinois ||  
| ILEA || Inner London Education Authority
|-
|-
| ILM || Institute of Leadership and Management ||  
| Ill || Illinois
|-
|-
| ILO || International Labour Office ||  
| ILM || Institute of Leadership and Management
|-
|-
| International Labour Organisation ||  ||
| ILO || International Labour Office
|-
|-
| ILP || Independent Labour Party ||  
| International Labour Organisation ||  
|-
|-
| ILR || Independent Local Radio ||
| ILP || Independent Labour Party
|-
|-
| International Labour Review ||  ||  
| ILR || Independent Local Radio
|-
|-
| ILTM || Member, Institute for Learning and Teaching in Higher Education (now see FHEA) ||  
| International Labour Review ||  
|-
|-
| IM || Individual Merit ||  
| ILTM || Member, Institute for Learning and Teaching in Higher Education (now see FHEA)
|-
|-
| IMA || International Music Association ||  
| IM || Individual Merit
|-
|-
| Institute of Mathematics and its Applications ||  ||  
| IMA || International Music Association
|-
|-
| IMC || Instrument Meteorological Conditions ||  
| Institute of Mathematics and its Applications ||  
|-
|-
| IMCB || International Management Centre from Buckingham ||  
| IMC || Instrument Meteorological Conditions
|-
|-
| IMCO || Inter-Governmental Maritime Consultative Organization (now see IMO) ||  
| IMCB || International Management Centre from Buckingham
|-
|-
| IME || Institute of Medical Ethics ||  
| IMCO || Inter-Governmental Maritime Consultative Organization (now see IMO)
|-
|-
| IMechE || Institution of Mechanical Engineers ||
| IME || Institute of Medical Ethics
|-
|-
| IMechIE || Institution of Mechanical Incorporated Engineers (later IIE) ||
| IMechE || Institution of Mechanical Engineers
|-
|-
| IMEDE || Institut pour l’Etude des Méthodes de Direction de l’Entreprise ||  
| IMechIE || Institution of Mechanical Incorporated Engineers (later IIE)
|-
|-
| IMF || International Monetary Fund ||  
| IMEDE || Institut pour l’Etude des Méthodes de Direction de l’Entreprise
|-
|-
| IMGTechE || Institution of Mechanical and General Technician Engineers ||  
| IMF || International Monetary Fund
|-
|-
| IMinE || Institution of Mining Engineers ||
| IMGTechE || Institution of Mechanical and General Technician Engineers
|-
|-
| IMM || Institution of Mining and Metallurgy (now see IMMM) ||
| IMinE || Institution of Mining Engineers
|-
|-
| IMMM || Institute of Materials, Minerals and Mining ||
| IMM || Institution of Mining and Metallurgy (now see IMMM)
|-
|-
| IMO || International Maritime Organization ||  
| IMMM || Institute of Materials, Minerals and Mining
|-
|-
| Imp. || Imperial ||  
| IMO || International Maritime Organization
|-
|-
| IMRO || Investment Management Regulatory Organisation ||  
| Imp. || Imperial
|-
|-
| IMS || Indian Medical Service ||  
| IMRO || Investment Management Regulatory Organisation
|-
|-
| Institute of Management Services ||  ||  
| IMS || Indian Medical Service
|-
|-
| International Military Staff ||  ||  
| Institute of Management Services ||  
|-
|-
| IMTA || Institute of Municipal Treasurers and Accountants (now see CIPFA) ||  
| International Military Staff ||  
|-
|-
| IMU || International Mathematical Union ||  
| IMTA || Institute of Municipal Treasurers and Accountants (now see CIPFA)
|-
|-
| IMunE || Institution of Municipal Engineers (now amalgamated with Institution of Civil Engineers) ||  
| IMU || International Mathematical Union
|-
|-
| IN || Indian Navy ||  
| IMunE || Institution of Municipal Engineers (now amalgamated with Institution of Civil Engineers)
|-
|-
| Indiana (postal) ||  ||  
| IN || Indian Navy
|-
|-
| INASFMH || International Sports Association for People with Mental Handicap ||  
| Indiana (postal) ||  
|-
|-
| Inc. || Incorporated ||  
| INASFMH || International Sports Association for People with Mental Handicap
|-
|-
| INCA || International Newspaper Colour Association ||  
| Inc. || Incorporated
|-
|-
| Incog. || Incognito ||  
| INCA || International Newspaper Colour Association
|-
|-
| Ind. || Independent ||
| Incog. || Incognito
|-
|-
| Inf. || Infantry ||
| Ind. || Independent
|-
|-
| INFORM || Information Network Focus on New Religious Movements ||  
| Inf. || Infantry
|-
|-
| INFORMS || Institute for Operations Research and the Management Sciences ||  
| INFORM || Information Network Focus on New Religious Movements
|-
|-
| INSA || Indian National Science Academy ||  
| INFORMS || Institute for Operations Research and the Management Sciences
|-
|-
| INSEAD || Insead ||  
| INSA || Indian National Science Academy
|-
|-
| Institut Européen d’Administration des Affaires ||  ||  
| INSEAD || Insead
|-
|-
| Insp. || Inspector ||  
| Institut Européen d’Administration des Affaires ||  
|-
|-
| Inst. || Institute ||
| Insp. || Inspector
|-
|-
| Instn || Institution ||  
| Inst. || Institute
|-
|-
| InstSMM || Institute of Sales and Marketing Management ||  
| Instn || Institution
|-
|-
| INTELSAT || International Telecommunications Satellite Organisation ||  
| InstSMM || Institute of Sales and Marketing Management
|-
|-
| IOC || International Olympic Committee ||
| INTELSAT || International Telecommunications Satellite Organisation
|-
|-
| Intergovernmental Oceanographic Commission ||  ||  
| IOC || International Olympic Committee
|-
|-
| IOCD || International Organisation for Chemical Science in Development ||  
| Intergovernmental Oceanographic Commission ||  
|-
|-
| IoD || Institute of Directors ||  
| IOCD || International Organisation for Chemical Science in Development
|-
|-
| I of M || Isle of Man ||
| IoD || Institute of Directors
|-
|-
| IOM || Isle of Man ||
| I of M || Isle of Man
|-
|-
| Indian Order of Merit ||  ||  
| IOM || Isle of Man
|-
|-
| IOP || Institute of Painters in Oil Colours ||  
| Indian Order of Merit ||  
|-
|-
| IOSCO || International Organisation of Securities Commissions ||
| IOP || Institute of Painters in Oil Colours
|-
|-
| IOSH || Institution of Occupational Safety and Health ||
| IOSCO || International Organisation of Securities Commissions
|-
|-
| IOTA || (Fellow of) Institute of Transport Administration ||
| IOSH || Institution of Occupational Safety and Health
|-
|-
| IoW || Isle of Wight ||
| IOTA || (Fellow of) Institute of Transport Administration
|-
|-
| IP || Intellectual Property ||  
| IoW || Isle of Wight
|-
|-
| IPA || International Publishers’ Association ||  
| IP || Intellectual Property
|-
|-
| IPC || International Property Corporation ||
| IPA || International Publishers’ Association
|-
|-
| International Paralympic Committee ||  ||  
| IPC || International Property Corporation
|-
|-
| IPCC || Intergovernmental Panel on Climate Change ||  
| International Paralympic Committee ||  
|-
|-
| IPCIS || International Institute for Practitioners in Credit Insurance and Surety ||  
| IPCC || Intergovernmental Panel on Climate Change
|-
|-
| IPE || International Petroleum Exchange ||
| IPCIS || International Institute for Practitioners in Credit Insurance and Surety
|-
|-
| IPFA || Member or Associate, Chartered Institute of Public Finance and Accountancy (now see CPFA) ||  
| IPE || International Petroleum Exchange
|-
|-
| IPHE || Institution of Public Health Engineers (later IWEM) ||
| IPFA || Member or Associate, Chartered Institute of Public Finance and Accountancy (now see CPFA)
|-
|-
| IPI || International Press Institute ||  
| IPHE || Institution of Public Health Engineers (later IWEM)
|-
|-
| Institute of Patentees and Inventors ||  ||  
| IPI || International Press Institute
|-
|-
| IPM || Institute of Personnel Management (later CIPD) ||  
| Institute of Patentees and Inventors ||  
|-
|-
| IPPA || Independent Programme Producers’ Association ||  
| IPM || Institute of Personnel Management (later CIPD)
|-
|-
| IPPF || International Planned Parenthood Federation ||  
| IPPA || Independent Programme Producers’ Association
|-
|-
| IPPR || Institute for Public Policy Research ||  
| IPPF || International Planned Parenthood Federation
|-
|-
| IPPS || Institute of Physics and The Physical Society ||
| IPPR || Institute for Public Policy Research
|-
|-
| IPR || Institute of Public Relations (now see CIPR) ||
| IPPS || Institute of Physics and The Physical Society
|-
|-
| IPRA || International Public Relations Association ||
| IPR || Institute of Public Relations (now see CIPR)
|-
|-
| IProdE || Institution of Production Engineers (later Institution of Manufacturing Engineering) ||  
| IPRA || International Public Relations Association
|-
|-
| IPS || Indian Police Service ||  
| IProdE || Institution of Production Engineers (later Institution of Manufacturing Engineering)
|-
|-
| Indian Political Service ||  ||
| IPS || Indian Police Service
|-
|-
| Institute of Procurement (formerly Purchasing) and Supply ||  ||  
| Indian Political Service ||  
|-
|-
| IPSM || Institute of Public Sector Managers ||  
| Institute of Procurement (formerly Purchasing) and Supply ||  
|-
|-
| IPSO || Independent Press Standards Organisation ||  
| IPSM || Institute of Public Sector Managers
|-
|-
| IPU || Inter-Parliamentary Union ||  
| IPSO || Independent Press Standards Organisation
|-
|-
| IRA || Irish Republican Army ||  
| IPU || Inter-Parliamentary Union
|-
|-
| IRAD || Institute for Research on Animal Diseases ||  
| IRA || Irish Republican Army
|-
|-
| IRC || Industrial Reorganization Corporation ||  
| IRAD || Institute for Research on Animal Diseases
|-
|-
| Interdisciplinary Research Centre ||  ||  
| IRC || Industrial Reorganization Corporation
|-
|-
| IRCAM || Institute for Research and Co-ordination in Acoustics and Music ||  
| Interdisciplinary Research Centre ||  
|-
|-
| IRCert || Industrial Relations Certificate ||  
| IRCAM || Institute for Research and Co-ordination in Acoustics and Music
|-
|-
| IRI || Institution of the Rubber Industry (now see PRI) ||  
| IRCert || Industrial Relations Certificate
|-
|-
| IRPA || International Radiation Protection Association ||  
| IRI || Institution of the Rubber Industry (now see PRI)
|-
|-
| IRRV || (Member of) Institute of Revenues, Rating and Valuation ||  
| IRPA || International Radiation Protection Association
|-
|-
| IRTE || Institute of Road Transport Engineers ||
| IRRV || (Member of) Institute of Revenues, Rating and Valuation
|-
|-
| IS || International Society of Sculptors, Painters and Gravers ||
| IRTE || Institute of Road Transport Engineers
|-
|-
| Information Systems ||  ||  
| IS || International Society of Sculptors, Painters and Gravers
|-
|-
| Is || Island(s) ||  
| Information Systems ||  
|-
|-
| ISAA || International Spill Response Accreditation Association ||  
| Is || Island(s)
|-
|-
| ISAF || International Sailing Federation ||
| ISAA || International Spill Response Accreditation Association
|-
|-
| International Security Assistance Force ||  ||  
| ISAF || International Sailing Federation
|-
|-
| ISAKOS || International Society for Arthroscopy and Knee Surgery ||  
| International Security Assistance Force ||  
|-
|-
| ISBA || Incorporated Society of British Advertisers ||
| ISAKOS || International Society for Arthroscopy and Knee Surgery
|-
|-
| ISC || Imperial Service College, Haileybury ||  
| ISBA || Incorporated Society of British Advertisers
|-
|-
| Indian Staff Corps ||  ||  
| ISC || Imperial Service College, Haileybury
|-
|-
| Independent Schools Council ||  ||  
| Indian Staff Corps ||  
|-
|-
| ISCis || Independent Schools Council Information Service ||  
| Independent Schools Council ||  
|-
|-
| ISCM || International Society for Contemporary Music ||  
| ISCis || Independent Schools Council Information Service
|-
|-
| ISCO || Independent Schools Careers Organisation ||  
| ISCM || International Society for Contemporary Music
|-
|-
| ISI || International Statistical Institute ||  
| ISCO || Independent Schools Careers Organisation
|-
|-
| Independent Schools Inspectorate ||  ||  
| ISI || International Statistical Institute
|-
|-
| ISIL || Islamic State in Iraq and the Levant ||  
| Independent Schools Inspectorate ||  
|-
|-
| ISIS || Independent Schools Information Service (see now ISCis) ||  
| ISIL || Islamic State in Iraq and the Levant
|-
|-
| ISJC || Independent Schools Joint Council (now see ISC) ||
| ISIS || Independent Schools Information Service (see now ISCis)
|-
|-
| ISM || Incorporated Society of Musicians ||  
| ISJC || Independent Schools Joint Council (now see ISC)
|-
|-
| ISMAR || International Society of Magnetic Resonance ||
| ISM || Incorporated Society of Musicians
|-
|-
| ISME || International Society for Musical Education ||
| ISMAR || International Society of Magnetic Resonance
|-
|-
| ISMP || International Senior Management Program ||
| ISME || International Society for Musical Education
|-
|-
| ISO || Imperial Service Order ||  
| ISMP || International Senior Management Program
|-
|-
| International Organization for Standardization ||  ||  
| ISO || Imperial Service Order
|-
|-
| ISPRS || International Society for Photogrammetry and Remote Sensing ||  
| International Organization for Standardization ||  
|-
|-
| ISSA || International Social Security Association ||
| ISPRS || International Society for Photogrammetry and Remote Sensing
|-
|-
| ISTAR || Intelligence, Surveillance, Target Acquisition and Reconnaissance ||  
| ISSA || International Social Security Association
|-
|-
| ISTC || Iron and Steel Trades Confederation ||
| ISTAR || Intelligence, Surveillance, Target Acquisition and Reconnaissance
|-
|-
| Institute of Scientific and Technical Communicators ||  ||  
| ISTC || Iron and Steel Trades Confederation
|-
|-
| ISTD || Imperial Society of Teachers of Dancing ||  
| Institute of Scientific and Technical Communicators ||  
|-
|-
| Institute for the Study and Treatment of Delinquency ||  ||  
| ISTD || Imperial Society of Teachers of Dancing
|-
|-
| IStructE || Institution of Structural Engineers ||  
| Institute for the Study and Treatment of Delinquency ||  
|-
|-
| ISVA || Incorporated Society of Valuers and Auctioneers ||
| IStructE || Institution of Structural Engineers
|-
|-
| IT || Information Technology ||  
| ISVA || Incorporated Society of Valuers and Auctioneers
|-
|-
| Indian Territory (US) ||  ||  
| IT || Information Technology
|-
|-
| It. || Ital. ||  
| Indian Territory (US) ||  
|-
|-
| Italian ||  ||  
| It. || Ital.
|-
|-
| ITA || Independent Television Authority (later IBA) ||  
| Italian ||  
|-
|-
| ITAB || Information Technology Advisory Board ||  
| ITA || Independent Television Authority (later IBA)
|-
|-
| ITB || Industry Training Board ||
| ITAB || Information Technology Advisory Board
|-
|-
| ITC || International Trade Centre ||  
| ITB || Industry Training Board
|-
|-
| Independent Television Commission ||  ||  
| ITC || International Trade Centre
|-
|-
| ITCA || Independent Television Association (formerly Independent Television Companies Association Ltd) ||  
| Independent Television Commission ||  
|-
|-
| ITDG || Intermediate Technology Development Group ||  
| ITCA || Independent Television Association (formerly Independent Television Companies Association Ltd)
|-
|-
| ITF || International Transport Workers’ Federation ||  
| ITDG || Intermediate Technology Development Group
|-
|-
| International Tennis Federation ||  ||
| ITF || International Transport Workers’ Federation
|-
|-
| ITN || Independent Television News ||  
| International Tennis Federation ||  
|-
|-
| ITSA || Information Technology Services Agency ||  
| ITN || Independent Television News
|-
|-
| ITU || International Telecommunication Union ||  
| ITSA || Information Technology Services Agency
|-
|-
| ITUC || International Trade Union Confederation ||
| ITU || International Telecommunication Union
|-
|-
| ITV || Independent Television ||  
| ITUC || International Trade Union Confederation
|-
|-
| ITVA || International Television Association ||
| ITV || Independent Television
|-
|-
| IUA || International Union of Architects ||
| ITVA || International Television Association
|-
|-
| IUB || International Union of Biochemistry (now see IUBMB) ||
| IUA || International Union of Architects
|-
|-
| IUBMB || International Union of Biochemistry and Molecular Biology ||
| IUB || International Union of Biochemistry (now see IUBMB)
|-
|-
| IUC || Inter-University Council for Higher Education Overseas (now see IUPC) ||  
| IUBMB || International Union of Biochemistry and Molecular Biology
|-
|-
| IUCN || International Union for Conservation of Nature (formerly International Union for the Conservation of Nature and Natural Resources, then World Conservation Union) ||
| IUC || Inter-University Council for Higher Education Overseas (now see IUPC)
|-
|-
| IUF || International Union of Food, Agricultural, Hotel, Restaurant, Catering, Tobacco and Allied Workers’ Associations ||
| IUCN || International Union for Conservation of Nature (formerly International Union for the Conservation of Nature and Natural Resources, then World Conservation Union)
|-
|-
| IUGG || International Union of Geodesy & Geophysics ||
| IUF || International Union of Food, Agricultural, Hotel, Restaurant, Catering, Tobacco and Allied Workers’ Associations
|-
|-
| IUGS || International Union of Geological Sciences ||
| IUGG || International Union of Geodesy & Geophysics
|-
|-
| IUHPS || International Union of the History and Philosophy of Science (now see IUHPST) ||
| IUGS || International Union of Geological Sciences
|-
|-
| IUHPST || International Union of the History and Philosophy of Science and Technology ||
| IUHPS || International Union of the History and Philosophy of Science (now see IUHPST)
|-
|-
| IULA || International Union of Local Authorities ||
| IUHPST || International Union of the History and Philosophy of Science and Technology
|-
|-
| IUPAB || International Union of Pure and Applied Biophysics ||
| IULA || International Union of Local Authorities
|-
|-
| IUPAC || International Union of Pure and Applied Chemistry ||
| IUPAB || International Union of Pure and Applied Biophysics
|-
|-
| IUPAP || International Union of Pure and Applied Physics ||
| IUPAC || International Union of Pure and Applied Chemistry
|-
|-
| IUPC || Inter-University and Polytechnic Council for Higher Education Overseas ||
| IUPAP || International Union of Pure and Applied Physics
|-
|-
| IUPS || International Union of Physiological Sciences ||  
| IUPC || Inter-University and Polytechnic Council for Higher Education Overseas
|-
|-
| IUSSP || International Union for the Scientific Study of Population ||
| IUPS || International Union of Physiological Sciences
|-
|-
| IUTAM || International Union of Theoretical and Applied Mechanics ||
| IUSSP || International Union for the Scientific Study of Population
|-
|-
| IVF || In-vitro Fertilisation ||  
| IUTAM || International Union of Theoretical and Applied Mechanics
|-
|-
| IVS || International Voluntary Service ||  
| IVF || In-vitro Fertilisation
|-
|-
| IWA || Inland Waterways Association ||  
| IVS || International Voluntary Service
|-
|-
| IWEM || Institution of Water and Environmental Management (now see CIWEM) ||  
| IWA || Inland Waterways Association
|-
|-
| IWES || Institution of Water Engineers and Scientists (later IWEM) ||
| IWEM || Institution of Water and Environmental Management (now see CIWEM)
|-
|-
| IWGC || Imperial War Graves Commission (now see CWGC) ||
| IWES || Institution of Water Engineers and Scientists (later IWEM)
|-
|-
| IWM || Institution of Works Managers (now see IIM) ||
| IWGC || Imperial War Graves Commission (now see CWGC)
|-
|-
| IWO || Institution of Water Officers ||
| IWM || Institution of Works Managers (now see IIM)
|-
|-
| IWPC || Institute of Water Pollution Control (later IWEM) ||
| IWO || Institution of Water Officers
|-
|-
| IWSA || International Water Supply Association ||
| IWPC || Institute of Water Pollution Control (later IWEM)
|-
|-
| IWSOM || Institute of Practitioners in Work Study Organisation and Methods (now see IMS) ||  
| IWSA || International Water Supply Association
|-
|-
| IWSP || Institute of Work Study Practitioners (now see IMS) ||
| IWSOM || Institute of Practitioners in Work Study Organisation and Methods (now see IMS)
|-
|-
| IYRU || International Yacht Racing Union (now see ISAF) ||
| IWSP || Institute of Work Study Practitioners (now see IMS)
|-
|-
| IZ || I Zingari ||  
| IYRU || International Yacht Racing Union (now see ISAF)
|-
|-
| J ||  ||  
| IZ || I Zingari
|-
|-
| ||  ||  
| J ||  
|-
|-
| JA || Judge Advocate ||  
| ||  
|-
|-
| JACT || Joint Association of Classical Teachers ||  
| JA || Judge Advocate
|-
|-
| JAG || Judge Advocate General ||  
| JACT || Joint Association of Classical Teachers
|-
|-
| Jas || James ||  
| JAG || Judge Advocate General
|-
|-
| JCB || Juris Canonici (or Civilis) Baccalaureus (Bachelor of Canon (or Civil) Law) ||  
| Jas || James
|-
|-
| JCR || Junior Common Room ||  
| JCB || Juris Canonici (or Civilis) Baccalaureus (Bachelor of Canon (or Civil) Law)
|-
|-
| JCS || Journal of the Chemical Society ||  
| JCR || Junior Common Room
|-
|-
| JCD || Juris Canonici (or Civilis) Doctor (Doctor of Canon (or Civil) Law) ||
| JCS || Journal of the Chemical Society
|-
|-
| JCHMT || Joint Committee on Higher Medical Training, Royal Medical Colleges (now see JRCPTB) ||
| JCD || Juris Canonici (or Civilis) Doctor (Doctor of Canon (or Civil) Law)
|-
|-
| JCI || Junior Chamber International ||  
| JCHMT || Joint Committee on Higher Medical Training, Royal Medical Colleges (now see JRCPTB)
|-
|-
| JCL || Juris Canonici (or Civilis) Licentiatus (Licentiate in Canon (or Civil) Law) ||  
| JCI || Junior Chamber International
|-
|-
| JCO || Joint Consultative Organisation (of AFRC, MAFF, and Department of Agriculture and Fisheries for Scotland) ||
| JCL || Juris Canonici (or Civilis) Licentiatus (Licentiate in Canon (or Civil) Law)
|-
|-
| JCPTGP || Joint Committee on Postgraduate Training for General Practice ||
| JCO || Joint Consultative Organisation (of AFRC, MAFF, and Department of Agriculture and Fisheries for Scotland)
|-
|-
| JD || Doctor of Jurisprudence ||  
| JCPTGP || Joint Committee on Postgraduate Training for General Practice
|-
|-
| jd || jure dignitatis (by virtue of status) ||
| JD || Doctor of Jurisprudence
|-
|-
| JDipMA || Joint Diploma in Management Accounting Services ||  
| jd || jure dignitatis (by virtue of status)
|-
|-
| JG || Junior Grade ||  
| JDipMA || Joint Diploma in Management Accounting Services
|-
|-
| JILA || Joint Institute for Laboratory Astrophysics ||  
| JG || Junior Grade
|-
|-
| JInstE || Junior Institution of Engineers (now see IMGTechE) ||  
| JILA || Joint Institute for Laboratory Astrophysics
|-
|-
| JISC || Jisc ||  
| JInstE || Junior Institution of Engineers (now see IMGTechE)
|-
|-
| Joint Information Systems Committee, Higher Education Funding Council ||  ||  
| JISC || Jisc
|-
|-
| jl(s) || journal(s) ||  
| Joint Information Systems Committee, Higher Education Funding Council ||  
|-
|-
| JMB || Joint Matriculation Board ||  
| jl(s) || journal(s)
|-
|-
| JMN || Johan Mangku Negara (Malaysia) ||  
| JMB || Joint Matriculation Board
|-
|-
| JMOTS || Joint Maritime Operational Training Staff ||  
| JMN || Johan Mangku Negara (Malaysia)
|-
|-
| JNCC || Joint Nature Conservation Committee ||
| JMOTS || Joint Maritime Operational Training Staff
|-
|-
| Jno. || Joh. ||  
| JNCC || Joint Nature Conservation Committee
|-
|-
| John ||  ||  
| Jno. || Joh.
|-
|-
| JP || Justice of the Peace ||  
| John ||  
|-
|-
| Jr || Junior ||  
| JP || Justice of the Peace
|-
|-
| JRCPTB || Joint Royal Colleges of Physicians Training Board ||  
| Jr || Junior
|-
|-
| jsc || qualified at a Junior Staff Course, or the equivalent, 1942-46 ||  
| JRCPTB || Joint Royal Colleges of Physicians Training Board
|-
|-
| JSCSC || Joint Services Command and Staff College ||
| jsc || qualified at a Junior Staff Course, or the equivalent, 1942-46
|-
|-
| jscsc || completed a course at Joint Services Command and Staff College ||
| JSCSC || Joint Services Command and Staff College
|-
|-
| JSD || Doctor of Juristic Science ||  
| jscsc || completed a course at Joint Services Command and Staff College
|-
|-
| JSDC || Joint Service Defence College ||  
| JSD || Doctor of Juristic Science
|-
|-
| jsdc || completed a course at Joint Service Defence College ||
| JSDC || Joint Service Defence College
|-
|-
| JSLO || Joint Service Liaison Officer ||
| jsdc || completed a course at Joint Service Defence College
|-
|-
| JSLS || Joint Services Liaison Staff ||
| JSLO || Joint Service Liaison Officer
|-
|-
| JSM || Johan Setia Mahkota (Malaysia) ||  
| JSLS || Joint Services Liaison Staff
|-
|-
| Master of the Science of Jurisprudence ||  ||  
| JSM || Johan Setia Mahkota (Malaysia)
|-
|-
| JSPS || Japan Society for the Promotion of Science ||  
| Master of the Science of Jurisprudence ||  
|-
|-
| JSSC || Joint Services Staff College ||  
| JSPS || Japan Society for the Promotion of Science
|-
|-
| jssc || completed a course at Joint Services Staff College ||
| JSSC || Joint Services Staff College
|-
|-
| JSU || Joint Support Unit ||
| jssc || completed a course at Joint Services Staff College
|-
|-
| jt, jtly || joint, jointly ||  
| JSU || Joint Support Unit
|-
|-
| JUD || Juris Utriusque Doctor (Doctor of Both Laws (Canon and Civil)) ||  
| jt, jtly || joint, jointly
|-
|-
| Jun. || Junior ||  
| JUD || Juris Utriusque Doctor (Doctor of Both Laws (Canon and Civil))
|-
|-
| Jun.Opt. || Junior Optime ||
| Jun. || Junior
|-
|-
| JWS || jws ||  
| Jun.Opt. || Junior Optime
|-
|-
| Joint Warfare Staff ||  ||  
| JWS || jws
|-
|-
| K ||  ||  
| Joint Warfare Staff ||  
|-
|-
| ||  ||  
| K ||  
|-
|-
| KA || Knight of St Andrew, Order of Barbados ||  
| ||  
|-
|-
| Kans || Kansas ||  
| KA || Knight of St Andrew, Order of Barbados
|-
|-
| KAR || King’s African Rifles ||  
| Kans || Kansas
|-
|-
| KBD || King’s Bench Division ||
| KAR || King’s African Rifles
|-
|-
| KBE || Knight Commander, Order of the British Empire ||  
| KBD || King’s Bench Division
|-
|-
| KC || King’s Counsel ||  
| KBE || Knight Commander, Order of the British Empire
|-
|-
| KCB || Knight Commander, Order of the Bath ||  
| KC || King’s Counsel
|-
|-
| KCC || Commander, Order of the Crown, Belgium and Congo Free State ||
| KCB || Knight Commander, Order of the Bath
|-
|-
| KCGSJ || Knight Commander of Magisterial Grace, Order of St John of Jerusalem (Knights Hospitaller) ||
| KCC || Commander, Order of the Crown, Belgium and Congo Free State
|-
|-
| KCH || King’s College Hospital ||  
| KCGSJ || Knight Commander of Magisterial Grace, Order of St John of Jerusalem (Knights Hospitaller)
|-
|-
| Knight Commander, Hanoverian Order ||  ||  
| KCH || King’s College Hospital
|-
|-
| KCHS || Knight Commander, Order of the Holy Sepulchre ||  
| Knight Commander, Hanoverian Order ||  
|-
|-
| KCIE || Knight Commander, Order of the Indian Empire ||
| KCHS || Knight Commander, Order of the Holy Sepulchre
|-
|-
| KCJSJ || Knight Commander of Justice, Sovereign Order of St John of Jerusalem (Knights Hospitaller) ||
| KCIE || Knight Commander, Order of the Indian Empire
|-
|-
| KCL || King’s College London ||  
| KCJSJ || Knight Commander of Justice, Sovereign Order of St John of Jerusalem (Knights Hospitaller)
|-
|-
| KCLJ || Knight Commander, Order of St Lazarus of Jerusalem ||  
| KCL || King’s College London
|-
|-
| KCMCO || Knight Commander, Sacred Military Constantian Order of St George ||
| KCLJ || Knight Commander, Order of St Lazarus of Jerusalem
|-
|-
| KCMG || Knight Commander, Order of St Michael and St George ||
| KCMCO || Knight Commander, Sacred Military Constantian Order of St George
|-
|-
| KCN || Knight Commander, Most Distinguished Order of the Nation (Antigua and Barbuda) ||
| KCMG || Knight Commander, Order of St Michael and St George
|-
|-
| KCSA || Knight Commander, Military Order of the Collar of St Agatha of Paternò ||
| KCN || Knight Commander, Most Distinguished Order of the Nation (Antigua and Barbuda)
|-
|-
| KCSG || Knight Commander, Order of St Gregory the Great ||
| KCSA || Knight Commander, Military Order of the Collar of St Agatha of Paternò
|-
|-
| KCSHS || KC*HS ||  
| KCSG || Knight Commander, Order of St Gregory the Great
|-
|-
| Knight Commander with Star, Order of the Holy Sepulchre ||  ||  
| KCSHS || KC*HS
|-
|-
| KCSI || Knight Commander, Order of the Star of India ||  
| Knight Commander with Star, Order of the Holy Sepulchre ||  
|-
|-
| KCSJ || Knight Commander, Sovereign Order of St John of Jerusalem (Knights Hospitaller) ||
| KCSI || Knight Commander, Order of the Star of India
|-
|-
| KCSS || Knight Commander, Order of St Silvester ||
| KCSJ || Knight Commander, Sovereign Order of St John of Jerusalem (Knights Hospitaller)
|-
|-
| KCVO || Knight Commander, Royal Victorian Order ||
| KCSS || Knight Commander, Order of St Silvester
|-
|-
| KEO || King Edward’s Own ||  
| KCVO || Knight Commander, Royal Victorian Order
|-
|-
| KFOR || Kosovo Force ||  
| KEO || King Edward’s Own
|-
|-
| KG || Knight, Order of the Garter ||  
| KFOR || Kosovo Force
|-
|-
| KGB || Komitet Gosudarstvennoi Bezopanosti (Committee of State Security, USSR) ||
| KG || Knight, Order of the Garter
|-
|-
| KGCHS || Knight Grand Cross, Order of the Holy Sepulchre ||
| KGB || Komitet Gosudarstvennoi Bezopanosti (Committee of State Security, USSR)
|-
|-
| KGCN || Knight Grand Cross, Most Distinguished Order of the Nation (Antigua and Barbuda) ||
| KGCHS || Knight Grand Cross, Order of the Holy Sepulchre
|-
|-
| KGCSS || Knight Grand Cross, Order of St Silvester ||
| KGCN || Knight Grand Cross, Most Distinguished Order of the Nation (Antigua and Barbuda)
|-
|-
| KGN || Knight Grand Collar, Most Distinguished Order of the Nation (Antigua and Barbuda) ||
| KGCSS || Knight Grand Cross, Order of St Silvester
|-
|-
| KGSJ || Knight of Grace, Sovereign Order of St John of Jerusalem (Knights Hospitaller) ||
| KGN || Knight Grand Collar, Most Distinguished Order of the Nation (Antigua and Barbuda)
|-
|-
| KGStJ || Knight of Grace, Order of St John of Jerusalem (now see KStJ) ||
| KGSJ || Knight of Grace, Sovereign Order of St John of Jerusalem (Knights Hospitaller)
|-
|-
| KHC || Hon. Chaplain to the King ||  
| KGStJ || Knight of Grace, Order of St John of Jerusalem (now see KStJ)
|-
|-
| KHDS || Hon. Dental Surgeon to the King ||
| KHC || Hon. Chaplain to the King
|-
|-
| KHP || Hon. Physician to the King ||
| KHDS || Hon. Dental Surgeon to the King
|-
|-
| KHS || Hon. Surgeon to the King ||
| KHP || Hon. Physician to the King
|-
|-
| Knight, Order of the Holy Sepulchre ||  ||  
| KHS || Hon. Surgeon to the King
|-
|-
| K-i-H || Kaisar-i-Hind ||  
| Knight, Order of the Holy Sepulchre ||  
|-
|-
| KJSJ || Knight of Justice, Sovereign Order of St John of Jerusalem (Knights Hospitaller) ||  
| K-i-H || Kaisar-i-Hind
|-
|-
| KJStJ || Knight of Justice, Order of St John of Jerusalem (now see KStJ) ||
| KJSJ || Knight of Justice, Sovereign Order of St John of Jerusalem (Knights Hospitaller)
|-
|-
| KLJ || Knight, Order of St Lazarus of Jerusalem ||
| KJStJ || Knight of Justice, Order of St John of Jerusalem (now see KStJ)
|-
|-
| KM || Knight of Malta ||
| KLJ || Knight, Order of St Lazarus of Jerusalem
|-
|-
| KMJ || Knight, Supreme Military Order of the Temple of Jerusalem ||
| KM || Knight of Malta
|-
|-
| KMLJ || Knight of Merit, Order of St Lazarus of Jerusalem ||
| KMJ || Knight, Supreme Military Order of the Temple of Jerusalem
|-
|-
| KNH || Knight Companion, Most Exalted Order of National Hero (Antigua and Barbuda) ||
| KMLJ || Knight of Merit, Order of St Lazarus of Jerusalem
|-
|-
| KNZM || Knight Companion, New Zealand Order of Merit ||
| KNH || Knight Companion, Most Exalted Order of National Hero (Antigua and Barbuda)
|-
|-
| KOM || Companion, National Order of Merit (Malta) ||
| KNZM || Knight Companion, New Zealand Order of Merit
|-
|-
| KORR || King’s Own Royal Regiment ||  
| KOM || Companion, National Order of Merit (Malta)
|-
|-
| KOSB || King’s Own Scottish Borderers ||
| KORR || King’s Own Royal Regiment
|-
|-
| KOYLI || King’s Own Yorkshire Light Infantry ||
| KOSB || King’s Own Scottish Borderers
|-
|-
| KP || Knight, Order of St Patrick ||  
| KOYLI || King’s Own Yorkshire Light Infantry
|-
|-
| KPM || King’s Police Medal ||  
| KP || Knight, Order of St Patrick
|-
|-
| KrF || Kristelig Folkeparti ||  
| KPM || King’s Police Medal
|-
|-
| KRRC || King’s Royal Rifle Corps ||  
| KrF || Kristelig Folkeparti
|-
|-
| KS || King’s Scholar ||
| KRRC || King’s Royal Rifle Corps
|-
|-
| Kansas (postal) ||  ||  
| KS || King’s Scholar
|-
|-
| KSC || Knight of St Columba ||  
| Kansas (postal) ||  
|-
|-
| KSG || Knight, Order of St Gregory the Great ||
| KSC || Knight of St Columba
|-
|-
| KSJ || Knight, Sovereign Order of St John of Jerusalem (Knights Hospitaller) ||
| KSG || Knight, Order of St Gregory the Great
|-
|-
| KSLI || King’s Shropshire Light Infantry ||  
| KSJ || Knight, Sovereign Order of St John of Jerusalem (Knights Hospitaller)
|-
|-
| KSMOM || Knight Grand Cross with Star, Sovereign Military Order of Malta ||  
| KSLI || King’s Shropshire Light Infantry
|-
|-
| KSS || Knight, Order of St Sylvester ||
| KSMOM || Knight Grand Cross with Star, Sovereign Military Order of Malta
|-
|-
| KStJ || Knight, Most Venerable Order of the Hospital of St John of Jerusalem ||
| KSS || Knight, Order of St Sylvester
|-
|-
| KStJ(A) || Associate Knight of Justice, Most Venerable Order of the Hospital of St John of Jerusalem ||
| KStJ || Knight, Most Venerable Order of the Hospital of St John of Jerusalem
|-
|-
| KT || Knight, Order of the Thistle ||
| KStJ(A) || Associate Knight of Justice, Most Venerable Order of the Hospital of St John of Jerusalem
|-
|-
| Kt || Knight ||
| KT || Knight, Order of the Thistle
|-
|-
| KUOM || Companion of Honour, National Order of Merit (Malta) ||  
| Kt || Knight
|-
|-
| KY || Kentucky (postal) ||
| KUOM || Companion of Honour, National Order of Merit (Malta)
|-
|-
| Ky || Kentucky ||
| KY || Kentucky (postal)
|-
|-
| L ||  ||  
| Ky || Kentucky
|-
|-
| ||  ||  
| L ||  
|-
|-
| L || Liberal ||  
| ||  
|-
|-
| LA || Los Angeles ||  
| L || Liberal
|-
|-
| Library Association ||  ||  
| LA || Los Angeles
|-
|-
| Liverpool Academy ||  ||  
| Library Association ||  
|-
|-
| Louisiana (postal) ||  ||  
| Liverpool Academy ||  
|-
|-
| La || Louisiana ||  
| Louisiana (postal) ||  
|-
|-
| LAA || Light Anti-Aircraft ||  
| La || Louisiana
|-
|-
| Lab || Labour ||  
| LAA || Light Anti-Aircraft
|-
|-
| LAC || London Athletic Club ||  
| Lab || Labour
|-
|-
| Los Angeles County ||  ||  
| LAC || London Athletic Club
|-
|-
| LACSAB || Local Authorities Conditions of Service Advisory Board ||  
| Los Angeles County ||  
|-
|-
| LAMDA || London Academy of Music and Dramatic Art ||
| LACSAB || Local Authorities Conditions of Service Advisory Board
|-
|-
| LAMTPI || Legal Associate Member, Town Planning Institute (now see LMRTPI) ||  
| LAMDA || London Academy of Music and Dramatic Art
|-
|-
| Lance-Corp. || Lance-Corporal ||  
| LAMTPI || Legal Associate Member, Town Planning Institute (now see LMRTPI)
|-
|-
| Lancs || Lancashire ||  
| Lance-Corp. || Lance-Corporal
|-
|-
| LAPADA || London & Provincial Antique Dealers’ Association ||  
| Lancs || Lancashire
|-
|-
| LARSP || Language Assessment, Remediation and Screening Procedure ||  
| LAPADA || London & Provincial Antique Dealers’ Association
|-
|-
| LARTPI || Legal Associate, Royal Town Planning Institute ||
| LARSP || Language Assessment, Remediation and Screening Procedure
|-
|-
| Lautro || Life Assurance and Unit Trust Regulatory Organisation ||  
| LARTPI || Legal Associate, Royal Town Planning Institute
|-
|-
| LBC || London Broadcasting Company ||  
| Lautro || Life Assurance and Unit Trust Regulatory Organisation
|-
|-
| London Borough Council ||  ||  
| LBC || London Broadcasting Company
|-
|-
| LBHI || Licentiate, British Horological Institute ||  
| London Borough Council ||  
|-
|-
| LBIPP || Licentiate, British Institute of Professional Photography ||
| LBHI || Licentiate, British Horological Institute
|-
|-
| LC || Cross of Leo ||
| LBIPP || Licentiate, British Institute of Professional Photography
|-
|-
| LCA || Licensed Companies Auditor ||  
| LC || Cross of Leo
|-
|-
| LCAD || London Certificate in Art and Design (University of London) ||  
| LCA || Licensed Companies Auditor
|-
|-
| LCC || London County Council (later GLC) ||
| LCAD || London Certificate in Art and Design (University of London)
|-
|-
| LCCI || London Chamber of Commerce and Industry ||
| LCC || London County Council (later GLC)
|-
|-
| LCD || Lord Chancellor’s Department ||  
| LCCI || London Chamber of Commerce and Industry
|-
|-
| LCh || Licentiate in Surgery ||  
| LCD || Lord Chancellor’s Department
|-
|-
| LCL || Licentiate of Canon Law ||
| LCh || Licentiate in Surgery
|-
|-
| LCM || (Member of) London College of Music and Media ||
| LCL || Licentiate of Canon Law
|-
|-
| LCP || Licentiate, College of Preceptors ||
| LCM || (Member of) London College of Music and Media
|-
|-
| LCST || Licentiate, College of Speech Therapists ||
| LCP || Licentiate, College of Preceptors
|-
|-
| LD || Liberal and Democratic ||  
| LCST || Licentiate, College of Speech Therapists
|-
|-
| Licentiate in Divinity ||  ||  
| LD || Liberal and Democratic
|-
|-
| LDDC || London Docklands Development Corporation ||  
| Licentiate in Divinity ||  
|-
|-
| LDiv || Licentiate in Divinity ||  
| LDDC || London Docklands Development Corporation
|-
|-
| LDP || Liberal Democratic Party (Japan) ||  
| LDiv || Licentiate in Divinity
|-
|-
| Ldr || Leader ||  
| LDP || Liberal Democratic Party (Japan)
|-
|-
| LDS || Licentiate in Dental Surgery ||  
| Ldr || Leader
|-
|-
| LDV || Local Defence Volunteers ||  
| LDS || Licentiate in Dental Surgery
|-
|-
| LEA || Local Education Authority ||
| LDV || Local Defence Volunteers
|-
|-
| LEAD || Leadership in Environment and Development ||  
| LEA || Local Education Authority
|-
|-
| LEADR || Lawyers Engaged in Alternative Dispute Resolution ||
| LEAD || Leadership in Environment and Development
|-
|-
| LEDU || Local Enterprise Development Unit ||  
| LEADR || Lawyers Engaged in Alternative Dispute Resolution
|-
|-
| LEP || Local Ecumenical Project ||
| LEDU || Local Enterprise Development Unit
|-
|-
| Local Enterprise Partnership ||  ||  
| LEP || Local Ecumenical Project
|-
|-
| LEPRA || British Leprosy Relief Association ||  
| Local Enterprise Partnership ||  
|-
|-
| LèsL || Licencié ès lettres ||  
| LEPRA || British Leprosy Relief Association
|-
|-
| LèsSc || Licencié ès Sciences ||
| LèsL || Licencié ès lettres
|-
|-
| LG || Lady Companion, Order of the Garter ||  
| LèsSc || Licencié ès Sciences
|-
|-
| LGA || Local Government Association ||  
| LG || Lady Companion, Order of the Garter
|-
|-
| LGBT || Lesbian, gay, bisexual and transgender ||  
| LGA || Local Government Association
|-
|-
| LGBTI || Lesbian, gay, bisexual, transgender and intersex ||
| LGBT || Lesbian, gay, bisexual and transgender
|-
|-
| LGBTQ || Lesbian, gay, bisexual, transgender and queer or questioning ||
| LGBTI || Lesbian, gay, bisexual, transgender and intersex
|-
|-
| LGSM || Licentiate, Guildhall School of Music and Drama ||
| LGBTQ || Lesbian, gay, bisexual, transgender and queer or questioning
|-
|-
| LGTB || Local Government Training Board ||  
| LGSM || Licentiate, Guildhall School of Music and Drama
|-
|-
| LH || Light Horse ||  
| LGTB || Local Government Training Board
|-
|-
| LHD || Literarum Humaniorum Doctor (Doctor of Literature) ||  
| LH || Light Horse
|-
|-
| LHSM || Licentiate, Institute of Health Services Management ||
| LHD || Literarum Humaniorum Doctor (Doctor of Literature)
|-
|-
| LI || Light Infantry ||  
| LHSM || Licentiate, Institute of Health Services Management
|-
|-
| Long Island ||  ||  
| LI || Light Infantry
|-
|-
| LIBA || Lloyd’s Insurance Brokers’ Association ||  
| Long Island ||  
|-
|-
| Lib Dem || Liberal Democrat ||  
| LIBA || Lloyd’s Insurance Brokers’ Association
|-
|-
| LIBER || Ligue des Bibliothèques Européennes de Recherche ||  
| Lib Dem || Liberal Democrat
|-
|-
| Lic. || Licentiate ||  
| LIBER || Ligue des Bibliothèques Européennes de Recherche
|-
|-
| LicMed || Licentiate in Medicine ||
| Lic. || Licentiate
|-
|-
| Lieut || Lieutenant ||  
| LicMed || Licentiate in Medicine
|-
|-
| LIFFE || London International Financial Futures and Options Exchange ||  
| Lieut || Lieutenant
|-
|-
| LIFT || Local Improvement Finance Trust ||  
| LIFFE || London International Financial Futures and Options Exchange
|-
|-
| LIMA || Licentiate, Institute of Mathematics and its Applications ||  
| LIFT || Local Improvement Finance Trust
|-
|-
| International Licensing Industry Merchandisers’ Association ||  ||  
| LIMA || Licentiate, Institute of Mathematics and its Applications
|-
|-
| Lincs || Lincolnshire ||  
| International Licensing Industry Merchandisers’ Association ||  
|-
|-
| LIOB || Licentiate, Institute of Building ||  
| Lincs || Lincolnshire
|-
|-
| LISTD || Licentiate, Imperial Society of Teachers of Dancing ||
| LIOB || Licentiate, Institute of Building
|-
|-
| Lit. || Literature ||  
| LISTD || Licentiate, Imperial Society of Teachers of Dancing
|-
|-
| Literary ||  ||  
| Lit. || Literature
|-
|-
| LitD || Doctor of Literature ||  
| Literary ||  
|-
|-
| Doctor of Letters ||  ||
| LitD || Doctor of Literature
|-
|-
| Lit.Hum. || Literae Humaniores (Classics) ||  
| Doctor of Letters ||  
|-
|-
| LittD || Doctor of Literature ||  
| Lit.Hum. || Literae Humaniores (Classics)
|-
|-
| Doctor of Letters ||  ||
| LittD || Doctor of Literature
|-
|-
| LJ || Lord Justice ||  
| Doctor of Letters ||  
|-
|-
| LLAM || Licentiate, London Academy of Music and Dramatic Art ||  
| LJ || Lord Justice
|-
|-
| LLB || Bachelor of Laws ||
| LLAM || Licentiate, London Academy of Music and Dramatic Art
|-
|-
| LLC || Limited Liability Company ||  
| LLB || Bachelor of Laws
|-
|-
| LLCM || Licentiate, London College of Music ||  
| LLC || Limited Liability Company
|-
|-
| LLD || Doctor of Laws ||
| LLCM || Licentiate, London College of Music
|-
|-
| LLL || Licentiate in Laws ||
| LLD || Doctor of Laws
|-
|-
| LLM || Master of Laws ||
| LLL || Licentiate in Laws
|-
|-
| LLP || Limited Liability Partnership ||  
| LLM || Master of Laws
|-
|-
| LLSC || Local Learning and Skills Council ||  
| LLP || Limited Liability Partnership
|-
|-
| LM || Licentiate in Midwifery ||  
| LLSC || Local Learning and Skills Council
|-
|-
| LMBC || Lady Margaret Boat Club ||  
| LM || Licentiate in Midwifery
|-
|-
| LMC || Local Medical Committee ||  
| LMBC || Lady Margaret Boat Club
|-
|-
| LMCC || Licentiate, Medical Council of Canada ||
| LMC || Local Medical Committee
|-
|-
| LMed || Licentiate in Medicine ||
| LMCC || Licentiate, Medical Council of Canada
|-
|-
| LMH || Lady Margaret Hall, Oxford ||  
| LMed || Licentiate in Medicine
|-
|-
| LMR || London Midland Region (BR) ||  
| LMH || Lady Margaret Hall, Oxford
|-
|-
| LMS || London, Midland and Scottish Railway ||
| LMR || London Midland Region (BR)
|-
|-
| London Missionary Society ||  ||  
| LMS || London, Midland and Scottish Railway
|-
|-
| London Mathematical Society ||  ||  
| London Missionary Society ||  
|-
|-
| LMSSA || Licentiate in Medicine and Surgery, Society of Apothecaries ||  
| London Mathematical Society ||  
|-
|-
| LMRTPI || Legal Member, Royal Town Planning Institute ||
| LMSSA || Licentiate in Medicine and Surgery, Society of Apothecaries
|-
|-
| LNat || Liberal National ||  
| LMRTPI || Legal Member, Royal Town Planning Institute
|-
|-
| LNER || London and North Eastern Railway ||  
| LNat || Liberal National
|-
|-
| LOCOG || London Organising Committee of the Olympic and Paralympic Games ||
| LNER || London and North Eastern Railway
|-
|-
| L of C || Library of Congress ||
| LOCOG || London Organising Committee of the Olympic and Paralympic Games
|-
|-
| Lines of Communication ||  ||  
| L of C || Library of Congress
|-
|-
| LP || Limited Partnership ||  
| Lines of Communication ||  
|-
|-
| LPh || Licentiate in Philosophy ||  
| LP || Limited Partnership
|-
|-
| LPO || London Philharmonic Orchestra ||  
| LPh || Licentiate in Philosophy
|-
|-
| LPTB || London Passenger Transport Board (later LTE) ||
| LPO || London Philharmonic Orchestra
|-
|-
| LRAD || Licentiate, Royal Academy of Dancing ||  
| LPTB || London Passenger Transport Board (later LTE)
|-
|-
| LRAM || Licentiate, Royal Academy of Music ||
| LRAD || Licentiate, Royal Academy of Dancing
|-
|-
| LRCP || Licentiate, Royal College of Physicians, London ||
| LRAM || Licentiate, Royal Academy of Music
|-
|-
| LRCPE || Licentiate, Royal College of Physicians, Edinburgh ||
| LRCP || Licentiate, Royal College of Physicians, London
|-
|-
| LRCPI || Licentiate, Royal College of Physicians of Ireland ||
| LRCPE || Licentiate, Royal College of Physicians, Edinburgh
|-
|-
| LRCPSGlas || Licentiate, Royal College of Physicians and Surgeons of Glasgow ||
| LRCPI || Licentiate, Royal College of Physicians of Ireland
|-
|-
| LRCS || Licentiate, Royal College of Surgeons of England ||
| LRCPSGlas || Licentiate, Royal College of Physicians and Surgeons of Glasgow
|-
|-
| LRCSE || Licentiate, Royal College of Surgeons, Edinburgh ||
| LRCS || Licentiate, Royal College of Surgeons of England
|-
|-
| LRCSI || Licentiate, Royal College of Surgeons in Ireland ||
| LRCSE || Licentiate, Royal College of Surgeons, Edinburgh
|-
|-
| LRelSc || Licentiate in Religious Sciences ||
| LRCSI || Licentiate, Royal College of Surgeons in Ireland
|-
|-
| LRFPS(G) || Licentiate, Royal Faculty of Physicians and Surgeons, Glasgow (now see LRCPSGlas) ||
| LRelSc || Licentiate in Religious Sciences
|-
|-
| LRIBA || Licentiate, Royal Institute of British Architects (now see RIBA) ||
| LRFPS(G) || Licentiate, Royal Faculty of Physicians and Surgeons, Glasgow (now see LRCPSGlas)
|-
|-
| LRPS || Licentiate, Royal Photographic Society ||
| LRIBA || Licentiate, Royal Institute of British Architects (now see RIBA)
|-
|-
| LRSM || Licentiate, Royal Schools of Music ||
| LRPS || Licentiate, Royal Photographic Society
|-
|-
| LRT || London Regional Transport ||  
| LRSM || Licentiate, Royal Schools of Music
|-
|-
| LSA || Licentiate, Society of Apothecaries ||  
| LRT || London Regional Transport
|-
|-
| Licence in Agricultural Sciences ||  ||  
| LSA || Licentiate, Society of Apothecaries
|-
|-
| LSC || Learning and Skills Council ||  
| Licence in Agricultural Sciences ||  
|-
|-
| LSE || London School of Economics and Political Science ||
| LSC || Learning and Skills Council
|-
|-
| LSHTM || London School of Hygiene and Tropical Medicine ||
| LSE || London School of Economics and Political Science
|-
|-
| LSO || London Symphony Orchestra ||
| LSHTM || London School of Hygiene and Tropical Medicine
|-
|-
| LSS || Licentiate in Sacred Scripture ||  
| LSO || London Symphony Orchestra
|-
|-
| Lt || Lieutenant ||  
| LSS || Licentiate in Sacred Scripture
|-
|-
| Light ||  ||  
| Lt || Lieutenant
|-
|-
| LT || Lady, Order of the Thistle ||  
| Light ||  
|-
|-
| London Transport (later LRT) ||  ||  
| LT || Lady, Order of the Thistle
|-
|-
| Licentiate in Teaching ||  ||  
| London Transport (later LRT) ||  
|-
|-
| LTA || Lawn Tennis Association ||  
| Licentiate in Teaching ||  
|-
|-
| LTB || London Transport Board (later LTE) ||  
| LTA || Lawn Tennis Association
|-
|-
| LTCL || Licentiate of Trinity College of Music, London ||
| LTB || London Transport Board (later LTE)
|-
|-
| Lt Col || Lieutenant Colonel ||  
| LTCL || Licentiate of Trinity College of Music, London
|-
|-
| LTE || London Transport Executive (later LRT) ||  
| Lt Col || Lieutenant Colonel
|-
|-
| Lt Gen. || Lieutenant General ||  
| LTE || London Transport Executive (later LRT)
|-
|-
| LTh || Licentiate in Theology ||  
| Lt Gen. || Lieutenant General
|-
|-
| LTS || London Topographical Society ||  
| LTh || Licentiate in Theology
|-
|-
| LU || Liberal Unionist ||  
| LTS || London Topographical Society
|-
|-
| LUOTC || London University Officers’ Training Corps ||  
| LU || Liberal Unionist
|-
|-
| LVO || Lieutenant, Royal Victorian Order (formerly MVO (Fourth Class)) ||  
| LUOTC || London University Officers’ Training Corps
|-
|-
| LWT || London Weekend Television ||  
| LVO || Lieutenant, Royal Victorian Order (formerly MVO (Fourth Class))
|-
|-
| LXX || Septuagint ||  
| LWT || London Weekend Television
|-
|-
| M ||  ||  
| LXX || Septuagint
|-
|-
| ||  ||  
| M ||  
|-
|-
| M || Marquess ||  
| ||  
|-
|-
| Member ||  ||  
| M || Marquess
|-
|-
| Monsieur ||  ||  
| Member ||  
|-
|-
| m || married ||  
| Monsieur ||  
|-
|-
| MA || Master of Arts ||  
| m || married
|-
|-
| Military Assistant ||  ||  
| MA || Master of Arts
|-
|-
| Massachusetts (postal) ||  ||  
| Military Assistant ||  
|-
|-
| MAAT || Member, Association of Accounting Technicians ||  
| Massachusetts (postal) ||  
|-
|-
| MACE || Member, Australian College of Education ||
| MAAT || Member, Association of Accounting Technicians
|-
|-
| Member, Association of Conference Executives ||  ||
| MACE || Member, Australian College of Education
|-
|-
| MACM || Member, Association of Computing Machines ||  
| Member, Association of Conference Executives ||  
|-
|-
| MACS || Member, American Chemical Society ||
| MACM || Member, Association of Computing Machines
|-
|-
| MADO || Member, Association of Dispensing Opticians ||
| MACS || Member, American Chemical Society
|-
|-
| MAE || Member, Academia Europaea ||
| MADO || Member, Association of Dispensing Opticians
|-
|-
| MAF || Ministry of Agriculture and Fisheries ||  
| MAE || Member, Academia Europaea
|-
|-
| MAFF || Ministry of Agriculture, Fisheries and Food ||
| MAF || Ministry of Agriculture and Fisheries
|-
|-
| MAHL || Master of Arts in Hebrew Letters ||
| MAFF || Ministry of Agriculture, Fisheries and Food
|-
|-
| MAI || Magister in Arte Ingeniaria (Master of Engineering) ||
| MAHL || Master of Arts in Hebrew Letters
|-
|-
| MAIAA || Member, American Institute of Aeronautics and Astronautics ||
| MAI || Magister in Arte Ingeniaria (Master of Engineering)
|-
|-
| MAIBC || Member, Architectural Institute of British Columbia ||
| MAIAA || Member, American Institute of Aeronautics and Astronautics
|-
|-
| MAICD || Member, Australian Institute of Company Directors ||
| MAIBC || Member, Architectural Institute of British Columbia
|-
|-
| Maj. Gen. || Major General ||  
| MAICD || Member, Australian Institute of Company Directors
|-
|-
| MALD || Master of Arts in Law and Diplomacy ||  
| Maj. Gen. || Major General
|-
|-
| Man || Manitoba ||  
| MALD || Master of Arts in Law and Diplomacy
|-
|-
| M&A || Mergers and Acquisitions ||  
| Man || Manitoba
|-
|-
| MAO || Master of Obstetric Art ||  
| M&A || Mergers and Acquisitions
|-
|-
| MAOT || Member, Association of Occupational Therapists ||
| MAO || Master of Obstetric Art
|-
|-
| MAOU || Member, American Ornithologists’ Union ||
| MAOT || Member, Association of Occupational Therapists
|-
|-
| MAP || Ministry of Aircraft Production ||  
| MAOU || Member, American Ornithologists’ Union
|-
|-
| MAPM || Member, Association for Project Management ||  
| MAP || Ministry of Aircraft Production
|-
|-
| MAppSc || Master of Applied Science ||  
| MAPM || Member, Association for Project Management
|-
|-
| MAPsS || Member, Australian Psychological Society ||  
| MAppSc || Master of Applied Science
|-
|-
| MARAC || Member, Australasian Register of Agricultural Consultants ||
| MAPsS || Member, Australian Psychological Society
|-
|-
| MArch || Master of Architecture ||
| MARAC || Member, Australasian Register of Agricultural Consultants
|-
|-
| MARIS || Multi-State Aquatic Resources Information System ||  
| MArch || Master of Architecture
|-
|-
| Marq. || Marquess ||  
| MARIS || Multi-State Aquatic Resources Information System
|-
|-
| MAS || Minimal Access Surgery ||  
| Marq. || Marquess
|-
|-
| MASc || Master of Applied Science ||  
| MAS || Minimal Access Surgery
|-
|-
| MASCE || Member, American Society of Civil Engineers ||
| MASc || Master of Applied Science
|-
|-
| MASME || Member, American Society of Mechanical Engineers ||
| MASCE || Member, American Society of Civil Engineers
|-
|-
| Mass || Massachusetts ||  
| MASME || Member, American Society of Mechanical Engineers
|-
|-
| MASt || Master of Advanced Study ||  
| Mass || Massachusetts
|-
|-
| MAT || Master of Arts and Teaching (US) ||
| MASt || Master of Advanced Study
|-
|-
| MATh || Master of Arts in Theology ||
| MAT || Master of Arts and Teaching (US)
|-
|-
| Math. || Mathematics ||  
| MATh || Master of Arts in Theology
|-
|-
| Mathematical ||  ||  
| Math. || Mathematics
|-
|-
| MAusIMM || Member, Australasian Institute of Mining and Metallurgy ||  
| Mathematical ||  
|-
|-
| MB || Medal of Bravery (Canada) ||
| MAusIMM || Member, Australasian Institute of Mining and Metallurgy
|-
|-
| Bachelor of Medicine ||  ||  
| MB || Medal of Bravery (Canada)
|-
|-
| Manitoba (postal) ||  ||  
| Bachelor of Medicine ||  
|-
|-
| MBA || Master of Business Administration ||  
| Manitoba (postal) ||  
|-
|-
| MBASW || Member, British Association of Social Workers ||
| MBA || Master of Business Administration
|-
|-
| MBC || Metropolitan/Municipal Borough Council ||  
| MBASW || Member, British Association of Social Workers
|-
|-
| MBCS || Member, British Computer Society ||  
| MBC || Metropolitan/Municipal Borough Council
|-
|-
| MBE || Member, Order of the British Empire ||
| MBCS || Member, British Computer Society
|-
|-
| MBES || Member, Biological Engineering Society ||
| MBE || Member, Order of the British Empire
|-
|-
| MBFR || Mutual and Balanced Force Reductions (negotiations) ||  
| MBES || Member, Biological Engineering Society
|-
|-
| MBHI || Member, British Horological Institute ||  
| MBFR || Mutual and Balanced Force Reductions (negotiations)
|-
|-
| MBIFD || Member, British Institute of Funeral Directors ||
| MBHI || Member, British Horological Institute
|-
|-
| MBII || Member, British Institute of Innkeeping ||
| MBIFD || Member, British Institute of Funeral Directors
|-
|-
| MBIID || Member, British Institute of Interior Design ||
| MBII || Member, British Institute of Innkeeping
|-
|-
| MBIM || Member, British Institute of Management (later MIMgt) ||
| MBIID || Member, British Institute of Interior Design
|-
|-
| MBKS || Member, British Kinematograph Society (now see MBKSTS) ||
| MBIM || Member, British Institute of Management (later MIMgt)
|-
|-
| MBKSTS || Member, British Kinematograph, Sound and Television Society ||
| MBKS || Member, British Kinematograph Society (now see MBKSTS)
|-
|-
| MBL || Master of Business Leadership ||  
| MBKSTS || Member, British Kinematograph, Sound and Television Society
|-
|-
| MBOU || Member, British Ornithologists’ Union ||  
| MBL || Master of Business Leadership
|-
|-
| MBPsS || Graduate Member, British Psychological Society ||
| MBOU || Member, British Ornithologists’ Union
|-
|-
| MBritIRE || Member, British Institution of Radio Engineers (later MIERE) ||
| MBPsS || Graduate Member, British Psychological Society
|-
|-
| MBS || Member, Building Societies Institute (now see MCBSI) ||
| MBritIRE || Member, British Institution of Radio Engineers (later MIERE)
|-
|-
| MBSc || Master of Business Science ||  
| MBS || Member, Building Societies Institute (now see MCBSI)
|-
|-
| MC || Military Cross ||  
| MBSc || Master of Business Science
|-
|-
| Missionaries of Charity ||  ||  
| MC || Military Cross
|-
|-
| MCB || Master in Clinical Biochemistry ||  
| Missionaries of Charity ||  
|-
|-
| Muslim Council of Britain ||  ||  
| MCB || Master in Clinical Biochemistry
|-
|-
| MCBSI || Member, Chartered Building Societies Institute ||  
| Muslim Council of Britain ||  
|-
|-
| MCC || Marylebone Cricket Club ||  
| MCBSI || Member, Chartered Building Societies Institute
|-
|-
| Metropolitan County Council ||  ||  
| MCC || Marylebone Cricket Club
|-
|-
| MCCDRCS || Member in Clinical Community Dentistry, Royal College of Surgeons ||  
| Metropolitan County Council ||  
|-
|-
| MCD || Master of Civic Design ||
| MCCDRCS || Member in Clinical Community Dentistry, Royal College of Surgeons
|-
|-
| MCE || Master of Civil Engineering ||
| MCD || Master of Civic Design
|-
|-
| MCFP || Member, College of Family Physicians (Canada) ||
| MCE || Master of Civil Engineering
|-
|-
| MCGI || Member, City and Guilds of London Institute ||
| MCFP || Member, College of Family Physicians (Canada)
|-
|-
| MCh || MChir ||  
| MCGI || Member, City and Guilds of London Institute
|-
|-
| Master in Surgery ||  ||  
| MCh || MChir
|-
|-
| MChD || Master of Dental Surgery ||  
| Master in Surgery ||  
|-
|-
| MChE || Master of Chemical Engineering ||
| MChD || Master of Dental Surgery
|-
|-
| MChemA || Master in Chemical Analysis ||
| MChE || Master of Chemical Engineering
|-
|-
| MChOrth || Master of Orthopaedic Surgery ||
| MChemA || Master in Chemical Analysis
|-
|-
| MCIArb || Member, Chartered Institute of Arbitrators ||
| MChOrth || Master of Orthopaedic Surgery
|-
|-
| MCIBS || Member, Chartered Institution of Building Services (now see MCIBSE) ||
| MCIArb || Member, Chartered Institute of Arbitrators
|-
|-
| Member, Chartered Institute of Bankers in Scotland ||  ||
| MCIBS || Member, Chartered Institution of Building Services (now see MCIBSE)
|-
|-
| MCIBSE || Member, Chartered Institution of Building Services Engineers ||  
| Member, Chartered Institute of Bankers in Scotland ||  
|-
|-
| MCICM || Member, Chartered Institute of Credit Management ||
| MCIBSE || Member, Chartered Institution of Building Services Engineers
|-
|-
| MCIEEM || Member, Chartered Institute of Ecology and Environmental Management ||
| MCICM || Member, Chartered Institute of Credit Management
|-
|-
| MCIfA || Member, Chartered Institute for Archaeologists ||
| MCIEEM || Member, Chartered Institute of Ecology and Environmental Management
|-
|-
| MCIH || Member, Chartered Institute of Housing ||
| MCIfA || Member, Chartered Institute for Archaeologists
|-
|-
| MCIHort || Member, Chartered Institute of Horticulture ||
| MCIH || Member, Chartered Institute of Housing
|-
|-
| MCIHT || Member, Chartered Institution of Highways & Transportation ||
| MCIHort || Member, Chartered Institute of Horticulture
|-
|-
| MCIIS || Member, Chartered Institute of Information Security ||
| MCIHT || Member, Chartered Institution of Highways & Transportation
|-
|-
| MCIJ || Member, Chartered Institute of Journalists ||
| MCIIS || Member, Chartered Institute of Information Security
|-
|-
| MCIL || Member, Chartered Institute of Linguists ||
| MCIJ || Member, Chartered Institute of Journalists
|-
|-
| MCIM || Member, Chartered Institute of Marketing ||
| MCIL || Member, Chartered Institute of Linguists
|-
|-
| MCIMarE || Member, Canadian Institute of Marine Engineers ||
| MCIM || Member, Chartered Institute of Marketing
|-
|-
| MCIOB || Member, Chartered Institute of Building ||
| MCIMarE || Member, Canadian Institute of Marine Engineers
|-
|-
| MCIPD || Member, Charted Institute of Personnel and Development ||
| MCIOB || Member, Chartered Institute of Building
|-
|-
| MCIPR || Member, Chartered Institute of Public Relations ||
| MCIPD || Member, Charted Institute of Personnel and Development
|-
|-
| MCIPS || Member, Chartered Institute of Procurement (formerly Purchasing) and Supply ||
| MCIPR || Member, Chartered Institute of Public Relations
|-
|-
| MCIS || Member, Institute of Chartered Secretaries and Administrators ||
| MCIPS || Member, Chartered Institute of Procurement (formerly Purchasing) and Supply
|-
|-
| MCIT || Member, Chartered Institute of Transport (now see CMILT) ||
| MCIS || Member, Institute of Chartered Secretaries and Administrators
|-
|-
| MCIWEM || Member, Chartered Institution of Water and Environmental Management ||
| MCIT || Member, Chartered Institute of Transport (now see CMILT)
|-
|-
| MCIWM || Member, Chartered Institution of Wastes Management ||
| MCIWEM || Member, Chartered Institution of Water and Environmental Management
|-
|-
| MCL || Master in Civil Law ||  
| MCIWM || Member, Chartered Institution of Wastes Management
|-
|-
| MCLIP || Member, Chartered Institute of Library and Information Professionals ||  
| MCL || Master in Civil Law
|-
|-
| MCMI || Member, Chartered Management Institute ||
| MCLIP || Member, Chartered Institute of Library and Information Professionals
|-
|-
| MCollP || Member, College of Preceptors ||
| MCMI || Member, Chartered Management Institute
|-
|-
| MCom || Master of Commerce ||
| MCollP || Member, College of Preceptors
|-
|-
| MCommH || Master of Community Health ||
| MCom || Master of Commerce
|-
|-
| MConsE || Member, Association of Consulting Engineers ||
| MCommH || Master of Community Health
|-
|-
| MConsEI || Member, Association of Consulting Engineers of Ireland ||
| MConsE || Member, Association of Consulting Engineers
|-
|-
| MCOphth || Member, College of Ophthalmologists (now see MRCOphth) ||
| MConsEI || Member, Association of Consulting Engineers of Ireland
|-
|-
| MCP || Member of Colonial Parliament ||
| MCOphth || Member, College of Ophthalmologists (now see MRCOphth)
|-
|-
| Master of City Planning (US) ||  ||  
| MCP || Member of Colonial Parliament
|-
|-
| MCPA || Member, College of Pathologists of Australia (now see MRCPA) ||  
| Master of City Planning (US) ||  
|-
|-
| MCPP || Member, College of Pharmacy Practice ||
| MCPA || Member, College of Pathologists of Australia (now see MRCPA)
|-
|-
| MCPS || Member, College of Physicians and Surgeons ||
| MCPP || Member, College of Pharmacy Practice
|-
|-
| MCS || Malayan Civil Service ||  
| MCPS || Member, College of Physicians and Surgeons
|-
|-
| MCSD || Member, Chartered Society of Designers ||  
| MCS || Malayan Civil Service
|-
|-
| MCSEE || Member, Canadian Society of Electrical Engineers ||
| MCSD || Member, Chartered Society of Designers
|-
|-
| MCSI || Member, Chartered Institute for Securities & Investment ||
| MCSEE || Member, Canadian Society of Electrical Engineers
|-
|-
| MCSP || Member, Chartered Society of Physiotherapy ||
| MCSI || Member, Chartered Institute for Securities & Investment
|-
|-
| MCST || Member, College of Speech Therapists ||
| MCSP || Member, Chartered Society of Physiotherapy
|-
|-
| MCT || Member, Association of Corporate Treasurers ||
| MCST || Member, College of Speech Therapists
|-
|-
| MD || Doctor of Medicine ||
| MCT || Member, Association of Corporate Treasurers
|-
|-
| Military District ||  ||  
| MD || Doctor of Medicine
|-
|-
| Maryland (postal) ||  ||  
| Military District ||  
|-
|-
| Md || Maryland ||  
| Maryland (postal) ||  
|-
|-
| MDA || Masters in Defence Administration ||  
| Md || Maryland
|-
|-
| MDC || Metropolitan District Council ||  
| MDA || Masters in Defence Administration
|-
|-
| MDes || Master of Design ||  
| MDC || Metropolitan District Council
|-
|-
| MDiv || Master of Divinity ||
| MDes || Master of Design
|-
|-
| MDS || Master of Dental Surgery ||
| MDiv || Master of Divinity
|-
|-
| MDSc || Master of Dental Science ||
| MDS || Master of Dental Surgery
|-
|-
| ME || Mining Engineer ||  
| MDSc || Master of Dental Science
|-
|-
| Middle East ||  ||  
| ME || Mining Engineer
|-
|-
| Master of Engineering ||  ||  
| Middle East ||  
|-
|-
| Maine (postal) ||  ||  
| Master of Engineering ||  
|-
|-
| Myalgic Encephalomyelitis ||  ||  
| Maine (postal) ||  
|-
|-
| MEAF || Middle East Air Force ||  
| Myalgic Encephalomyelitis ||  
|-
|-
| MEC || Member of Executive Council ||  
| MEAF || Middle East Air Force
|-
|-
| Middle East Command ||  ||  
| MEC || Member of Executive Council
|-
|-
| MEc || Master of Economics ||  
| Middle East Command ||  
|-
|-
| MECAS || Middle East Centre for Arab Studies ||  
| MEc || Master of Economics
|-
|-
| Mech. || Mechanics ||  
| MECAS || Middle East Centre for Arab Studies
|-
|-
| Mechanical ||  ||  
| Mech. || Mechanics
|-
|-
| MECI || Member, Institute of Employment Consultants ||  
| Mechanical ||  
|-
|-
| Med. || Medical ||  
| MECI || Member, Institute of Employment Consultants
|-
|-
| MEd || Master of Education ||  
| Med. || Medical
|-
|-
| MED || Master of Environmental Design ||
| MEd || Master of Education
|-
|-
| MEdSt || Master of Educational Studies ||
| MED || Master of Environmental Design
|-
|-
| MEF || Middle East Force ||  
| MEdSt || Master of Educational Studies
|-
|-
| MEI || Member, Energy Institute ||  
| MEF || Middle East Force
|-
|-
| MEIC || Member, Engineering Institute of Canada ||
| MEI || Member, Energy Institute
|-
|-
| MELF || Middle East Land Forces ||  
| MEIC || Member, Engineering Institute of Canada
|-
|-
| Mencap || Royal Society for Mentally Handicapped Children and Adults ||  
| MELF || Middle East Land Forces
|-
|-
| MEng || Master of Engineering ||  
| Mencap || Royal Society for Mentally Handicapped Children and Adults
|-
|-
| MEnvS || Master of Environmental Studies ||
| MEng || Master of Engineering
|-
|-
| MEO || Marine Engineering Officer ||  
| MEnvS || Master of Environmental Studies
|-
|-
| MEP || Member of the European Parliament ||  
| MEO || Marine Engineering Officer
|-
|-
| MES || Master of Environmental Studies ||
| MEP || Member of the European Parliament
|-
|-
| MESc || Master of Engineering Science ||
| MES || Master of Environmental Studies
|-
|-
| MetSoc || Metals Society (formed by amalgamation of Institute of Metals and Iron and Steel Institute; now merged with Institution of Metallurgists to form Institute of Metals) ||
| MESc || Master of Engineering Science
|-
|-
| MF || Master of Forestry ||
| MetSoc || Metals Society (formed by amalgamation of Institute of Metals and Iron and Steel Institute; now merged with Institution of Metallurgists to form Institute of Metals)
|-
|-
| MFA || Master of Fine Arts ||
| MF || Master of Forestry
|-
|-
| MFC || Mastership in Food Control ||  
| MFA || Master of Fine Arts
|-
|-
| MFCM || Member, Faculty of Community Medicine (later MFPHM) ||  
| MFC || Mastership in Food Control
|-
|-
| MFFLM || Member, Faculty of Forensic and Legal Medicine, Royal College of Physicians ||
| MFCM || Member, Faculty of Community Medicine (later MFPHM)
|-
|-
| MFFP || Member, Faculty of Family Planning, Royal College of Obstetricians and Gynaecologists ||
| MFFLM || Member, Faculty of Forensic and Legal Medicine, Royal College of Physicians
|-
|-
| MFGB || Miners’ Federation of Great Britain (now see NUM) ||
| MFFP || Member, Faculty of Family Planning, Royal College of Obstetricians and Gynaecologists
|-
|-
| MFGDP || Member, Faculty of General Dental Practitioners, Royal College of Surgeons ||
| MFGB || Miners’ Federation of Great Britain (now see NUM)
|-
|-
| MFH || Master of Foxhounds ||
| MFGDP || Member, Faculty of General Dental Practitioners, Royal College of Surgeons
|-
|-
| MFHom || Member, Faculty of Homoeopathy ||
| MFH || Master of Foxhounds
|-
|-
| MFOM || Member, Faculty of Occupational Medicine ||
| MFHom || Member, Faculty of Homoeopathy
|-
|-
| MFPaed || Member, Faculty of Paediatrics, Royal College of Physicians of Ireland ||
| MFOM || Member, Faculty of Occupational Medicine
|-
|-
| MFPH || Member, Faculty of Public Health ||
| MFPaed || Member, Faculty of Paediatrics, Royal College of Physicians of Ireland
|-
|-
| MFPHM || Member, Faculty of Public Health Medicine (now see MFPH) ||
| MFPH || Member, Faculty of Public Health
|-
|-
| MFPHMI || Member, Faculty of Public Health Medicine of Ireland ||
| MFPHM || Member, Faculty of Public Health Medicine (now see MFPH)
|-
|-
| MFPM || Member, Faculty of Pharmaceutical Medicine ||
| MFPHMI || Member, Faculty of Public Health Medicine of Ireland
|-
|-
| MGDSRCS || Member in General Dental Surgery, Royal College of Surgeons ||
| MFPM || Member, Faculty of Pharmaceutical Medicine
|-
|-
| MGI || Member, Institute of Certificated Grocers ||
| MGDSRCS || Member in General Dental Surgery, Royal College of Surgeons
|-
|-
| MGO || Master General of the Ordnance ||
| MGI || Member, Institute of Certificated Grocers
|-
|-
| Master of Gynaecology and Obstetrics ||  ||
| MGO || Master General of the Ordnance
|-
|-
| Mgr || Monsignor ||  
| Master of Gynaecology and Obstetrics ||  
|-
|-
| MHA || Member of House of Assembly ||  
| Mgr || Monsignor
|-
|-
| Master of Health Administration ||  ||  
| MHA || Member of House of Assembly
|-
|-
| MHCIMA || Member, Hotel Catering and International (formerly Institutional) Management Association (now see MIH) ||  
| Master of Health Administration ||  
|-
|-
| MHCLG || Ministry of Housing, Communities and Local Government ||
| MHCIMA || Member, Hotel Catering and International (formerly Institutional) Management Association (now see MIH)
|-
|-
| MHK || Member of the House of Keys ||
| MHCLG || Ministry of Housing, Communities and Local Government
|-
|-
| MHM || Master of Health Management ||
| MHK || Member of the House of Keys
|-
|-
| MHort (RHS) || Master of Horticulture, Royal Horticultural Society ||
| MHM || Master of Health Management
|-
|-
| MHR || Member of the House of Representatives ||
| MHort (RHS) || Master of Horticulture, Royal Horticultural Society
|-
|-
| MHRA || Modern Humanities Research Association ||  
| MHR || Member of the House of Representatives
|-
|-
| MHSM || Member, Institute of Health Services Management (now see MIHM) ||  
| MHRA || Modern Humanities Research Association
|-
|-
| MI || Military Intelligence ||  
| MHSM || Member, Institute of Health Services Management (now see MIHM)
|-
|-
| Michigan (postal) ||  ||  
| MI || Military Intelligence
|-
|-
| MIAeE || Member, Institute of Aeronautical Engineers ||  
| Michigan (postal) ||  
|-
|-
| MIAgrE || Member, Institution of Agricultural Engineers ||
| MIAeE || Member, Institute of Aeronautical Engineers
|-
|-
| MIAM || Member, Institute of Administrative Management ||
| MIAgrE || Member, Institution of Agricultural Engineers
|-
|-
| MIAS || Member, Institute of Aeronautical Science (US) (now see MAIAA) ||
| MIAM || Member, Institute of Administrative Management
|-
|-
| Member, Institute of Architects and Surveyors ||  ||
| MIAS || Member, Institute of Aeronautical Science (US) (now see MAIAA)
|-
|-
| MIBC || Member, Institute of Business Counsellors ||  
| Member, Institute of Architects and Surveyors ||  
|-
|-
| Member, Institute of Building Control ||  ||
| MIBC || Member, Institute of Business Counsellors
|-
|-
| MIBiol || Member, Institute of Biology (later MSB, now see MRSB) ||  
| Member, Institute of Building Control ||  
|-
|-
| MICE || Member, Institution of Civil Engineers ||
| MIBiol || Member, Institute of Biology (later MSB, now see MRSB)
|-
|-
| MICEI || Member, Institution of Civil Engineers of Ireland ||
| MICE || Member, Institution of Civil Engineers
|-
|-
| MICeram || Member, Institute of Ceramics (later MIM) ||
| MICEI || Member, Institution of Civil Engineers of Ireland
|-
|-
| MICFor || Member, Institute of Chartered Foresters ||
| MICeram || Member, Institute of Ceramics (later MIM)
|-
|-
| Mich || Michigan ||  
| MICFor || Member, Institute of Chartered Foresters
|-
|-
| MIChemE || Member, Institution of Chemical Engineers ||  
| Mich || Michigan
|-
|-
| MICM || Member, Institute of Credit Management (now see MCICM) ||
| MIChemE || Member, Institution of Chemical Engineers
|-
|-
| MICorr || Member, Institute of Corrosion ||
| MICM || Member, Institute of Credit Management (now see MCICM)
|-
|-
| MICorrST || Member, Institution of Corrosion Science and Technology (now see MICorr) ||
| MICorr || Member, Institute of Corrosion
|-
|-
| MICS || Member, Institute of Chartered Shipbrokers ||
| MICorrST || Member, Institution of Corrosion Science and Technology (now see MICorr)
|-
|-
| MIE(Aust) || Member, Institution of Engineers, Australia ||
| MICS || Member, Institute of Chartered Shipbrokers
|-
|-
| MIED || Member, Institution of Engineering Designers ||
| MIE(Aust) || Member, Institution of Engineers, Australia
|-
|-
| MIEE || Member, Institution of Electrical Engineers (now see MIET) ||
| MIED || Member, Institution of Engineering Designers
|-
|-
| MIEEE || Member, Institute of Electrical and Electronics Engineers (NY) ||
| MIEE || Member, Institution of Electrical Engineers (now see MIET)
|-
|-
| MIEEM || Member, Institute of Ecology and Environmental Management (now see MCIEEM) ||
| MIEEE || Member, Institute of Electrical and Electronics Engineers (NY)
|-
|-
| MIEI || Member, Institution of Engineering Inspection ||
| MIEEM || Member, Institute of Ecology and Environmental Management (now see MCIEEM)
|-
|-
| MIEMA || Member, Institute of Environmental Management and Assessment ||
| MIEI || Member, Institution of Engineering Inspection
|-
|-
| MIEMgt || Member, Institute of Environmental Management (now see MIEMA) ||
| MIEMA || Member, Institute of Environmental Management and Assessment
|-
|-
| MIEnvSc || Member, Institution of Environmental Sciences ||
| MIEMgt || Member, Institute of Environmental Management (now see MIEMA)
|-
|-
| MIERE || Member, Institution of Electronic and Radio Engineers (later MIEE) ||
| MIEnvSc || Member, Institution of Environmental Sciences
|-
|-
| MIES || Member, Institution of Engineers and Shipbuilders, Scotland ||
| MIERE || Member, Institution of Electronic and Radio Engineers (later MIEE)
|-
|-
| MIET || Member, Institution of Engineering and Technology (formerly Member, Institute of Engineers and Technicians) ||
| MIES || Member, Institution of Engineers and Shipbuilders, Scotland
|-
|-
| MIEx || Member, Institute of Export ||
| MIET || Member, Institution of Engineering and Technology (formerly Member, Institute of Engineers and Technicians)
|-
|-
| MIExpE || Member, Institute of Explosives Engineers ||
| MIEx || Member, Institute of Export
|-
|-
| MIfA || Member, Institute for Archaeologists (now see MCIfA) ||
| MIExpE || Member, Institute of Explosives Engineers
|-
|-
| MIFA || Member, Institute of Field Archaeologists (later MIfA) ||
| MIfA || Member, Institute for Archaeologists (now see MCIfA)
|-
|-
| MIFF || Member, Institute of Freight Forwarders (now see MIFP) ||
| MIFA || Member, Institute of Field Archaeologists (later MIfA)
|-
|-
| MIFireE || Member, Institution of Fire Engineers ||
| MIFF || Member, Institute of Freight Forwarders (now see MIFP)
|-
|-
| MIFM || Member, Institute of Fisheries Management ||
| MIFireE || Member, Institution of Fire Engineers
|-
|-
| MIFor || Member, Institute of Foresters (now see MICFor) ||
| MIFM || Member, Institute of Fisheries Management
|-
|-
| MIFP || Member, Institute of Freight Professionals ||
| MIFor || Member, Institute of Foresters (now see MICFor)
|-
|-
| MIGasE || Member, Institution of Gas Engineers (now see MIGEM) ||
| MIFP || Member, Institute of Freight Professionals
|-
|-
| MIGEM || Member, Institution of Gas Engineers and Managers ||
| MIGasE || Member, Institution of Gas Engineers (now see MIGEM)
|-
|-
| MIGeol || Member, Institution of Geologists ||
| MIGEM || Member, Institution of Gas Engineers and Managers
|-
|-
| MIH || Member, Institute of Housing (now see MCIH) ||
| MIGeol || Member, Institution of Geologists
|-
|-
| Member, Institute of Hospitality ||  ||
| MIH || Member, Institute of Housing (now see MCIH)
|-
|-
| MIHM || Member, Institute of Housing Managers (later MIH) ||  
| Member, Institute of Hospitality ||  
|-
|-
| Member, Institute of Healthcare Management ||  ||
| MIHM || Member, Institute of Housing Managers (later MIH)
|-
|-
| MIHort || Member, Institute of Horticulture (now see MCIHort) ||  
| Member, Institute of Healthcare Management ||  
|-
|-
| MIHT || Member, Institution of Highways and Transportation (now see MCIHT) ||
| MIHort || Member, Institute of Horticulture (now see MCIHort)
|-
|-
| MIHVE || Member, Institution of Heating and Ventilating Engineers (later MCIBS) ||
| MIHT || Member, Institution of Highways and Transportation (now see MCIHT)
|-
|-
| MIIA || Member, Institute of Industrial Administration (later FBIM) ||
| MIHVE || Member, Institution of Heating and Ventilating Engineers (later MCIBS)
|-
|-
| MIIE || Member, Institution of Incorporated Engineers in Electronic, Electrical and Mechanical Engineering (now see MIET) ||
| MIIA || Member, Institute of Industrial Administration (later FBIM)
|-
|-
| MIIM || Member, Institution of Industrial Managers ||
| MIIE || Member, Institution of Incorporated Engineers in Electronic, Electrical and Mechanical Engineering (now see MIET)
|-
|-
| MIInfSc || Member, Institute of Information Sciences (now see MCLIP) ||
| MIIM || Member, Institution of Industrial Managers
|-
|-
| MIL || Member, Institute of Linguists (now see MCIL) ||
| MIInfSc || Member, Institute of Information Sciences (now see MCLIP)
|-
|-
| Mil. || Military ||  
| MIL || Member, Institute of Linguists (now see MCIL)
|-
|-
| MILGA || Member, Institute of Local Government Administrators ||  
| Mil. || Military
|-
|-
| MILocoE || Member, Institution of Locomotive Engineers ||
| MILGA || Member, Institute of Local Government Administrators
|-
|-
| MILog || Member, Institute of Logistics (now see MILT) ||
| MILocoE || Member, Institution of Locomotive Engineers
|-
|-
| MILT || Member, Chartered Institute of Logistics and Transport ||
| MILog || Member, Institute of Logistics (now see MILT)
|-
|-
| MIM || Member, Institute of Materials (formerly Institution of Metallurgists, then Institute of Metals) (now see MIMMM) ||
| MILT || Member, Chartered Institute of Logistics and Transport
|-
|-
| MIMA || Member, Institute of Mathematics and its Applications ||
| MIM || Member, Institute of Materials (formerly Institution of Metallurgists, then Institute of Metals) (now see MIMMM)
|-
|-
| MIMarE || Member, Institute of Marine Engineers (now see MIMarEST) ||
| MIMA || Member, Institute of Mathematics and its Applications
|-
|-
| MIMarEST || Member, Institute of Marine Engineering, Science and Technology ||
| MIMarE || Member, Institute of Marine Engineers (now see MIMarEST)
|-
|-
| MIMC || Member, Institute of Management Consultants ||
| MIMarEST || Member, Institute of Marine Engineering, Science and Technology
|-
|-
| MIMechE || Member, Institution of Mechanical Engineers ||
| MIMC || Member, Institute of Management Consultants
|-
|-
| MIMEMME || Member, Institution of Mining Electrical & Mining Mechanical Engineers (later MIMinE) ||
| MIMechE || Member, Institution of Mechanical Engineers
|-
|-
| MIMgt || Member, Institute of Management (see now MCMI) ||
| MIMEMME || Member, Institution of Mining Electrical & Mining Mechanical Engineers (later MIMinE)
|-
|-
| MIMGTechE || Member, Institution of Mechanical and General Technician Engineers ||
| MIMgt || Member, Institute of Management (see now MCMI)
|-
|-
| MIMI || Member, Institute of the Motor Industry ||
| MIMGTechE || Member, Institution of Mechanical and General Technician Engineers
|-
|-
| MIMinE || Member, Institution of Mining Engineers (later MIMM) ||
| MIMI || Member, Institute of the Motor Industry
|-
|-
| MIMM || Member, Institution of Mining and Metallurgy (now see MIMMM) ||
| MIMinE || Member, Institution of Mining Engineers (later MIMM)
|-
|-
| MIMMM || Member, Institute of Materials, Minerals and Mining ||
| MIMM || Member, Institution of Mining and Metallurgy (now see MIMMM)
|-
|-
| MIMunE || Member, Institution of Municipal Engineers (now amalgamated with Institution of Civil Engineers) ||
| MIMMM || Member, Institute of Materials, Minerals and Mining
|-
|-
| MIN || Member, Institute of Navigation (now see MRIN) ||
| MIMunE || Member, Institution of Municipal Engineers (now amalgamated with Institution of Civil Engineers)
|-
|-
| Min. || Ministry ||  
| MIN || Member, Institute of Navigation (now see MRIN)
|-
|-
| Minn || Minnesota ||  
| Min. || Ministry
|-
|-
| MInstAM || Member, Institute of Administrative Management ||  
| Minn || Minnesota
|-
|-
| MInstBE || Member, Institution of British Engineers ||
| MInstAM || Member, Institute of Administrative Management
|-
|-
| MInstCE || Member, Institution of Civil Engineers (now see FICE) ||
| MInstBE || Member, Institution of British Engineers
|-
|-
| MInstD || Member, Institute of Directors ||
| MInstCE || Member, Institution of Civil Engineers (now see FICE)
|-
|-
| MInstE || Member, Institute of Energy (now see MEI) ||
| MInstD || Member, Institute of Directors
|-
|-
| MInstF || Member, Institute of Fuel (later MInstE) ||
| MInstE || Member, Institute of Energy (now see MEI)
|-
|-
| MInstHE || Member, Institution of Highway Engineers (later MIHT, now see MCIHT) ||
| MInstF || Member, Institute of Fuel (later MInstE)
|-
|-
| MInstKT || Member, Institute of Knowledge Transfer ||
| MInstHE || Member, Institution of Highway Engineers (later MIHT, now see MCIHT)
|-
|-
| MInstLM || Member, Institute of Leadership and Management ||
| MInstKT || Member, Institute of Knowledge Transfer
|-
|-
| MInstM || Member, Institute of Marketing (now see MCIM) ||
| MInstLM || Member, Institute of Leadership and Management
|-
|-
| MInstMC || Member, Institute of Measurement and Control ||
| MInstM || Member, Institute of Marketing (now see MCIM)
|-
|-
| MInstME || Member, Institution of Mining Engineers ||
| MInstMC || Member, Institute of Measurement and Control
|-
|-
| MInstMet || Member, Institute of Metals (later part of Metals Society; then MIM) ||
| MInstME || Member, Institution of Mining Engineers
|-
|-
| MInstP || Member, Institute of Physics ||
| MInstMet || Member, Institute of Metals (later part of Metals Society; then MIM)
|-
|-
| MInstPet || Member, Institute of Petroleum (now see MEI) ||
| MInstP || Member, Institute of Physics
|-
|-
| MInstPkg || Member, Institute of Packaging ||
| MInstPet || Member, Institute of Petroleum (now see MEI)
|-
|-
| MInstPS || Member, Institute of Purchasing and Supply ||
| MInstPkg || Member, Institute of Packaging
|-
|-
| MInstRA || Member, Institute of Registered Architects ||
| MInstPS || Member, Institute of Purchasing and Supply
|-
|-
| MInstRE || Member, Institution of Royal Engineers ||
| MInstRA || Member, Institute of Registered Architects
|-
|-
| MInstT || Member, Institute of Transport (later MCIT) ||
| MInstRE || Member, Institution of Royal Engineers
|-
|-
| MInstTA || Member, Institute of Transport Administration ||
| MInstT || Member, Institute of Transport (later MCIT)
|-
|-
| MInstW || Member, Institute of Welding (now see MWeldI) ||
| MInstTA || Member, Institute of Transport Administration
|-
|-
| MInstWM || Member, Institute of Wastes Management (now see MCIWM) ||
| MInstW || Member, Institute of Welding (now see MWeldI)
|-
|-
| MINucE || Member, Institution of Nuclear Engineers (now see MNucI) ||
| MInstWM || Member, Institute of Wastes Management (now see MCIWM)
|-
|-
| MIOA || Member, Institute of Acoustics ||
| MINucE || Member, Institution of Nuclear Engineers (now see MNucI)
|-
|-
| MIOB || Member, Institute of Building (now see MCIOB) ||
| MIOA || Member, Institute of Acoustics
|-
|-
| MIOM || Member, Institute of Office Management (now see MIAM) ||
| MIOB || Member, Institute of Building (now see MCIOB)
|-
|-
| MIOSH || Member, Institution of Occupational Safety and Health ||
| MIOM || Member, Institute of Office Management (now see MIAM)
|-
|-
| MIPA || Member, Institute of Practitioners in Advertising ||
| MIOSH || Member, Institution of Occupational Safety and Health
|-
|-
| MIPD || Member, Institute of Personnel and Development (now see MCIPD) ||
| MIPA || Member, Institute of Practitioners in Advertising
|-
|-
| MIPEM || Member, Institute of Physics and Engineering in Medicine ||
| MIPD || Member, Institute of Personnel and Development (now see MCIPD)
|-
|-
| MIPlantE || Member, Institution of Plant Engineers ||
| MIPEM || Member, Institute of Physics and Engineering in Medicine
|-
|-
| MIPM || Member, Institute of Personnel Management (later MIPD) ||
| MIPlantE || Member, Institution of Plant Engineers
|-
|-
| MIPR || Member, Institute of Public Relations (now see MCIPR) ||
| MIPM || Member, Institute of Personnel Management (later MIPD)
|-
|-
| MIProdE || Member, Institution of Production Engineers (later MIEE) ||
| MIPR || Member, Institute of Public Relations (now see MCIPR)
|-
|-
| MIQ || Member, Institute of Quarrying ||
| MIProdE || Member, Institution of Production Engineers (later MIEE)
|-
|-
| MIQA || Member, Institute of Quality Assurance ||
| MIQ || Member, Institute of Quarrying
|-
|-
| MIRE || Member, Institution of Radio Engineers (later MIERE) ||
| MIQA || Member, Institute of Quality Assurance
|-
|-
| MIREE(Aust) || Member, Institution of Radio and Electronics Engineers (Australia) ||
| MIRE || Member, Institution of Radio Engineers (later MIERE)
|-
|-
| MIRM || Member, Institute of Risk Management ||
| MIREE(Aust) || Member, Institution of Radio and Electronics Engineers (Australia)
|-
|-
| MIRO || Mineral Industry Research Organisation ||  
| MIRM || Member, Institute of Risk Management
|-
|-
| Member, Institution of Railway Operators ||  ||  
| MIRO || Mineral Industry Research Organisation
|-
|-
| MIRPM || Member, Institute of Residential Property Management ||  
| Member, Institution of Railway Operators ||  
|-
|-
| MIRT || Member, Institute of Reprographic Technicians ||
| MIRPM || Member, Institute of Residential Property Management
|-
|-
| MIRTE || Member, Institute of Road Transport Engineers ||
| MIRT || Member, Institute of Reprographic Technicians
|-
|-
| MIS || Member, Institute of Statisticians ||
| MIRTE || Member, Institute of Road Transport Engineers
|-
|-
| MISI || Member, Iron and Steel Institute (later part of Metals Society) ||
| MIS || Member, Institute of Statisticians
|-
|-
| Miss || Mississippi ||  
| MISI || Member, Iron and Steel Institute (later part of Metals Society)
|-
|-
| MIStructE || Member, Institution of Structural Engineers ||  
| Miss || Mississippi
|-
|-
| MIT || Massachusetts Institute of Technology ||
| MIStructE || Member, Institution of Structural Engineers
|-
|-
| MITA || Member, Industrial Transport Association ||  
| MIT || Massachusetts Institute of Technology
|-
|-
| MITD || Member, Institute of Training and Development (later MIPD) ||
| MITA || Member, Industrial Transport Association
|-
|-
| MITE || Member, Institution of Electrical and Electronics Technician Engineers ||
| MITD || Member, Institute of Training and Development (later MIPD)
|-
|-
| MITI || Member, Institute of Translation & Interpreting ||
| MITE || Member, Institution of Electrical and Electronics Technician Engineers
|-
|-
| MITSA || Member, Institute of Trading Standards Administration ||
| MITI || Member, Institute of Translation & Interpreting
|-
|-
| MITT || Member, Institute of Travel and Tourism ||
| MITSA || Member, Institute of Trading Standards Administration
|-
|-
| MIWE || Member, Institution of Water Engineers (later MIWES) ||
| MITT || Member, Institute of Travel and Tourism
|-
|-
| MIWEM || Member, Institution of Water and Environmental Management (now see MCIWEM) ||
| MIWE || Member, Institution of Water Engineers (later MIWES)
|-
|-
| MIWES || Member, Institution of Water Engineers and Scientists (later MIWEM) ||
| MIWEM || Member, Institution of Water and Environmental Management (now see MCIWEM)
|-
|-
| MIWM || Member, Institution of Works Managers (now see MIIM) ||
| MIWES || Member, Institution of Water Engineers and Scientists (later MIWEM)
|-
|-
| MIWPC || Member, Institute of Water Pollution Control (later MIWEM) ||
| MIWM || Member, Institution of Works Managers (now see MIIM)
|-
|-
| MIWSP || Member, Institute of Work Study Practitioners (now see MMS) ||
| MIWPC || Member, Institute of Water Pollution Control (later MIWEM)
|-
|-
| MJA || Medical Journalists Association ||  
| MIWSP || Member, Institute of Work Study Practitioners (now see MMS)
|-
|-
| MJI || Member, Institute of Journalists (now see MCIJ) ||
| MJA || Medical Journalists Association
|-
|-
| MJIE || Member, Junior Institution of Engineers (now see MIGTechE) ||
| MJI || Member, Institute of Journalists (now see MCIJ)
|-
|-
| MJur || Magister Juris (Master of Law) ||
| MJIE || Member, Junior Institution of Engineers (now see MIGTechE)
|-
|-
| ML || Licentiate in Medicine ||  
| MJur || Magister Juris (Master of Law)
|-
|-
| Master of Laws ||  ||  
| ML || Licentiate in Medicine
|-
|-
| MLA || Member of Legislative Assembly ||  
| Master of Laws ||  
|-
|-
| Modern Language Association ||  ||  
| MLA || Member of Legislative Assembly
|-
|-
| Master in Landscape Architecture ||  ||  
| Modern Language Association ||  
|-
|-
| Museums, Libraries and Archives Council ||  ||  
| Master in Landscape Architecture ||  
|-
|-
| MLC || Member of Legislative Council ||  
| Museums, Libraries and Archives Council ||  
|-
|-
| Meat and Livestock Commission ||  ||  
| MLC || Member of Legislative Council
|-
|-
| MLCOM || Member, London College of Osteopathic Medicine ||  
| Meat and Livestock Commission ||  
|-
|-
| MLI || Member, Landscape Institute ||
| MLCOM || Member, London College of Osteopathic Medicine
|-
|-
| MLib || Master of Librarianship ||  
| MLI || Member, Landscape Institute
|-
|-
| MLitt || Master of Letters ||
| MLib || Master of Librarianship
|-
|-
| Mlle || Mademoiselle ||  
| MLitt || Master of Letters
|-
|-
| MLO || Military Liaison Officer ||  
| Mlle || Mademoiselle
|-
|-
| MLR || Modern Language Review ||  
| MLO || Military Liaison Officer
|-
|-
| MLS || Master of Library Science ||  
| MLR || Modern Language Review
|-
|-
| MM || Military Medal ||  
| MLS || Master of Library Science
|-
|-
| Merchant Marine ||  ||  
| MM || Military Medal
|-
|-
| MMA || Metropolitan Museum of Art ||  
| Merchant Marine ||  
|-
|-
| MMan || Master of Management ||
| MMA || Metropolitan Museum of Art
|-
|-
| MMath || Master of Mathematics ||
| MMan || Master of Management
|-
|-
| MMB || Milk Marketing Board ||  
| MMath || Master of Mathematics
|-
|-
| MMD || Movement for Multi-Party Democracy ||  
| MMB || Milk Marketing Board
|-
|-
| Master of Management of Defence ||  ||  
| MMD || Movement for Multi-Party Democracy
|-
|-
| MME || Master of Mining Engineering ||  
| Master of Management of Defence ||  
|-
|-
| Mme || Madame ||  
| MME || Master of Mining Engineering
|-
|-
| MMechE || Master of Mechanical Engineering ||  
| Mme || Madame
|-
|-
| MMEd || Master in Medical Education ||
| MMechE || Master of Mechanical Engineering
|-
|-
| MMedSci || Master in Medical Science ||
| MMEd || Master in Medical Education
|-
|-
| MMet || Master of Metallurgy ||
| MMedSci || Master in Medical Science
|-
|-
| MMGI || Member, Mining, Geological and Metallurgical Institute of India ||
| MMet || Master of Metallurgy
|-
|-
| MMin || Master of Ministry ||
| MMGI || Member, Mining, Geological and Metallurgical Institute of India
|-
|-
| MML || Masters in Medical Law ||  
| MMin || Master of Ministry
|-
|-
| MMLJ || Member of Merit, Order of St Lazarus of Jerusalem ||  
| MML || Masters in Medical Law
|-
|-
| MMM || Member, Order of Military Merit (Canada) ||
| MMLJ || Member of Merit, Order of St Lazarus of Jerusalem
|-
|-
| MMRS || Member, Market Research Society ||
| MMM || Member, Order of Military Merit (Canada)
|-
|-
| MMS || Member, Institute of Management Services ||
| MMRS || Member, Market Research Society
|-
|-
| MMus || Master of Music ||
| MMS || Member, Institute of Management Services
|-
|-
| MN || Merchant Navy ||  
| MMus || Master of Music
|-
|-
| Minnesota (postal) ||  ||  
| MN || Merchant Navy
|-
|-
| MNAM || Member, National Academy of Medicine (US) ||  
| Minnesota (postal) ||  
|-
|-
| MNAS || Member, National Academy of Sciences (US) ||
| MNAM || Member, National Academy of Medicine (US)
|-
|-
| MND || Motor Neurone Disease ||  
| MNAS || Member, National Academy of Sciences (US)
|-
|-
| MNECInst || Member, North East Coast Institution of Engineers and Shipbuilders ||  
| MND || Motor Neurone Disease
|-
|-
| MNI || Member, Nautical Institute ||
| MNECInst || Member, North East Coast Institution of Engineers and Shipbuilders
|-
|-
| MNIMH || Member, National Institute of Medical Herbalists ||
| MNI || Member, Nautical Institute
|-
|-
| MNucI || Member, Nuclear Institute ||
| MNIMH || Member, National Institute of Medical Herbalists
|-
|-
| MNZIS || Member, New Zealand Institute of Surveyors ||
| MNucI || Member, Nuclear Institute
|-
|-
| MNZM || Member, New Zealand Order of Merit ||
| MNZIS || Member, New Zealand Institute of Surveyors
|-
|-
| MNZPI || Member, New Zealand Planning Institute ||
| MNZM || Member, New Zealand Order of Merit
|-
|-
| MO || Medical Officer ||  
| MNZPI || Member, New Zealand Planning Institute
|-
|-
| Military Operations ||  ||  
| MO || Medical Officer
|-
|-
| Missouri (postal) ||  ||  
| Military Operations ||  
|-
|-
| Mo || Missouri ||  
| Missouri (postal) ||  
|-
|-
| MoD || Ministry of Defence ||  
| Mo || Missouri
|-
|-
| Mods || Moderations (Oxford) ||  
| MoD || Ministry of Defence
|-
|-
| MOH || Medical Officer(s) of Health ||
| Mods || Moderations (Oxford)
|-
|-
| MoJ || Ministry of Justice ||
| MOH || Medical Officer(s) of Health
|-
|-
| MOM || Member, Order of Merit (Malta) ||
| MoJ || Ministry of Justice
|-
|-
| MOMA || Museum of Modern Art ||
| MOM || Member, Order of Merit (Malta)
|-
|-
| MOMI || Museum of the Moving Image ||
| MOMA || Museum of Modern Art
|-
|-
| Mon || Monmouthshire ||  
| MOMI || Museum of the Moving Image
|-
|-
| Mont || Montgomeryshire ||  
| Mon || Monmouthshire
|-
|-
| MOP || Ministry of Power ||  
| Mont || Montgomeryshire
|-
|-
| MOrthRCS || Member in Orthodontics, Royal College of Surgeons ||
| MOP || Ministry of Power
|-
|-
| Most Rev. || Most Reverend ||  
| MOrthRCS || Member in Orthodontics, Royal College of Surgeons
|-
|-
| MoT || Ministry of Transport ||  
| Most Rev. || Most Reverend
|-
|-
| MOV || Member, Order of Volta (Ghana) ||
| MoT || Ministry of Transport
|-
|-
| MP || Member of Parliament ||
| MOV || Member, Order of Volta (Ghana)
|-
|-
| MPA || Master of Public Administration ||
| MP || Member of Parliament
|-
|-
| Member, Parliamentary Assembly, Northern Ireland ||  ||  
| MPA || Master of Public Administration
|-
|-
| MPAGB || Member, Photographic Alliance of Great Britain ||  
| Member, Parliamentary Assembly, Northern Ireland ||  
|-
|-
| MPBW || Ministry of Public Building and Works ||
| MPAGB || Member, Photographic Alliance of Great Britain
|-
|-
| MPH || Master of Public Health ||
| MPBW || Ministry of Public Building and Works
|-
|-
| MPhil || Master of Philosophy ||
| MPH || Master of Public Health
|-
|-
| MPhil Stud || Master of Philosophical Studies ||
| MPhil || Master of Philosophy
|-
|-
| MPhys || Master of Physics ||
| MPhil Stud || Master of Philosophical Studies
|-
|-
| MPIA || Master of Public and International Affairs ||
| MPhys || Master of Physics
|-
|-
| MPLA || Major Projects Leadership Academy ||  
| MPIA || Master of Public and International Affairs
|-
|-
| MPMI || Member, Property Management Institute ||  
| MPLA || Major Projects Leadership Academy
|-
|-
| MPO || Management and Personnel Office ||
| MPMI || Member, Property Management Institute
|-
|-
| MPodA || Member, Podiatry Association ||  
| MPO || Management and Personnel Office
|-
|-
| MPP || Member, Provincial Parliament ||
| MPodA || Member, Podiatry Association
|-
|-
| Master in Public Policy (Harvard) ||  ||  
| MPP || Member, Provincial Parliament
|-
|-
| MPRISA || Member, Public Relations Institute of South Africa ||  
| Master in Public Policy (Harvard) ||  
|-
|-
| MProf || Masters in Professional Studies ||  
| MPRISA || Member, Public Relations Institute of South Africa
|-
|-
| MPS || Member, Pharmaceutical Society (now see MRPharmS) ||  
| MProf || Masters in Professional Studies
|-
|-
| MPTS || Medical Practitioners Tribunal Service ||  
| MPS || Member, Pharmaceutical Society (now see MRPharmS)
|-
|-
| MR || Master of the Rolls ||  
| MPTS || Medical Practitioners Tribunal Service
|-
|-
| Municipal Reform ||  ||  
| MR || Master of the Rolls
|-
|-
| MRAC || Member, Royal Agricultural College ||  
| Municipal Reform ||  
|-
|-
| MRACP || Member, Royal Australasian College of Physicians ||
| MRAC || Member, Royal Agricultural College
|-
|-
| MRACS || Member, Royal Australasian College of Surgeons ||
| MRACP || Member, Royal Australasian College of Physicians
|-
|-
| MRad || Master of Radiology ||
| MRACS || Member, Royal Australasian College of Surgeons
|-
|-
| MRAeS || Member, Royal Aeronautical Society ||  
| MRad || Master of Radiology
|-
|-
| MRAIC || Member, Royal Architectural Institute of Canada ||
| MRAeS || Member, Royal Aeronautical Society
|-
|-
| MRAS || Member, Royal Asiatic Society ||
| MRAIC || Member, Royal Architectural Institute of Canada
|-
|-
| MRC || Medical Research Council ||  
| MRAS || Member, Royal Asiatic Society
|-
|-
| MRCA || Multi-Role Combat Aircraft ||  
| MRC || Medical Research Council
|-
|-
| MRCGP || Member, Royal College of General Practitioners ||  
| MRCA || Multi-Role Combat Aircraft
|-
|-
| MRC-LMB || Medical Research Council Laboratory of Molecular Biology ||
| MRCGP || Member, Royal College of General Practitioners
|-
|-
| MRCOG || Member, Royal College of Obstetricians and Gynaecologists ||
| MRC-LMB || Medical Research Council Laboratory of Molecular Biology
|-
|-
| MRCOphth || Member, Royal College of Ophthalmologists ||
| MRCOG || Member, Royal College of Obstetricians and Gynaecologists
|-
|-
| MRCP || Member, Royal College of Physicians, London ||
| MRCOphth || Member, Royal College of Ophthalmologists
|-
|-
| Member, Royal College of Physicians, United Kingdom ||  ||
| MRCP || Member, Royal College of Physicians, London
|-
|-
| MRCPA || Member, Royal College of Pathologists of Australia ||  
| Member, Royal College of Physicians, United Kingdom ||  
|-
|-
| MRCPath || Member, Royal College of Pathologists ||
| MRCPA || Member, Royal College of Pathologists of Australia
|-
|-
| MRCPCH || Member, Royal College of Paediatrics and Child Health ||
| MRCPath || Member, Royal College of Pathologists
|-
|-
| MRCPE || Member, Royal College of Physicians, Edinburgh ||
| MRCPCH || Member, Royal College of Paediatrics and Child Health
|-
|-
| MRCPGlas || Member, Royal College of Physicians and Surgeons of Glasgow ||
| MRCPE || Member, Royal College of Physicians, Edinburgh
|-
|-
| MRCPI || Member, Royal College of Physicians of Ireland ||
| MRCPGlas || Member, Royal College of Physicians and Surgeons of Glasgow
|-
|-
| MRCPsych || Member, Royal College of Psychiatrists ||
| MRCPI || Member, Royal College of Physicians of Ireland
|-
|-
| MRCS || Member, Royal College of Surgeons of England ||
| MRCPsych || Member, Royal College of Psychiatrists
|-
|-
| MRCSE || Member, Royal College of Surgeons of Edinburgh ||
| MRCS || Member, Royal College of Surgeons of England
|-
|-
| MRCSI || Member, Royal College of Surgeons in Ireland ||
| MRCSE || Member, Royal College of Surgeons of Edinburgh
|-
|-
| MRCVS || Member, Royal College of Veterinary Surgeons ||
| MRCSI || Member, Royal College of Surgeons in Ireland
|-
|-
| MRD RCS || Member in Restorative Dentistry, Royal College of Surgeons ||
| MRCVS || Member, Royal College of Veterinary Surgeons
|-
|-
| MRE || Master of Religious Education ||
| MRD RCS || Member in Restorative Dentistry, Royal College of Surgeons
|-
|-
| MRes || Master of Research ||
| MRE || Master of Religious Education
|-
|-
| MRHS || Member, Royal Horticultural Society ||  
| MRes || Master of Research
|-
|-
| MRI || Magnetic Resonance Imaging ||  
| MRHS || Member, Royal Horticultural Society
|-
|-
| Member, Royal Institution ||  ||  
| MRI || Magnetic Resonance Imaging
|-
|-
| MRIA || Member, Royal Irish Academy ||  
| Member, Royal Institution ||  
|-
|-
| MRIAI || Member, Royal Institute of the Architects of Ireland ||
| MRIA || Member, Royal Irish Academy
|-
|-
| MRIC || Member, Royal Institute of Chemistry (now see MRSC) ||
| MRIAI || Member, Royal Institute of the Architects of Ireland
|-
|-
| MRICS || Member, Royal Institution of Chartered Surveyors ||
| MRIC || Member, Royal Institute of Chemistry (now see MRSC)
|-
|-
| MRIN || Member, Royal Institute of Navigation ||
| MRICS || Member, Royal Institution of Chartered Surveyors
|-
|-
| MRINA || Member, Royal Institution of Naval Architects ||
| MRIN || Member, Royal Institute of Navigation
|-
|-
| MRNZCGP || Member, Royal New Zealand College of General Practitioners ||
| MRINA || Member, Royal Institution of Naval Architects
|-
|-
| MRPharmS || Member, Royal Pharmaceutical Society ||
| MRNZCGP || Member, Royal New Zealand College of General Practitioners
|-
|-
| MRSB || Member, Royal Society of Biology ||
| MRPharmS || Member, Royal Pharmaceutical Society
|-
|-
| MRSC || Member, Royal Society of Chemistry ||
| MRSB || Member, Royal Society of Biology
|-
|-
| MRSH || Member, Royal Society for the Promotion of Health (now see MRSPH) ||
| MRSC || Member, Royal Society of Chemistry
|-
|-
| MRSL || Member, Order of the Republic of Sierra Leone ||
| MRSH || Member, Royal Society for the Promotion of Health (now see MRSPH)
|-
|-
| MRSocMed || Member, Royal Society of Medicine ||
| MRSL || Member, Order of the Republic of Sierra Leone
|-
|-
| MRSPH || Member, Royal Society for Public Health ||
| MRSocMed || Member, Royal Society of Medicine
|-
|-
| MRTPI || Member, Royal Town Planning Institute ||
| MRSPH || Member, Royal Society for Public Health
|-
|-
| MRurSc || Master of Rural Science ||  
| MRTPI || Member, Royal Town Planning Institute
|-
|-
| MRUSI || Member, Royal United Service Institution ||  
| MRurSc || Master of Rural Science
|-
|-
| MRVA || Member, Rating and Valuation Association ||
| MRUSI || Member, Royal United Service Institution
|-
|-
| MS || Master of Surgery ||  
| MRVA || Member, Rating and Valuation Association
|-
|-
| Master of Science (US) ||  ||
| MS || Master of Surgery
|-
|-
| Mississippi (postal) ||  ||  
| Master of Science (US) ||  
|-
|-
| Multiple Sclerosis ||  ||  
| Mississippi (postal) ||  
|-
|-
| Motor Ship ||  ||  
| Multiple Sclerosis ||  
|-
|-
| MS, MSS || Manuscript, Manuscripts ||  
| Motor Ship ||  
|-
|-
| MSA || Master of Science, Agriculture (US) ||
| MS, MSS || Manuscript, Manuscripts
|-
|-
| Mineralogical Society of America ||  ||  
| MSA || Master of Science, Agriculture (US)
|-
|-
| Motor Sports Association ||  ||  
| Mineralogical Society of America ||  
|-
|-
| MSAAIE || Member, Southern African Association of Industrial Editors ||  
| Motor Sports Association ||  
|-
|-
| MSAE || Member, Society of Automotive Engineeers (US) ||
| MSAAIE || Member, Southern African Association of Industrial Editors
|-
|-
| MSAICE || Member, South African Institution of Civil Engineers ||
| MSAE || Member, Society of Automotive Engineeers (US)
|-
|-
| MSAInstMM || Member, South African Institute of Mining and Metallurgy ||
| MSAICE || Member, South African Institution of Civil Engineers
|-
|-
| MSB || Member, Society of Biology (now see MRSB) ||
| MSAInstMM || Member, South African Institute of Mining and Metallurgy
|-
|-
| MSC || Manpower Services Commission ||  
| MSB || Member, Society of Biology (now see MRSB)
|-
|-
| Missionaries of the Sacred Heart ||  ||  
| MSC || Manpower Services Commission
|-
|-
| MSc || Master of Science ||  
| Missionaries of the Sacred Heart ||  
|-
|-
| MScD || Master of Dental Science ||
| MSc || Master of Science
|-
|-
| MScE || Master of Science in Engineering ||
| MScD || Master of Dental Science
|-
|-
| MSci || Master of Natural Sciences ||
| MScE || Master of Science in Engineering
|-
|-
| MScSoc || Master of Social Sciences ||
| MSci || Master of Natural Sciences
|-
|-
| MScSocMed || Master of Science in Social Medicine ||
| MScSoc || Master of Social Sciences
|-
|-
| MSD || Meritorious Service Decoration (Fiji) ||  
| MScSocMed || Master of Science in Social Medicine
|-
|-
| MSE || Master of Science in Engineering (US) ||
| MSD || Meritorious Service Decoration (Fiji)
|-
|-
| MSF || (Union for) Manufacturing, Science, Finance ||
| MSE || Master of Science in Engineering (US)
|-
|-
| MSFA || Member, Society of Financial Advisers ||
| MSF || (Union for) Manufacturing, Science, Finance
|-
|-
| MSHyg || Master of Science in Hygiene ||
| MSFA || Member, Society of Financial Advisers
|-
|-
| MSI || Member, Securities Institute (later Securities & Investment Institute, now see MCSI) ||  
| MSHyg || Master of Science in Hygiene
|-
|-
| MSIA || Member, Society of Industrial Artists ||
| MSI || Member, Securities Institute (later Securities & Investment Institute, now see MCSI)
|-
|-
| MSIAD || Member, Society of Industrial Artists and Designers (now see MCSD) ||
| MSIA || Member, Society of Industrial Artists
|-
|-
| MSIT || Member, Society of Instrument Technology (now see MInstMC) ||
| MSIAD || Member, Society of Industrial Artists and Designers (now see MCSD)
|-
|-
| MSL || Master of Studies in Law ||
| MSIT || Member, Society of Instrument Technology (now see MInstMC)
|-
|-
| MSLS || Master of Science in Library Science ||
| MSL || Master of Studies in Law
|-
|-
| MSM || Meritorious Service Medal ||  
| MSLS || Master of Science in Library Science
|-
|-
| Madras Sappers and Miners ||  ||  
| MSM || Meritorious Service Medal
|-
|-
| Master in Science Management ||  ||  
| Madras Sappers and Miners ||  
|-
|-
| MSN || Master of Science in Nursing ||  
| Master in Science Management ||  
|-
|-
| MSocAdmin || Master of Social Administration ||
| MSN || Master of Science in Nursing
|-
|-
| MSocIS || Member, Société des Ingénieurs et Scientifiques de France ||  
| MSocAdmin || Master of Social Administration
|-
|-
| MSocSc || Master of Social Sciences ||  
| MSocIS || Member, Société des Ingénieurs et Scientifiques de France
|-
|-
| MSocWork || Master of Social Work ||
| MSocSc || Master of Social Sciences
|-
|-
| MSoFHT || Member, Society of Food Hygiene Technology ||
| MSocWork || Master of Social Work
|-
|-
| MSP || Member, Scottish Parliament ||
| MSoFHT || Member, Society of Food Hygiene Technology
|-
|-
| Managing Successful Programmes ||  ||  
| MSP || Member, Scottish Parliament
|-
|-
| MSR || Member, Society of Radiographers ||  
| Managing Successful Programmes ||  
|-
|-
| MSRP || Member, Society for Radiological Protection ||
| MSR || Member, Society of Radiographers
|-
|-
| MSSc || Master of Social Sciences ||  
| MSRP || Member, Society for Radiological Protection
|-
|-
| MSSC || Marine Society & Sea Cadets ||  
| MSSc || Master of Social Sciences
|-
|-
| MSt || Master of Studies ||  
| MSSC || Marine Society & Sea Cadets
|-
|-
| MSTD || Member, Society of Typographic Designers ||
| MSt || Master of Studies
|-
|-
| MStJ || Member, Most Venerable Order of the Hospital of St John of Jerusalem ||
| MSTD || Member, Society of Typographic Designers
|-
|-
| MSW || Master of Social Work ||
| MStJ || Member, Most Venerable Order of the Hospital of St John of Jerusalem
|-
|-
| MSzP || Magyar Szocialista Párt ||  
| MSW || Master of Social Work
|-
|-
| MT || Mechanical Transport ||  
| MSzP || Magyar Szocialista Párt
|-
|-
| Montana (postal) ||  ||  
| MT || Mechanical Transport
|-
|-
| Mt || Mount ||  
| Montana (postal) ||  
|-
|-
| Mountain ||  ||  
| Mt || Mount
|-
|-
| MTA || Music Trades Association ||  
| Mountain ||  
|-
|-
| MTB || Motor Torpedo Boat ||  
| MTA || Music Trades Association
|-
|-
| MTCA || Ministry of Transport and Civil Aviation ||  
| MTB || Motor Torpedo Boat
|-
|-
| MTD || Midwife Teachers’ Diploma ||  
| MTCA || Ministry of Transport and Civil Aviation
|-
|-
| MTech || Master of Technology ||  
| MTD || Midwife Teachers’ Diploma
|-
|-
| MTEFL || Master in the Teaching of English as a Foreign or Second Language ||
| MTech || Master of Technology
|-
|-
| MTh || Master of Theology ||
| MTEFL || Master in the Teaching of English as a Foreign or Second Language
|-
|-
| MTIA || Metal Trades Industry Association ||  
| MTh || Master of Theology
|-
|-
| MTIRA || Machine Tool Industry Research Association (now see AMTRI) ||
| MTIA || Metal Trades Industry Association
|-
|-
| MTPI || Member, Town Planning Institute (now see MRTPI) ||
| MTIRA || Machine Tool Industry Research Association (now see AMTRI)
|-
|-
| MTS || Master of Theological Studies ||  
| MTPI || Member, Town Planning Institute (now see MRTPI)
|-
|-
| Ministerial Training Scheme ||  ||  
| MTS || Master of Theological Studies
|-
|-
| MUniv || Honorary Master of the University ||  
| Ministerial Training Scheme ||  
|-
|-
| MusB || Bachelor of Music ||
| MUniv || Honorary Master of the University
|-
|-
| MusD || Doctor of Music ||
| MusB || Bachelor of Music
|-
|-
| MusM || Master of Music ||
| MusD || Doctor of Music
|-
|-
| MV || Merchant Vessel, Motor Vessel (naval) ||  
| MusM || Master of Music
|-
|-
| MVB || Bachelor of Veterinary Medicine ||  
| MV || Merchant Vessel, Motor Vessel (naval)
|-
|-
| MVEE || Military Vehicles and Engineering Establishment ||  
| MVB || Bachelor of Veterinary Medicine
|-
|-
| MVO || Member, Royal Victorian Order ||  
| MVEE || Military Vehicles and Engineering Establishment
|-
|-
| MVSc || Master of Veterinary Science ||  
| MVO || Member, Royal Victorian Order
|-
|-
| MW || Master of Wine ||
| MVSc || Master of Veterinary Science
|-
|-
| MWA || Mystery Writers of America ||
| MW || Master of Wine
|-
|-
| MWeldI || Member, Welding Institute ||  
| MWA || Mystery Writers of America
|-
|-
| MWSOM || Member, Institute of Practitioners in Work Study Organisation and Methods (now see MMS) ||
| MWeldI || Member, Welding Institute
|-
|-
| N ||  ||  
| MWSOM || Member, Institute of Practitioners in Work Study Organisation and Methods (now see MMS)
|-
|-
| ||  ||  
| N ||  
|-
|-
| N || Nationalist ||  
| ||  
|-
|-
| Navigating Duties ||  ||  
| N || Nationalist
|-
|-
| North ||  ||  
| Navigating Duties ||  
|-
|-
| n || nephew ||  
| North ||  
|-
|-
| NA || National Academician (America) ||  
| n || nephew
|-
|-
| NAACP || National Association for the Advancement of Colored People ||
| NA || National Academician (America)
|-
|-
| NAAFI || Navy, Army and Air Force Institutes ||  
| NAACP || National Association for the Advancement of Colored People
|-
|-
| NAAS || National Agricultural Advisory Service ||  
| NAAFI || Navy, Army and Air Force Institutes
|-
|-
| NAB || National Advisory Body for Public Sector Higher Education ||
| NAAS || National Agricultural Advisory Service
|-
|-
| NABC || National Association of Boys’ Clubs (later NABC-CYP) ||
| NAB || National Advisory Body for Public Sector Higher Education
|-
|-
| NABC-CYP || National Association of Boys’ Clubs - Clubs for Young People ||
| NABC || National Association of Boys’ Clubs (later NABC-CYP)
|-
|-
| NAC || National Agriculture Centre ||
| NABC-CYP || National Association of Boys’ Clubs - Clubs for Young People
|-
|-
| NACAB || National Association of Citizens’ Advice Bureaux ||
| NAC || National Agriculture Centre
|-
|-
| NACCB || National Accreditation Council for Certification Bodies ||
| NACAB || National Association of Citizens’ Advice Bureaux
|-
|-
| NACETT || National Advisory Council for Education and Training Targets ||
| NACCB || National Accreditation Council for Certification Bodies
|-
|-
| NACF || National Art-Collections Fund ||
| NACETT || National Advisory Council for Education and Training Targets
|-
|-
| NACRO || National Association for the Care and Resettlement of Offenders ||
| NACF || National Art-Collections Fund
|-
|-
| NADFAS || National Association of Decorative and Fine Arts Societies ||
| NACRO || National Association for the Care and Resettlement of Offenders
|-
|-
| NAE || National Academy of Engineering ||
| NADFAS || National Association of Decorative and Fine Arts Societies
|-
|-
| NAEW || Nato Airborn Early Warning ||  
| NAE || National Academy of Engineering
|-
|-
| NAHA || National Association of Health Authorities (now see NAHAT) ||  
| NAEW || Nato Airborn Early Warning
|-
|-
| NAHAT || National Association of Health Authorities and Trusts ||
| NAHA || National Association of Health Authorities (now see NAHAT)
|-
|-
| NAHT || National Association of Head Teachers ||
| NAHAT || National Association of Health Authorities and Trusts
|-
|-
| NALGO || Nalgo ||  
| NAHT || National Association of Head Teachers
|-
|-
| National and Local Government Officers’ Association ||  ||  
| NALGO || Nalgo
|-
|-
| NAMAS || National Measurement and Accreditation Service ||  
| National and Local Government Officers’ Association ||  
|-
|-
| NAMCW || National Association for Maternal and Child Welfare ||
| NAMAS || National Measurement and Accreditation Service
|-
|-
| NAMH || MIND (National Association for Mental Health) ||
| NAMCW || National Association for Maternal and Child Welfare
|-
|-
| NAMMA || NATO MRCA Management Agency ||  
| NAMH || MIND (National Association for Mental Health)
|-
|-
| NAPAG || National Academies Policy Advisory Group ||  
| NAMMA || NATO MRCA Management Agency
|-
|-
| NARM || National Association of Recording Merchandisers (US) ||
| NAPAG || National Academies Policy Advisory Group
|-
|-
| NAS || National Academy of Sciences ||
| NARM || National Association of Recording Merchandisers (US)
|-
|-
| NASA || National Aeronautics and Space Administration (US) ||
| NAS || National Academy of Sciences
|-
|-
| NASD || National Association of Securities Dealers ||
| NASA || National Aeronautics and Space Administration (US)
|-
|-
| NASDAQ || National Association of Securities Dealers Automated Quotation System ||
| NASD || National Association of Securities Dealers
|-
|-
| NASDIM || National Association of Securities Dealers and Investment Managers (later FIMBRA) ||
| NASDAQ || National Association of Securities Dealers Automated Quotation System
|-
|-
| NAS/UWT || National Association of Schoolmasters/Union of Women Teachers ||
| NASDIM || National Association of Securities Dealers and Investment Managers (later FIMBRA)
|-
|-
| NATCS || National Air Traffic Control Services (now see NATS) ||
| NAS/UWT || National Association of Schoolmasters/Union of Women Teachers
|-
|-
| NATFHE || National Association of Teachers in Further and Higher Education (combining ATCDE and ATTI) ||
| NATCS || National Air Traffic Control Services (now see NATS)
|-
|-
| NATLAS || National Testing Laboratory Accreditation Scheme ||
| NATFHE || National Association of Teachers in Further and Higher Education (combining ATCDE and ATTI)
|-
|-
| NATO || North Atlantic Treaty Organisation ||  
| NATLAS || National Testing Laboratory Accreditation Scheme
|-
|-
| NATS || National Air Traffic Services ||  
| NATO || North Atlantic Treaty Organisation
|-
|-
| Nat. Sci. || Natural Sciences ||  
| NATS || National Air Traffic Services
|-
|-
| NATSOPA || National Society of Operative Printers, Graphical and Media Personnel (formerly of Operative Printers and Assistants) ||  
| Nat. Sci. || Natural Sciences
|-
|-
| NAYC || Youth Clubs UK (formerly National Association of Youth Clubs) ||
| NATSOPA || National Society of Operative Printers, Graphical and Media Personnel (formerly of Operative Printers and Assistants)
|-
|-
| NB || New Brunswick ||  
| NAYC || Youth Clubs UK (formerly National Association of Youth Clubs)
|-
|-
| Nebraska (postal) ||  ||  
| NB || New Brunswick
|-
|-
| NBA || North British Academy ||  
| Nebraska (postal) ||  
|-
|-
| NBC || National Book Council (later NBL) ||  
| NBA || North British Academy
|-
|-
| National Broadcasting Company (US) ||  ||
| NBC || National Book Council (later NBL)
|-
|-
| NBL || National Book League ||  
| National Broadcasting Company (US) ||  
|-
|-
| NBPI || National Board for Prices and Incomes ||
| NBL || National Book League
|-
|-
| NC || National Certificate ||
| NBPI || National Board for Prices and Incomes
|-
|-
| North Carolina ||  ||  
| NC || National Certificate
|-
|-
| NCA || National Certificate of Agriculture ||  
| North Carolina ||  
|-
|-
| NCARB || National Council of Architectural Registration Boards ||
| NCA || National Certificate of Agriculture
|-
|-
| NCAS || Natural Environment Research Council Centres for Atmospheric Science ||
| NCARB || National Council of Architectural Registration Boards
|-
|-
| NCB || National Coal Board ||  
| NCAS || Natural Environment Research Council Centres for Atmospheric Science
|-
|-
| NCC || National Computing Centre ||
| NCB || National Coal Board
|-
|-
| Nature Conservancy Council (later NCCE) ||  ||  
| NCC || National Computing Centre
|-
|-
| National Consumer Council ||  ||  
| Nature Conservancy Council (later NCCE) ||  
|-
|-
| NCCE || Nature Conservancy Council for England (English Nature) ||  
| National Consumer Council ||  
|-
|-
| NCCL || National Council for Civil Liberties ||
| NCCE || Nature Conservancy Council for England (English Nature)
|-
|-
| NCD || National Capital District, Papua New Guinea ||
| NCCL || National Council for Civil Liberties
|-
|-
| NCDAD || National Council for Diplomas in Art and Design ||
| NCD || National Capital District, Papua New Guinea
|-
|-
| NCEA || National Council for Educational Awards ||
| NCDAD || National Council for Diplomas in Art and Design
|-
|-
| NCET || National Council for Educational Technology ||
| NCEA || National Council for Educational Awards
|-
|-
| NCH || National Children’s Homes ||
| NCET || National Council for Educational Technology
|-
|-
| NCLC || National Council of Labour Colleges ||
| NCH || National Children’s Homes
|-
|-
| NCOP || National Council of Provinces (South Africa) ||
| NCLC || National Council of Labour Colleges
|-
|-
| NCOPF || National Council for One Parent Families ||
| NCOP || National Council of Provinces (South Africa)
|-
|-
| NCRI || National Cancer Research Institute ||
| NCOPF || National Council for One Parent Families
|-
|-
| NCSS || National Council of Social Service ||
| NCRI || National Cancer Research Institute
|-
|-
| NCTJ || National Council for the Training of Journalists ||
| NCSS || National Council of Social Service
|-
|-
| NCVCCO || National Council of Voluntary Child Care Organisations ||
| NCTJ || National Council for the Training of Journalists
|-
|-
| NCVO || National Council for Voluntary Organisations ||
| NCVCCO || National Council of Voluntary Child Care Organisations
|-
|-
| NCVQ || National Council for Vocational Qualifications ||
| NCVO || National Council for Voluntary Organisations
|-
|-
| NCYPE || National Centre for Young People with Epilepsy ||
| NCVQ || National Council for Vocational Qualifications
|-
|-
| ND || North Dakota ||  
| NCYPE || National Centre for Young People with Epilepsy
|-
|-
| NDA || National Diploma in Agriculture ||  
| ND || North Dakota
|-
|-
| NDC || National Defence College ||
| NDA || National Diploma in Agriculture
|-
|-
| NATO Defence College ||  ||
| NDC || National Defence College
|-
|-
| NDD || National Diploma in Dairying ||  
| NATO Defence College ||  
|-
|-
| National Diploma in Design ||  ||
| NDD || National Diploma in Dairying
|-
|-
| NDEA || National Defense Education Act ||  
| National Diploma in Design ||  
|-
|-
| NDH || National Diploma in Horticulture ||
| NDEA || National Defense Education Act
|-
|-
| NDIC || National Defence Industries Council ||
| NDH || National Diploma in Horticulture
|-
|-
| NDP || New Democratic Party ||  
| NDIC || National Defence Industries Council
|-
|-
| NDRI || National Disease Research Interchange ||  
| NDP || New Democratic Party
|-
|-
| NDTA || National Defense Transportation Association (US) ||
| NDRI || National Disease Research Interchange
|-
|-
| NE || North-east ||  
| NDTA || National Defense Transportation Association (US)
|-
|-
| NEAB || Northern Examinations and Assessment Board ||  
| NE || North-east
|-
|-
| NEAC || New English Art Club ||  
| NEAB || Northern Examinations and Assessment Board
|-
|-
| NEAF || Near East Air Force ||  
| NEAC || New English Art Club
|-
|-
| NEARELF || Near East Land Forces ||
| NEAF || Near East Air Force
|-
|-
| NEB || National Enterprise Board ||  
| NEARELF || Near East Land Forces
|-
|-
| NEC || National Executive Committee ||
| NEB || National Enterprise Board
|-
|-
| NECInst || North East Coast Institution of Engineers and Shipbuilders ||  
| NEC || National Executive Committee
|-
|-
| NEDC || National Economic Development Council ||  
| NECInst || North East Coast Institution of Engineers and Shipbuilders
|-
|-
| North East Development Council ||  ||
| NEDC || National Economic Development Council
|-
|-
| NEDO || National Economic Development Office ||  
| North East Development Council ||  
|-
|-
| NEH || National Endowment for the Humanities ||
| NEDO || National Economic Development Office
|-
|-
| NEL || National Engineering Laboratory ||
| NEH || National Endowment for the Humanities
|-
|-
| NERC || Natural Environment Research Council ||  
| NEL || National Engineering Laboratory
|-
|-
| NESTA || National Endowment for Science, Technology and the Arts ||  
| NERC || Natural Environment Research Council
|-
|-
| NF || Newfoundland and Labrador (postal) ||
| NESTA || National Endowment for Science, Technology and the Arts
|-
|-
| NFC || National Freight Consortium (formerly Corporation, then Company) ||
| NF || Newfoundland and Labrador (postal)
|-
|-
| NFCG || National Federation of Consumer Groups ||
| NFC || National Freight Consortium (formerly Corporation, then Company)
|-
|-
| NFER || National Foundation for Educational Research ||
| NFCG || National Federation of Consumer Groups
|-
|-
| NFHA || National Federation of Housing Associations ||
| NFER || National Foundation for Educational Research
|-
|-
| NFMS || National Federation of Music Societies ||
| NFHA || National Federation of Housing Associations
|-
|-
| NFSH || National Federation of Spiritual Healers ||
| NFMS || National Federation of Music Societies
|-
|-
| NFT || National Film Theatre ||
| NFSH || National Federation of Spiritual Healers
|-
|-
| NFU || National Farmers’ Union ||
| NFT || National Film Theatre
|-
|-
| NFWI || National Federation of Women’s Institutes ||
| NFU || National Farmers’ Union
|-
|-
| NGO || Non-Governmental Organisation(s) ||  
| NFWI || National Federation of Women’s Institutes
|-
|-
| NGTE || National Gas Turbine Establishment ||  
| NGO || Non-Governmental Organisation(s)
|-
|-
| NH || New Hampshire ||  
| NGTE || National Gas Turbine Establishment
|-
|-
| NH&MRC || National Health and Medical Research Council (Australia) ||  
| NH || New Hampshire
|-
|-
| NHBC || National House-Building Council ||
| NH&MRC || National Health and Medical Research Council (Australia)
|-
|-
| NHMF || National Heritage Memorial Fund ||
| NHBC || National House-Building Council
|-
|-
| NHS || National Health Service ||
| NHMF || National Heritage Memorial Fund
|-
|-
| NHSU || National Health Service University ||
| NHS || National Health Service
|-
|-
| NI || Northern Ireland ||  
| NHSU || National Health Service University
|-
|-
| Native Infantry ||  ||  
| NI || Northern Ireland
|-
|-
| NIAB || National Institute of Agricultural Botany ||  
| Native Infantry ||  
|-
|-
| NIACE || National Institute of Adult Continuing Education ||
| NIAB || National Institute of Agricultural Botany
|-
|-
| NIACRO || Northern Ireland Association for the Care and Resettlement of Offenders ||
| NIACE || National Institute of Adult Continuing Education
|-
|-
| NIAE || National Institute of Agricultural Engineering ||
| NIACRO || Northern Ireland Association for the Care and Resettlement of Offenders
|-
|-
| NIAID || National Institute of Allergy and Infectious Diseases ||
| NIAE || National Institute of Agricultural Engineering
|-
|-
| NICE || National Institute for Health and Care Excellence (formerly National Institute of Clinical Excellence, then National Institute for Health and Clinical Excellence) ||
| NIAID || National Institute of Allergy and Infectious Diseases
|-
|-
| NICEC || National Institute for Careers Education and Counselling ||
| NICE || National Institute for Health and Care Excellence (formerly National Institute of Clinical Excellence, then National Institute for Health and Clinical Excellence)
|-
|-
| NICEIC || National Inspection Council for Electrical Installation Contracting ||
| NICEC || National Institute for Careers Education and Counselling
|-
|-
| NICG || Nationalised Industries Chairmen’s Group ||  
| NICEIC || National Inspection Council for Electrical Installation Contracting
|-
|-
| NICRO || National Institute for Crime Prevention and Re-integration of Offenders ||  
| NICG || Nationalised Industries Chairmen’s Group
|-
|-
| NICS || Northern Ireland Civil Service ||  
| NICRO || National Institute for Crime Prevention and Re-integration of Offenders
|-
|-
| NID || Naval Intelligence Division ||  
| NICS || Northern Ireland Civil Service
|-
|-
| National Institute for the Deaf ||  ||  
| NID || Naval Intelligence Division
|-
|-
| Northern Ireland District ||  ||  
| National Institute for the Deaf ||  
|-
|-
| National Institute of Design (India) ||  ||  
| Northern Ireland District ||  
|-
|-
| NIESR || National Institute of Economic and Social Research ||  
| National Institute of Design (India) ||  
|-
|-
| NIH || National Institutes of Health (US) ||
| NIESR || National Institute of Economic and Social Research
|-
|-
| NIHEC || Northern Ireland Higher Education Council ||  
| NIH || National Institutes of Health (US)
|-
|-
| NIHR || National Institute for Health and Care Research (formerly for Health Research) ||  
| NIHEC || Northern Ireland Higher Education Council
|-
|-
| NII || Nuclear Installations Inspectorate ||  
| NIHR || National Institute for Health and Care Research (formerly for Health Research)
|-
|-
| NILP || Northern Ireland Labour Party ||  
| NII || Nuclear Installations Inspectorate
|-
|-
| NIMR || National Institute for Medical Research ||  
| NILP || Northern Ireland Labour Party
|-
|-
| NISTRO || Northern Ireland Science and Technology Regional Organisation ||  
| NIMR || National Institute for Medical Research
|-
|-
| NISW || National Institute of Social Work ||  
| NISTRO || Northern Ireland Science and Technology Regional Organisation
|-
|-
| NIU || Northern Ireland Unionist ||  
| NISW || National Institute of Social Work
|-
|-
| NJ || New Jersey ||  
| NIU || Northern Ireland Unionist
|-
|-
| NL || National Liberal ||  
| NJ || New Jersey
|-
|-
| No Liability ||  ||  
| NL || National Liberal
|-
|-
| Newfoundland and Labrador ||  ||  
| No Liability ||  
|-
|-
| NLCS || North London Collegiate School ||  
| Newfoundland and Labrador ||  
|-
|-
| NLHF || National Lottery Heritage Fund ||  
| NLCS || North London Collegiate School
|-
|-
| NLYL || National League of Young Liberals ||
| NLHF || National Lottery Heritage Fund
|-
|-
| NM || New Mexico (postal) ||  
| NLYL || National League of Young Liberals
|-
|-
| NMC || Nursing and Midwifery Council ||  
| NM || New Mexico (postal)
|-
|-
| NMR || Nuclear Magnetic Resonance ||  
| NMC || Nursing and Midwifery Council
|-
|-
| NMRS || National Monuments Record of Scotland ||  
| NMR || Nuclear Magnetic Resonance
|-
|-
| NMSI || National Museum of Science and Industry ||
| NMRS || National Monuments Record of Scotland
|-
|-
| NNMA || Nigerian National Merit Award ||
| NMSI || National Museum of Science and Industry
|-
|-
| NNOM || Nigerian National Order of Merit ||
| NNMA || Nigerian National Merit Award
|-
|-
| NO || Navigating Officer ||  
| NNOM || Nigerian National Order of Merit
|-
|-
| NODA || National Operatic and Dramatic Association ||  
| NO || Navigating Officer
|-
|-
| Northants || Northamptonshire ||  
| NODA || National Operatic and Dramatic Association
|-
|-
| Notts || Nottinghamshire ||  
| Northants || Northamptonshire
|-
|-
| NP || Notary Public ||  
| Notts || Nottinghamshire
|-
|-
| NPA || Newspaper Publishers’ Association ||  
| NP || Notary Public
|-
|-
| NPFA || National Playing Fields Association ||
| NPA || Newspaper Publishers’ Association
|-
|-
| NPG || National Portrait Gallery ||
| NPFA || National Playing Fields Association
|-
|-
| NPk || Nishan-e-Pakistan ||  
| NPG || National Portrait Gallery
|-
|-
| NPL || National Physical Laboratory ||  
| NPk || Nishan-e-Pakistan
|-
|-
| NPQH || National Professional Qualification for Headship ||
| NPL || National Physical Laboratory
|-
|-
| NRA || National Rifle Association ||
| NPQH || National Professional Qualification for Headship
|-
|-
| National Recovery Administration (US) ||  ||  
| NRA || National Rifle Association
|-
|-
| National Rivers Authority ||  ||  
| National Recovery Administration (US) ||  
|-
|-
| NRAO || National Radio Astronomy Observatory ||  
| National Rivers Authority ||  
|-
|-
| NRCC || National Research Council of Canada ||
| NRAO || National Radio Astronomy Observatory
|-
|-
| NRD || National Registered Designer ||
| NRCC || National Research Council of Canada
|-
|-
| NRDC || National Research Development Corporation ||
| NRD || National Registered Designer
|-
|-
| NRMA || National Roads and Motorists’ Association ||
| NRDC || National Research Development Corporation
|-
|-
| NRPB || National Radiological Protection Board ||
| NRMA || National Roads and Motorists’ Association
|-
|-
| NRR || Northern Rhodesia Regiment ||  
| NRPB || National Radiological Protection Board
|-
|-
| NRSA || National Research Service Award (US) ||  
| NRR || Northern Rhodesia Regiment
|-
|-
| NS || Nova Scotia ||  
| NRSA || National Research Service Award (US)
|-
|-
| New Style in the Calendar (in Great Britain since 1752) ||  ||  
| NS || Nova Scotia
|-
|-
| National Society ||  ||  
| New Style in the Calendar (in Great Britain since 1752) ||  
|-
|-
| National Service ||  ||  
| National Society ||  
|-
|-
| ns || Graduate of Royal Naval Staff College, Greenwich ||  
| National Service ||  
|-
|-
| NSA || National Skating Association (now see NISA) ||  
| ns || Graduate of Royal Naval Staff College, Greenwich
|-
|-
| NSAIV || Distinguished Order of Shaheed Ali (Maldives) ||
| NSA || National Skating Association (now see NISA)
|-
|-
| NSERC || Natural Sciences and Engineering Research Council, Canada ||  
| NSAIV || Distinguished Order of Shaheed Ali (Maldives)
|-
|-
| NSF || National Science Foundation (US) ||  
| NSERC || Natural Sciences and Engineering Research Council, Canada
|-
|-
| NSM || Non-Stipendiary Minister ||  
| NSF || National Science Foundation (US)
|-
|-
| NSMHC || National Society for Mentally Handicapped Children (now see Mencap) ||  
| NSM || Non-Stipendiary Minister
|-
|-
| NSPCC || National Society for Prevention of Cruelty to Children ||
| NSMHC || National Society for Mentally Handicapped Children (now see Mencap)
|-
|-
| NSRA || National Small-bore Rifle Association ||
| NSPCC || National Society for Prevention of Cruelty to Children
|-
|-
| N/SSF || Novice, Society of St Francis ||  
| NSRA || National Small-bore Rifle Association
|-
|-
| NSW || New South Wales ||  
| N/SSF || Novice, Society of St Francis
|-
|-
| NT || New Testament ||
| NSW || New South Wales
|-
|-
| Northern Territory (Australia) ||  ||  
| NT || New Testament
|-
|-
| Northwest Territories (Canada) ||  ||  
| Northern Territory (Australia) ||  
|-
|-
| National Theatre ||  ||  
| Northwest Territories (Canada) ||  
|-
|-
| National Trust ||  ||  
| National Theatre ||  
|-
|-
| NT&SA || National Trust & Savings Association ||  
| National Trust ||  
|-
|-
| NTF || National Teaching Fellow ||
| NT&SA || National Trust & Savings Association
|-
|-
| NTO || National Training Organisation ||
| NTF || National Teaching Fellow
|-
|-
| NTUC || National Trades Union Congress ||
| NTO || National Training Organisation
|-
|-
| NUAAW || National Union of Agricultural and Allied Workers ||
| NTUC || National Trades Union Congress
|-
|-
| NUBE || National Union of Bank Employees (later BIFU) ||
| NUAAW || National Union of Agricultural and Allied Workers
|-
|-
| NUFLAT || National Union of Footwear Leather and Allied Trades (now see NUKFAT) ||
| NUBE || National Union of Bank Employees (later BIFU)
|-
|-
| NUGMW || National Union of General and Municipal Workers (later GMBATU) ||
| NUFLAT || National Union of Footwear Leather and Allied Trades (now see NUKFAT)
|-
|-
| NUHKW || National Union of Hosiery and Knitwear Workers (now see NUKFAT) ||
| NUGMW || National Union of General and Municipal Workers (later GMBATU)
|-
|-
| NUI || National University of Ireland ||
| NUHKW || National Union of Hosiery and Knitwear Workers (now see NUKFAT)
|-
|-
| NUJ || National Union of Journalists ||
| NUI || National University of Ireland
|-
|-
| NUJMB || Northern Universities Joint Matriculation Board ||  
| NUJ || National Union of Journalists
|-
|-
| NUM || National Union of Mineworkers ||  
| NUJMB || Northern Universities Joint Matriculation Board
|-
|-
| NUMAST || National Union of Marine, Aviation and Shipping Transport Officers ||
| NUM || National Union of Mineworkers
|-
|-
| NUPE || National Union of Public Employees ||
| NUMAST || National Union of Marine, Aviation and Shipping Transport Officers
|-
|-
| NUR || National Union of Railwaymen (now see RMT) ||
| NUPE || National Union of Public Employees
|-
|-
| NUS || National Union of Students ||
| NUR || National Union of Railwaymen (now see RMT)
|-
|-
| National University of Singapore ||  ||
| NUS || National Union of Students
|-
|-
| NUT || National Union of Teachers ||  
| National University of Singapore ||  
|-
|-
| NUU || New University of Ulster ||
| NUT || National Union of Teachers
|-
|-
| NV || Nevada (postal) ||  
| NUU || New University of Ulster
|-
|-
| NVQ || National Vocational Qualification ||  
| NV || Nevada (postal)
|-
|-
| NW || North-west ||  
| NVQ || National Vocational Qualification
|-
|-
| NWC || National Water Council ||  
| NW || North-west
|-
|-
| NWFP || North-West Frontier Province ||  
| NWC || National Water Council
|-
|-
| NWP || North-Western Province ||
| NWFP || North-West Frontier Province
|-
|-
| NWT || North-Western Territories ||
| NWP || North-Western Province
|-
|-
| NY || New York ||  
| NWT || North-Western Territories
|-
|-
| NYC || New York City ||
| NY || New York
|-
|-
| NYO || National Youth Orchestra ||  
| NYC || New York City
|-
|-
| NYT || National Youth Theatre ||
| NYO || National Youth Orchestra
|-
|-
| NZ || New Zealand ||  
| NYT || National Youth Theatre
|-
|-
| NZEF || New Zealand Expeditionary Force ||
| NZ || New Zealand
|-
|-
| NZIA || New Zealand Institute of Architects ||
| NZEF || New Zealand Expeditionary Force
|-
|-
| NZTF || New Zealand Territorial Force ||
| NZIA || New Zealand Institute of Architects
|-
|-
| O ||  ||  
| NZTF || New Zealand Territorial Force
|-
|-
| ||  ||  
| O ||  
|-
|-
| o || only ||  
| ||  
|-
|-
| OAM || Medal of the Order of Australia ||  
| o || only
|-
|-
| O&M || organisation and method ||  
| OAM || Medal of the Order of Australia
|-
|-
| OAP || Old Age Pensioner ||  
| O&M || organisation and method
|-
|-
| OAS || Organisation of American States ||  
| OAP || Old Age Pensioner
|-
|-
| On Active Service ||  ||  
| OAS || Organisation of American States
|-
|-
| OASC || Officer Aircrew Selection Centre ||  
| On Active Service ||  
|-
|-
| OAU || Organisation for African Unity ||  
| OASC || Officer Aircrew Selection Centre
|-
|-
| OB || Order of Barbados ||  
| OAU || Organisation for African Unity
|-
|-
| Order of Belize ||  ||
| OB || Order of Barbados
|-
|-
| OBC || Order of British Columbia ||  
| Order of Belize ||  
|-
|-
| OBE || Officer, Order of the British Empire ||
| OBC || Order of British Columbia
|-
|-
| OC || Officer, Order of Canada (equivalent to former award SM) ||
| OBE || Officer, Order of the British Empire
|-
|-
| OC || o/c ||
| OC || Officer, Order of Canada (equivalent to former award SM)
|-
|-
| Officer Commanding ||  ||  
| OC || o/c
|-
|-
| oc || only child ||  
| Officer Commanding ||  
|-
|-
| OCC || Order of the Caribbean Community ||  
| oc || only child
|-
|-
| OCDS || ocds Can ||  
| OCC || Order of the Caribbean Community
|-
|-
| Overseas College of Defence Studies (Canada) ||  ||  
| OCDS || ocds Can
|-
|-
| OCF || Officiating Chaplain to the Forces ||  
| Overseas College of Defence Studies (Canada) ||  
|-
|-
| OCHA || Office for the Coordination of Humanitarian Affairs ||
| OCF || Officiating Chaplain to the Forces
|-
|-
| OCPA || Office of the Commissioner for Public Appointments ||
| OCHA || Office for the Coordination of Humanitarian Affairs
|-
|-
| OCS || Officer Candidates School ||  
| OCPA || Office of the Commissioner for Public Appointments
|-
|-
| Officer Cadet School ||  ||
| OCS || Officer Candidates School
|-
|-
| OCSS || Oxford and Cambridge Shakespeare Society ||  
| Officer Cadet School ||  
|-
|-
| OCTU || Officer Cadet Training Unit ||  
| OCSS || Oxford and Cambridge Shakespeare Society
|-
|-
| OCU || Operational Conversion Unit ||
| OCTU || Officer Cadet Training Unit
|-
|-
| OD || Officer, Order of Distinction (Jamaica) ||  
| OCU || Operational Conversion Unit
|-
|-
| Order of Distinction (Antigua) ||  ||
| OD || Officer, Order of Distinction (Jamaica)
|-
|-
| ODA || Overseas Development Administration ||  
| Order of Distinction (Antigua) ||  
|-
|-
| ODI || Overseas Development Institute ||
| ODA || Overseas Development Administration
|-
|-
| ODM || Ministry of Overseas Development ||
| ODI || Overseas Development Institute
|-
|-
| ODPM || Office of the Deputy Prime Minister ||
| ODM || Ministry of Overseas Development
|-
|-
| ODSM || Order of Diplomatic Service Merit (Lesotho) ||
| ODPM || Office of the Deputy Prime Minister
|-
|-
| OE || Order of Excellence (Guyana) ||
| ODSM || Order of Diplomatic Service Merit (Lesotho)
|-
|-
| OECD || Organization for Economic Co-operation and Development ||  
| OE || Order of Excellence (Guyana)
|-
|-
| OED || Oxford English Dictionary ||  
| OECD || Organization for Economic Co-operation and Development
|-
|-
| OEEC || Organization for European Economic Co-operation (now see OECD) ||  
| OED || Oxford English Dictionary
|-
|-
| OF || Order of the Founder, Salvation Army ||  
| OEEC || Organization for European Economic Co-operation (now see OECD)
|-
|-
| OFCOM || Ofcom ||  
| OF || Order of the Founder, Salvation Army
|-
|-
| Office of Communications ||  ||  
| OFCOM || Ofcom
|-
|-
| OFEMA || Office Française d’Exportation de Matériel Aéronautique ||  
| Office of Communications ||  
|-
|-
| OFFER || Office of Electricity Regulation ||
| OFEMA || Office Française d’Exportation de Matériel Aéronautique
|-
|-
| Ofgem || Office of Gas and Electricity Markets ||
| OFFER || Office of Electricity Regulation
|-
|-
| OFM || Order of Friars Minor (Franciscans) ||
| Ofgem || Office of Gas and Electricity Markets
|-
|-
| OFMCap || Order of Friars Minor Capuchin (Franciscans) ||
| OFM || Order of Friars Minor (Franciscans)
|-
|-
| OFMConv || Order of Friars Minor Conventual (Franciscans) ||
| OFMCap || Order of Friars Minor Capuchin (Franciscans)
|-
|-
| Ofqual || Office of Qualifications and Examinations Regulation ||
| OFMConv || Order of Friars Minor Conventual (Franciscans)
|-
|-
| OFR || Order of the Federal Republic of Nigeria ||
| Ofqual || Office of Qualifications and Examinations Regulation
|-
|-
| OFS || Orange Free State ||  
| OFR || Order of the Federal Republic of Nigeria
|-
|-
| OFSTED || Office for Standards in Education ||  
| OFS || Orange Free State
|-
|-
| OFT || Office of Fair Trading ||
| OFSTED || Office for Standards in Education
|-
|-
| Oftel || Office of Telecommunications ||
| OFT || Office of Fair Trading
|-
|-
| Ofwat || Office of Water Services ||
| Oftel || Office of Telecommunications
|-
|-
| OGC || Office of Government Commerce ||
| Ofwat || Office of Water Services
|-
|-
| OGS || Oratory of the Good Shepherd ||
| OGC || Office of Government Commerce
|-
|-
| OH || Ohio (postal) ||  
| OGS || Oratory of the Good Shepherd
|-
|-
| OHMS || On His (or Her) Majesty’s Service ||
| OH || Ohio (postal)
|-
|-
| O i/c || Officer in charge ||  
| OHMS || On His (or Her) Majesty’s Service
|-
|-
| OJ || Order of Jamaica ||  
| O i/c || Officer in charge
|-
|-
| OK || Oklahoma (postal) ||  
| OJ || Order of Jamaica
|-
|-
| OL || Officer, Order of Leopold ||  
| OK || Oklahoma (postal)
|-
|-
| Order of the Leopard (Lesotho) ||  ||
| OL || Officer, Order of Leopold
|-
|-
| OLJ || Officer, Order of St Lazarus of Jerusalem ||  
| Order of the Leopard (Lesotho) ||  
|-
|-
| OLM || Officer, Legion of Merit (Rhodesia) ||
| OLJ || Officer, Order of St Lazarus of Jerusalem
|-
|-
| Ordained Local Minister ||  ||  
| OLM || Officer, Legion of Merit (Rhodesia)
|-
|-
| OLY || Olympian ||  
| Ordained Local Minister ||  
|-
|-
| OM || Order of Merit ||  
| OLY || Olympian
|-
|-
| Order of Manitoba ||  ||
| OM || Order of Merit
|-
|-
| OMCS || Office of the Minister for the Civil Service ||  
| Order of Manitoba ||  
|-
|-
| OMFIF || Official Monetary and Financial Institutions Forum ||  
| OMCS || Office of the Minister for the Civil Service
|-
|-
| OMI || Oblate of Mary Immaculate ||  
| OMFIF || Official Monetary and Financial Institutions Forum
|-
|-
| OMLJ || Officer, Order of Merit, Order of St Lazarus of Jerusalem ||
| OMI || Oblate of Mary Immaculate
|-
|-
| OMM || Officer, Order of Military Merit (Canada) ||
| OMLJ || Officer, Order of Merit, Order of St Lazarus of Jerusalem
|-
|-
| ON || Order of the Nation (Jamaica) ||
| OMM || Officer, Order of Military Merit (Canada)
|-
|-
| Ontario (postal) ||  ||
| ON || Order of the Nation (Jamaica)
|-
|-
| ONC || Ordinary National Certificate ||  
| Ontario (postal) ||  
|-
|-
| OND || Ordinary National Diploma ||
| ONC || Ordinary National Certificate
|-
|-
| ONDA || Ordinary National Diploma in Agriculture ||
| OND || Ordinary National Diploma
|-
|-
| ONS || Office for National Statistics ||
| ONDA || Ordinary National Diploma in Agriculture
|-
|-
| Order of Nova Scotia ||  ||  
| ONS || Office for National Statistics
|-
|-
| Ont || Ontario ||  
| Order of Nova Scotia ||  
|-
|-
| ONZ || Order of New Zealand ||  
| Ont || Ontario
|-
|-
| ONZM || Officer, New Zealand Order of Merit ||
| ONZ || Order of New Zealand
|-
|-
| OON || Officer, Order of the Niger ||
| ONZM || Officer, New Zealand Order of Merit
|-
|-
| OOnt || Order of Ontario ||
| OON || Officer, Order of the Niger
|-
|-
| OOV || Officer, Order of the Volta (Ghana) ||
| OOnt || Order of Ontario
|-
|-
| OP || Ordinis Praedicatorum (of the Order of Preachers (Dominican)) ||
| OOV || Officer, Order of the Volta (Ghana)
|-
|-
| Observation Post ||  ||  
| OP || Ordinis Praedicatorum (of the Order of Preachers (Dominican))
|-
|-
| OPCON || Operational Control ||  
| Observation Post ||  
|-
|-
| OPCS || Office of Population Censuses and Surveys (now see ONS) ||  
| OPCON || Operational Control
|-
|-
| OPCW || Organisation for the Prohibition of Chemical Weapons ||
| OPCS || Office of Population Censuses and Surveys (now see ONS)
|-
|-
| OPEC || Organisation of Petroleum Exporting Countries ||
| OPCW || Organisation for the Prohibition of Chemical Weapons
|-
|-
| OPEI || Order of Prince Edward Island ||
| OPEC || Organisation of Petroleum Exporting Countries
|-
|-
| OPM || Owner President Management program ||  
| OPEI || Order of Prince Edward Island
|-
|-
| OPRA || Occupational Pensions Regulatory Authority ||  
| OPM || Owner President Management program
|-
|-
| OPS || Office of Public Service ||  
| OPRA || Occupational Pensions Regulatory Authority
|-
|-
| OPSS || Office of Public Service and Science (later OPS) ||
| OPS || Office of Public Service
|-
|-
| OQ || Officer, National Order of Quebec ||
| OPSS || Office of Public Service and Science (later OPS)
|-
|-
| OR || Order of Rorima (Guyana) ||
| OQ || Officer, National Order of Quebec
|-
|-
| Operational Research ||  ||  
| OR || Order of Rorima (Guyana)
|-
|-
| Oregon (postal) ||  ||  
| Operational Research ||  
|-
|-
| ORGALIME || Organisme de Liaison des Industries Métalliques Européennes ||  
| Oregon (postal) ||  
|-
|-
| ORHA/CPA || Office of Reconstruction and Humanitarian Assistance/Coalition Provisional Authority ||  
| ORGALIME || Organisme de Liaison des Industries Métalliques Européennes
|-
|-
| ORL || Otorhinolaryngology ||  
| ORHA/CPA || Office of Reconstruction and Humanitarian Assistance/Coalition Provisional Authority
|-
|-
| ORS || Operational Research Society ||  
| ORL || Otorhinolaryngology
|-
|-
| ORSA || Operations Research Society of America (now see INFORMS) ||
| ORS || Operational Research Society
|-
|-
| ORSL || Order of the Republic of Sierra Leone ||
| ORSA || Operations Research Society of America (now see INFORMS)
|-
|-
| ORT || Organization for Rehabilitation through Training ||  
| ORSL || Order of the Republic of Sierra Leone
|-
|-
| ORTF || Office de la Radiodiffusion et Télévision Française ||  
| ORT || Organization for Rehabilitation through Training
|-
|-
| ORTT || Order of the Republic of Trinidad and Tobago ||  
| ORTF || Office de la Radiodiffusion et Télévision Française
|-
|-
| o s || only son ||  
| ORTT || Order of the Republic of Trinidad and Tobago
|-
|-
| OSA || Order of St Augustine (Augustinian) ||  
| o s || only son
|-
|-
| Ontario Society of Artists ||  ||  
| OSA || Order of St Augustine (Augustinian)
|-
|-
| OSB || Order of St Benedict (Benedictine) ||  
| Ontario Society of Artists ||  
|-
|-
| OSC || Order of Simon of Cyrene ||
| OSB || Order of St Benedict (Benedictine)
|-
|-
| osc || Graduate of Overseas Staff College ||
| OSC || Order of Simon of Cyrene
|-
|-
| OSCE || Organisation for Security and Co-operation in Europe ||  
| osc || Graduate of Overseas Staff College
|-
|-
| OSCHR || Office for Strategic Co-ordination of Health Research ||
| OSCE || Organisation for Security and Co-operation in Europe
|-
|-
| OSFC || Franciscan (Capuchin) Order ||  
| OSCHR || Office for Strategic Co-ordination of Health Research
|-
|-
| O/Sig || Ordinary Signalman ||  
| OSFC || Franciscan (Capuchin) Order
|-
|-
| OSMTH || Ordo Supremus Militaris Templi Hierosolymitani (Supreme Military Order of the Temple of Jerusalem) ||  
| O/Sig || Ordinary Signalman
|-
|-
| osp || obiit sine prole (died without issue) ||
| OSMTH || Ordo Supremus Militaris Templi Hierosolymitani (Supreme Military Order of the Temple of Jerusalem)
|-
|-
| OSS || Office of Strategic Services ||  
| osp || obiit sine prole (died without issue)
|-
|-
| OST || Office of Science and Technology ||
| OSS || Office of Strategic Services
|-
|-
| OStJ || Officer, Most Venerable Order of the Hospital of St John of Jerusalem ||
| OST || Office of Science and Technology
|-
|-
| OSUK || Ophthalmological Society of the United Kingdom ||
| OStJ || Officer, Most Venerable Order of the Hospital of St John of Jerusalem
|-
|-
| OT || Old Testament ||  
| OSUK || Ophthalmological Society of the United Kingdom
|-
|-
| OTC || Officers’ Training Corps ||  
| OT || Old Testament
|-
|-
| OTL || Officer, Order of Toussaint L’Ouverture (Haiti) ||  
| OTC || Officers’ Training Corps
|-
|-
| OTS || Office of the Third Sector ||
| OTL || Officer, Order of Toussaint L’Ouverture (Haiti)
|-
|-
| OTU || Operational Training Unit ||  
| OTS || Office of the Third Sector
|-
|-
| OTWSA || Ou-Testamentiese Werkgemeenskap in Suider-Afrika ||  
| OTU || Operational Training Unit
|-
|-
| OU || Oxford University ||  
| OTWSA || Ou-Testamentiese Werkgemeenskap in Suider-Afrika
|-
|-
| Open University ||  ||  
| OU || Oxford University
|-
|-
| OUAC || Oxford University Athletic Club ||  
| Open University ||  
|-
|-
| OUAFC || Oxford University Association Football Club ||
| OUAC || Oxford University Athletic Club
|-
|-
| OUBC || Oxford University Boat Club ||
| OUAFC || Oxford University Association Football Club
|-
|-
| OUCC || Oxford University Cricket Club ||
| OUBC || Oxford University Boat Club
|-
|-
| OUDS || Oxford University Dramatic Society ||
| OUCC || Oxford University Cricket Club
|-
|-
| OUP || Oxford University Press ||
| OUDS || Oxford University Dramatic Society
|-
|-
| Official Unionist Party ||  ||  
| OUP || Oxford University Press
|-
|-
| OURC || Oxford University Rifle Club ||  
| Official Unionist Party ||  
|-
|-
| OURFC || Oxford University Rugby Football Club ||
| OURC || Oxford University Rifle Club
|-
|-
| OURT || Order of the United Republic of Tanzania ||  
| OURFC || Oxford University Rugby Football Club
|-
|-
| Oxon || Oxfordshire ||  
| OURT || Order of the United Republic of Tanzania
|-
|-
| Oxoniensis (of Oxford) ||  ||  
| Oxon || Oxfordshire
|-
|-
| P ||  ||  
| Oxoniensis (of Oxford) ||  
|-
|-
| ||  ||  
| P ||  
|-
|-
| PA || Pakistan Army ||  
| ||  
|-
|-
| Personal Assistant ||  ||  
| PA || Pakistan Army
|-
|-
| Pennsylvania (postal) ||  ||  
| Personal Assistant ||  
|-
|-
| PAA || President, Australian Academy of Science ||  
| Pennsylvania (postal) ||  
|-
|-
| pac || passed the final examination of the Advanced Class, The Military College of Science ||
| PAA || President, Australian Academy of Science
|-
|-
| PACE || Protestant and Catholic Encounter ||  
| pac || passed the final examination of the Advanced Class, The Military College of Science
|-
|-
| Property Advisers to the Civil Estate ||  ||  
| PACE || Protestant and Catholic Encounter
|-
|-
| PACTA || Professional Associate, Clinical Theology Association ||  
| Property Advisers to the Civil Estate ||  
|-
|-
| PALS || Partnership for Active Leisure Scheme for Disabled Children ||  
| PACTA || Professional Associate, Clinical Theology Association
|-
|-
| P&O || Peninsular and Oriental Steamship Co. ||  
| PALS || Partnership for Active Leisure Scheme for Disabled Children
|-
|-
| P&OSNCo. || Peninsular and Oriental Steam Navigation Co. ||
| P&O || Peninsular and Oriental Steamship Co.
|-
|-
| PAO || Prince Albert’s Own ||  
| P&OSNCo. || Peninsular and Oriental Steam Navigation Co.
|-
|-
| PASOK || Panhellenic Socialist Movement ||  
| PAO || Prince Albert’s Own
|-
|-
| PBFA || Provincial Booksellers Fairs Association ||  
| PASOK || Panhellenic Socialist Movement
|-
|-
| PBS || Public Broadcasting Service ||  
| PBFA || Provincial Booksellers Fairs Association
|-
|-
| PC || Privy Counsellor ||  
| PBS || Public Broadcasting Service
|-
|-
| Police Constable ||  ||  
| PC || Privy Counsellor
|-
|-
| Perpetual Curate ||  ||  
| Police Constable ||  
|-
|-
| Peace Commissioner (Ireland) ||  ||  
| Perpetual Curate ||  
|-
|-
| Progressive Conservative (Canada) ||  ||  
| Peace Commissioner (Ireland) ||  
|-
|-
| pc || per centum (in the hundred) ||  
| Progressive Conservative (Canada) ||  
|-
|-
| PCC || Parochial Church Council ||  
| pc || per centum (in the hundred)
|-
|-
| Protected Cell Company (Guernsey) ||  ||  
| PCC || Parochial Church Council
|-
|-
| Private Cell Company ||  ||  
| Protected Cell Company (Guernsey) ||  
|-
|-
| PCE || Postgraduate Certificate of Education ||  
| Private Cell Company ||  
|-
|-
| pce || passed command examinations ||  
| PCE || Postgraduate Certificate of Education
|-
|-
| PCFC || Polytechnics and Colleges Funding Council ||  
| pce || passed command examinations
|-
|-
| PCG || Primary Care Group ||  
| PCFC || Polytechnics and Colleges Funding Council
|-
|-
| PCL || Polytechnic of Central London ||  
| PCG || Primary Care Group
|-
|-
| PCMO || Principal Colonial Medical Officer ||  
| PCL || Polytechnic of Central London
|-
|-
| PCNZM || Principal Companion, New Zealand Order of Merit ||
| PCMO || Principal Colonial Medical Officer
|-
|-
| PCS || Parti Chrétien-Social ||  
| PCNZM || Principal Companion, New Zealand Order of Merit
|-
|-
| Public and Commercial Services Union ||  ||  
| PCS || Parti Chrétien-Social
|-
|-
| PCT || Primary Care Trust ||  
| Public and Commercial Services Union ||  
|-
|-
| PdD || Doctor of Pedagogy (US) ||  
| PCT || Primary Care Trust
|-
|-
| PDG || Président Directeur Général ||  
| PdD || Doctor of Pedagogy (US)
|-
|-
| PDipHEd || Postgraduate Diploma in Health Education ||  
| PDG || Président Directeur Général
|-
|-
| PDR || People’s Democratic Republic ||  
| PDipHEd || Postgraduate Diploma in Health Education
|-
|-
| PDRA || post doctoral research assistant ||  
| PDR || People’s Democratic Republic
|-
|-
| PDSA || People’s Dispensary for Sick Animals ||  
| PDRA || post doctoral research assistant
|-
|-
| PDTC || Professional Dancer’s Training Course Diploma ||  
| PDSA || People’s Dispensary for Sick Animals
|-
|-
| PDTDip || Professional Dancer’s Teaching Diploma ||
| PDTC || Professional Dancer’s Training Course Diploma
|-
|-
| PE || Procurement Executive ||  
| PDTDip || Professional Dancer’s Teaching Diploma
|-
|-
| Prince Edward Island (postal) ||  ||  
| PE || Procurement Executive
|-
|-
| PEI || Prince Edward Island ||  
| Prince Edward Island (postal) ||  
|-
|-
| PEN || Poets, Playwrights, Editors, Essayists, Novelists (Club) ||  
| PEI || Prince Edward Island
|-
|-
| PEng || Registered Professional Engineer (Canada) ||
| PEN || Poets, Playwrights, Editors, Essayists, Novelists (Club)
|-
|-
| Member, Society of Professional Engineers ||  ||  
| PEng || Registered Professional Engineer (Canada)
|-
|-
| Penn || Pennsylvania ||  
| Member, Society of Professional Engineers ||  
|-
|-
| PEP || Political and Economic Planning (now see PSI) ||  
| Penn || Pennsylvania
|-
|-
| PER || Professional and Executive Recruitment ||
| PEP || Political and Economic Planning (now see PSI)
|-
|-
| PES || Party of European Socialists ||  
| PER || Professional and Executive Recruitment
|-
|-
| PEST || Pressure for Economic and Social Toryism ||  
| PES || Party of European Socialists
|-
|-
| PF || Procurator-Fiscal ||  
| PEST || Pressure for Economic and Social Toryism
|-
|-
| PFA || Professional Footballers’ Association ||  
| PF || Procurator-Fiscal
|-
|-
| pfc || Graduate of RAF Flying College ||  
| PFA || Professional Footballers’ Association
|-
|-
| PFHEA || Principal Fellow, Higher Education Academy ||  
| pfc || Graduate of RAF Flying College
|-
|-
| PFI || Private Finance Initiative ||  
| PFHEA || Principal Fellow, Higher Education Academy
|-
|-
| PGA || Professional Golfers’ Association ||  
| PFI || Private Finance Initiative
|-
|-
| PGCA || Post Graduate Certificate of Adjudication ||  
| PGA || Professional Golfers’ Association
|-
|-
| PGCE || Post Graduate Certificate of Education ||
| PGCA || Post Graduate Certificate of Adjudication
|-
|-
| PGCFHE || Post Graduate Certificate in Further and Higher Education ||
| PGCE || Post Graduate Certificate of Education
|-
|-
| PGCHE || Post Graduate Certificate in Higher Education ||
| PGCFHE || Post Graduate Certificate in Further and Higher Education
|-
|-
| PGCTh || Postgraduate Certificate in Theology ||
| PGCHE || Post Graduate Certificate in Higher Education
|-
|-
| PGDCCI || Postgraduate Diploma in Computing for Commerce and Industry ||
| PGCTh || Postgraduate Certificate in Theology
|-
|-
| PGDFHE || Postgraduate Diploma in Further and Higher Education ||
| PGDCCI || Postgraduate Diploma in Computing for Commerce and Industry
|-
|-
| PGDipMin || Postgraduate Diploma in Ministry ||
| PGDFHE || Postgraduate Diploma in Further and Higher Education
|-
|-
| PGDL || Postgraduate Diploma in Law ||
| PGDipMin || Postgraduate Diploma in Ministry
|-
|-
| PGDPT || Postgraduate Diploma in Pastoral Theology ||
| PGDL || Postgraduate Diploma in Law
|-
|-
| PGTC || Postgraduate Teaching Certificate ||
| PGDPT || Postgraduate Diploma in Pastoral Theology
|-
|-
| PGTCSE || Postgraduate Teaching Certificate in Secondary Education ||
| PGTC || Postgraduate Teaching Certificate
|-
|-
| PH || Presidential Order of Honour (Botswana) ||  
| PGTCSE || Postgraduate Teaching Certificate in Secondary Education
|-
|-
| PHAB || Physically Handicapped & Able-bodied ||  
| PH || Presidential Order of Honour (Botswana)
|-
|-
| PhB || Bachelor of Philosophy ||  
| PHAB || Physically Handicapped & Able-bodied
|-
|-
| PhC || Pharmaceutical Chemist ||  
| PhB || Bachelor of Philosophy
|-
|-
| PhD || Doctor of Philosophy ||  
| PhC || Pharmaceutical Chemist
|-
|-
| PHE || Public Health England ||  
| PhD || Doctor of Philosophy
|-
|-
| Phil. || Philology ||  
| PHE || Public Health England
|-
|-
| Philological ||  ||  
| Phil. || Philology
|-
|-
| Philosophy ||  ||  
| Philological ||  
|-
|-
| Philosophical ||  ||  
| Philosophy ||  
|-
|-
| PhL || Licentiate in Philosophy ||  
| Philosophical ||  
|-
|-
| PHLS || Public Health Laboratory Service ||  
| PhL || Licentiate in Philosophy
|-
|-
| PhM || Master of Philosophy (USA) ||  
| PHLS || Public Health Laboratory Service
|-
|-
| PhmB || Bachelor of Pharmacy ||
| PhM || Master of Philosophy (USA)
|-
|-
| Phys. || Physical ||  
| PhmB || Bachelor of Pharmacy
|-
|-
| PIA || Personal Investment Authority ||  
| Phys. || Physical
|-
|-
| PIARC || Permanent International Association of Road Congresses ||  
| PIA || Personal Investment Authority
|-
|-
| PIB || Prices and Incomes Board (later NBPI) ||  
| PIARC || Permanent International Association of Road Congresses
|-
|-
| PICAO || Provisional International Civil Aviation Organization (now ICAO) ||
| PIB || Prices and Incomes Board (later NBPI)
|-
|-
| PICTFOR || Parliamentary Internet Communications and Technology Forum ||  
| PICAO || Provisional International Civil Aviation Organization (now ICAO)
|-
|-
| pinx. || pinxit (he painted it) ||  
| PICTFOR || Parliamentary Internet Communications and Technology Forum
|-
|-
| PITCOM || Parliamentary Information Technology Committee (now see PICTFOR) ||
| pinx. || pinxit (he painted it)
|-
|-
| PJG || Pingat Jasa Gemilang (Singapore) ||
| PITCOM || Parliamentary Information Technology Committee (now see PICTFOR)
|-
|-
| PJHQ || Permanent Joint Headquarters ||  
| PJG || Pingat Jasa Gemilang (Singapore)
|-
|-
| PJK || Pingkat Jasa Kebaktian (Malaysia) ||  
| PJHQ || Permanent Joint Headquarters
|-
|-
| Pl. || Place ||  
| PJK || Pingkat Jasa Kebaktian (Malaysia)
|-
|-
| Plural ||  ||  
| Pl. || Place
|-
|-
| PLA || Port of London Authority ||  
| Plural ||  
|-
|-
| PLAB || Professional and Linguistic Assessments Board ||  
| PLA || Port of London Authority
|-
|-
| PLC || plc ||  
| PLAB || Professional and Linguistic Assessments Board
|-
|-
| public limited company ||  ||  
| PLC || plc
|-
|-
| Plen. || Plenipotentiary ||  
| public limited company ||  
|-
|-
| PLI || President, Landscape Institute ||  
| Plen. || Plenipotentiary
|-
|-
| PLP || Parliamentary Labour Party ||  
| PLI || President, Landscape Institute
|-
|-
| Progressive Liberal Party (Bahamas) ||  ||  
| PLP || Parliamentary Labour Party
|-
|-
| PLR || Public Lending Right ||  
| Progressive Liberal Party (Bahamas) ||  
|-
|-
| PMA || Personal Military Assistant ||  
| PLR || Public Lending Right
|-
|-
| PMC || Personnel Management Centre ||  
| PMA || Personal Military Assistant
|-
|-
| PMD || Program for Management Development ||
| PMC || Personnel Management Centre
|-
|-
| PMedSci || President, Academy of Medical Sciences ||  
| PMD || Program for Management Development
|-
|-
| PMETB || Postgraduate Medical Education and Training Board ||
| PMedSci || President, Academy of Medical Sciences
|-
|-
| PMG || Postmaster-General ||  
| PMETB || Postgraduate Medical Education and Training Board
|-
|-
| PMN || Panglima Mangku Negara (Malaysia) ||  
| PMG || Postmaster-General
|-
|-
| PMO || Principal Medical Officer ||  
| PMN || Panglima Mangku Negara (Malaysia)
|-
|-
| Princess Mary’s Own ||  ||  
| PMO || Principal Medical Officer
|-
|-
| PMRAFNS || Princess Mary’s Royal Air Force Nursing Service ||  
| Princess Mary’s Own ||  
|-
|-
| PMS || Presidential Order of Meritorious Service (Botswana) ||
| PMRAFNS || Princess Mary’s Royal Air Force Nursing Service
|-
|-
| President, Miniature Society ||  ||  
| PMS || Presidential Order of Meritorious Service (Botswana)
|-
|-
| PNBS || Panglima Negara Bintang Sarawak ||  
| President, Miniature Society ||  
|-
|-
| PNEU || Parents’ National Educational Union ||  
| PNBS || Panglima Negara Bintang Sarawak
|-
|-
| PNG || Papua New Guinea ||  
| PNEU || Parents’ National Educational Union
|-
|-
| PNP || People’s National Party ||  
| PNG || Papua New Guinea
|-
|-
| PO || Post Office ||  
| PNP || People’s National Party
|-
|-
| POB || Presidential Order of Botswana ||  
| PO || Post Office
|-
|-
| Pop. || Population ||  
| POB || Presidential Order of Botswana
|-
|-
| POST || Parliamentary Office of Science and Technology ||  
| Pop. || Population
|-
|-
| POUNC || Post Office Users’ National Council ||
| POST || Parliamentary Office of Science and Technology
|-
|-
| POW || Prisoner of War ||  
| POUNC || Post Office Users’ National Council
|-
|-
| Prince of Wales’s ||  ||  
| POW || Prisoner of War
|-
|-
| PP || Parish Priest ||  
| Prince of Wales’s ||  
|-
|-
| Past President ||  ||  
| PP || Parish Priest
|-
|-
| pp || pages ||  
| Past President ||  
|-
|-
| PPA || Professional Publishers Association (formerly Periodical Publishers Association) ||  
| pp || pages
|-
|-
| PPARC || Particle Physics and Astronomy Research Council ||  
| PPA || Professional Publishers Association (formerly Periodical Publishers Association)
|-
|-
| PPCLI || Princess Patricia’s Canadian Light Infantry ||  
| PPARC || Particle Physics and Astronomy Research Council
|-
|-
| PPCSD || Past President, Chartered Society of Designers ||  
| PPCLI || Princess Patricia’s Canadian Light Infantry
|-
|-
| PPDF || Parti Populaire pour la Démocratie Française ||  
| PPCSD || Past President, Chartered Society of Designers
|-
|-
| PPE || Philosophy, Politics and Economics ||  
| PPDF || Parti Populaire pour la Démocratie Française
|-
|-
| PPInstHE || Past President, Institution of Highway Engineers ||
| PPE || Philosophy, Politics and Economics
|-
|-
| PPIStructE || Past President, Institution of Structural Engineers ||
| PPInstHE || Past President, Institution of Highway Engineers
|-
|-
| PPITB || Printing and Publishing Industry Training Board ||  
| PPIStructE || Past President, Institution of Structural Engineers
|-
|-
| PPP || Private Patients Plan ||  
| PPITB || Printing and Publishing Industry Training Board
|-
|-
| Psychology, Philosophy and Physiology ||  ||  
| PPP || Private Patients Plan
|-
|-
| PPRA || Past President, Royal Academy ||  
| Psychology, Philosophy and Physiology ||  
|-
|-
| PPRBA || Past President, Royal Society of British Artists ||
| PPRA || Past President, Royal Academy
|-
|-
| PPRBS || Past President, Royal Society of British Sculptors ||
| PPRBA || Past President, Royal Society of British Artists
|-
|-
| PPRE || Past President, Royal Society of Painter-Printmakers (formerly of Painter-Etchers and Engravers) ||
| PPRBS || Past President, Royal Society of British Sculptors
|-
|-
| PPRIBA || Past President, Royal Institute of British Architects ||
| PPRE || Past President, Royal Society of Painter-Printmakers (formerly of Painter-Etchers and Engravers)
|-
|-
| PPRNCM || Diploma in Professional Performance, Royal Northern College of Music ||
| PPRIBA || Past President, Royal Institute of British Architects
|-
|-
| PPROI || Past President, Royal Institute of Oil Painters ||
| PPRNCM || Diploma in Professional Performance, Royal Northern College of Music
|-
|-
| PPRP || Past President, Royal Society of Portrait Painters ||
| PPROI || Past President, Royal Institute of Oil Painters
|-
|-
| PPRSA || Past President, Royal Scottish Academy ||
| PPRP || Past President, Royal Society of Portrait Painters
|-
|-
| PPRSW || Past President, Royal Scottish Society of Painters in Water Colours ||
| PPRSA || Past President, Royal Scottish Academy
|-
|-
| PPRTPI || Past President, Royal Town Planning Institute ||
| PPRSW || Past President, Royal Scottish Society of Painters in Water Colours
|-
|-
| PPRWA || Past President, Royal Watercolour Association ||
| PPRTPI || Past President, Royal Town Planning Institute
|-
|-
| PPRWS || Past President, Royal Society of Painters in Water Colours ||
| PPRWA || Past President, Royal Watercolour Association
|-
|-
| PPS || Parliamentary Private Secretary ||  
| PPRWS || Past President, Royal Society of Painters in Water Colours
|-
|-
| PPSA || Proficiency, Photographic Society of America ||  
| PPS || Parliamentary Private Secretary
|-
|-
| PPSIAD || Past President, Society of Industrial Artists and Designers ||
| PPSA || Proficiency, Photographic Society of America
|-
|-
| PQ || Province of Quebec ||
| PPSIAD || Past President, Society of Industrial Artists and Designers
|-
|-
| PQCCC || Post Qualification Certificate in Child Care ||  
| PQ || Province of Quebec
|-
|-
| PQE || Professional Qualifying Examination ||  
| PQCCC || Post Qualification Certificate in Child Care
|-
|-
| PR || Public Relations ||  
| PQE || Professional Qualifying Examination
|-
|-
| Parti républicain ||  ||  
| PR || Public Relations
|-
|-
| PRA || President, Royal Academy ||  
| Parti républicain ||  
|-
|-
| PRASEG || Associate Parliamentary Renewable and Sustainable Energy Group ||  
| PRA || President, Royal Academy
|-
|-
| PRBS || President, Royal Society of British Sculptors ||  
| PRASEG || Associate Parliamentary Renewable and Sustainable Energy Group
|-
|-
| PRCA || Public Relations Consultants Association ||  
| PRBS || President, Royal Society of British Sculptors
|-
|-
| PRCS || President, Royal College of Surgeons ||  
| PRCA || Public Relations Consultants Association
|-
|-
| PrD || Doctor of Professional Practice ||
| PRCS || President, Royal College of Surgeons
|-
|-
| PRE || President, Royal Society of Painter-Printmakers (formerly of Painter-Etchers and Engravers) ||
| PrD || Doctor of Professional Practice
|-
|-
| Preb. || Prebendary ||  
| PRE || President, Royal Society of Painter-Printmakers (formerly of Painter-Etchers and Engravers)
|-
|-
| Prep. || Preparatory ||
| Preb. || Prebendary
|-
|-
| Pres. || President ||
| Prep. || Preparatory
|-
|-
| PRHA || President, Royal Hibernian Academy ||
| Pres. || President
|-
|-
| PRI || President, Royal Institute of Painters in Water Colours ||
| PRHA || President, Royal Hibernian Academy
|-
|-
| Plastics and Rubber Institute ||  ||  
| PRI || President, Royal Institute of Painters in Water Colours
|-
|-
| PRIA || President, Royal Irish Academy ||  
| Plastics and Rubber Institute ||  
|-
|-
| PRIAS || President, Royal Incorporation of Architects in Scotland ||
| PRIA || President, Royal Irish Academy
|-
|-
| Prin. || Principal ||  
| PRIAS || President, Royal Incorporation of Architects in Scotland
|-
|-
| PRISA || Public Relations Institute of South Africa ||  
| Prin. || Principal
|-
|-
| PRL || Liberal Reform Party (Belgium) ||  
| PRISA || Public Relations Institute of South Africa
|-
|-
| PRO || Public Relations Officer ||  
| PRL || Liberal Reform Party (Belgium)
|-
|-
| Public Records Office ||  ||  
| PRO || Public Relations Officer
|-
|-
| Proc. || Proctor ||  
| Public Records Office ||  
|-
|-
| Proceedings ||  ||  
| Proc. || Proctor
|-
|-
| Prof. || Professor ||  
| Proceedings ||  
|-
|-
| Professional ||  ||  
| Prof. || Professor
|-
|-
| PROI || President, Royal Institute of Oil Painters ||  
| Professional ||  
|-
|-
| PRO NED || Promotion of Non-Executive Directors ||
| PROI || President, Royal Institute of Oil Painters
|-
|-
| Pro tem. || Pro tempore (for the time being) ||  
| PRO NED || Promotion of Non-Executive Directors
|-
|-
| ProtU || Protestant Unionist Party ||  
| Pro tem. || Pro tempore (for the time being)
|-
|-
| Prov. || Provost ||  
| ProtU || Protestant Unionist Party
|-
|-
| Provincial ||  ||  
| Prov. || Provost
|-
|-
| Prox. || Proximo (next) ||  
| Provincial ||  
|-
|-
| Prox.acc. || Proxime accessit (next in order of merit to the winner) ||
| Prox. || Proximo (next)
|-
|-
| PRS || President, Royal Society ||  
| Prox.acc. || Proxime accessit (next in order of merit to the winner)
|-
|-
| Performing Right Society Ltd ||  ||  
| PRS || President, Royal Society
|-
|-
| PRSA || President, Royal Scottish Academy ||  
| Performing Right Society Ltd ||  
|-
|-
| PRSE || President, Royal Society of Edinburgh ||
| PRSA || President, Royal Scottish Academy
|-
|-
| PRSH || President, Royal Society for the Promotion of Health ||
| PRSE || President, Royal Society of Edinburgh
|-
|-
| PRSW || President, Royal Scottish Water Colour Society ||
| PRSH || President, Royal Society for the Promotion of Health
|-
|-
| PRUAA || President, Royal Ulster Academy of Arts ||
| PRSW || President, Royal Scottish Water Colour Society
|-
|-
| PRWA || President, Royal West of England Academy ||
| PRUAA || President, Royal Ulster Academy of Arts
|-
|-
| PRWS || President, Royal Society of Painters in Water Colours ||
| PRWA || President, Royal West of England Academy
|-
|-
| PS || Pastel Society ||
| PRWS || President, Royal Society of Painters in Water Colours
|-
|-
| Paddle Steamer ||  ||  
| PS || Pastel Society
|-
|-
| ps || passed School of Instruction (of Officers) ||  
| Paddle Steamer ||  
|-
|-
| PSA || Property Services Agency ||  
| ps || passed School of Instruction (of Officers)
|-
|-
| Petty Sessions Area ||  ||  
| PSA || Property Services Agency
|-
|-
| psa || Graduate of RAF Staff College ||  
| Petty Sessions Area ||  
|-
|-
| psc || Graduate of Staff College († indicates Graduate of Senior Wing Staff College) ||
| psa || Graduate of RAF Staff College
|-
|-
| Personal Services Company ||  ||  
| psc || Graduate of Staff College († indicates Graduate of Senior Wing Staff College)
|-
|-
| PSD || Petty Sessional Division ||  
| Personal Services Company ||  
|-
|-
| Social Democratic Party (Portugal) ||  ||  
| PSD || Petty Sessional Division
|-
|-
| Panglima Setia Diraja ||  ||  
| Social Democratic Party (Portugal) ||  
|-
|-
| PSE || Party of European Socialists ||  
| Panglima Setia Diraja ||  
|-
|-
| PSGB || Pharmaceutical Society of Great Britain (now see RPSGB) ||
| PSE || Party of European Socialists
|-
|-
| PSI || Policy Studies Institute ||  
| PSGB || Pharmaceutical Society of Great Britain (now see RPSGB)
|-
|-
| PSIAD || President, Society of Industrial Artists and Designers ||  
| PSI || Policy Studies Institute
|-
|-
| PSM || Panglima Setia Mahkota (Malaysia) ||  
| PSIAD || President, Society of Industrial Artists and Designers
|-
|-
| psm || Certificate of Royal Military School of Music ||  
| PSM || Panglima Setia Mahkota (Malaysia)
|-
|-
| PSMA || President, Society of Marine Artists ||
| psm || Certificate of Royal Military School of Music
|-
|-
| PSO || Principal Scientific Officer ||  
| PSMA || President, Society of Marine Artists
|-
|-
| Personal Staff Officer ||  ||  
| PSO || Principal Scientific Officer
|-
|-
| PSOE || Partido Socialista Obrero Español ||  
| Personal Staff Officer ||  
|-
|-
| PSS || Society of Priests of St Sulpice ||  
| PSOE || Partido Socialista Obrero Español
|-
|-
| PsyD || Doctor of Psychology ||
| PSS || Society of Priests of St Sulpice
|-
|-
| PTA || Passenger Transport Authority ||  
| PsyD || Doctor of Psychology
|-
|-
| Parent-Teacher Association ||  ||  
| PTA || Passenger Transport Authority
|-
|-
| PTC || Personnel and Training Command ||  
| Parent-Teacher Association ||  
|-
|-
| PTE || Passenger Transport Executive ||  
| PTC || Personnel and Training Command
|-
|-
| Pte || Private ||  
| PTE || Passenger Transport Executive
|-
|-
| PThD || Doctor of Pastoral Theology ||  
| Pte || Private
|-
|-
| ptsc || passed Technical Staff College ||  
| PThD || Doctor of Pastoral Theology
|-
|-
| Pty || Proprietary ||  
| ptsc || passed Technical Staff College
|-
|-
| PUP || People’s United Party ||  
| Pty || Proprietary
|-
|-
| Progressive Unionist Party ||  ||  
| PUP || People’s United Party
|-
|-
| PVSM || Param Vishishc Seva Medal (India) ||  
| Progressive Unionist Party ||  
|-
|-
| PWO || Prince of Wales’s Own ||  
| PVSM || Param Vishishc Seva Medal (India)
|-
|-
| PWO(CEW) || Principal Warfare Officer (Communications and Electronic Warfare) ||  
| PWO || Prince of Wales’s Own
|-
|-
| PWO(U) || Principal Warfare Officer (Underwater Warfare) ||
| PWO(CEW) || Principal Warfare Officer (Communications and Electronic Warfare)
|-
|-
| PWR || Pressurized Water Reactor ||  
| PWO(U) || Principal Warfare Officer (Underwater Warfare)
|-
|-
| PYBT || Prince’s Youth Business Trust ||  
| PWR || Pressurized Water Reactor
|-
|-
| Q ||  ||  
| PYBT || Prince’s Youth Business Trust
|-
|-
| ||  ||  
| Q ||  
|-
|-
| Q || Queen ||  
| ||  
|-
|-
| QAA || Quality Assurance Agency for Higher Education ||  
| Q || Queen
|-
|-
| QAIMNS || Queen Alexandra’s Imperial Military Nursing Service ||  
| QAA || Quality Assurance Agency for Higher Education
|-
|-
| QARANC || Queen Alexandra’s Royal Army Nursing Corps ||
| QAIMNS || Queen Alexandra’s Imperial Military Nursing Service
|-
|-
| QARNNS || Queen Alexandra’s Royal Naval Nursing Service ||
| QARANC || Queen Alexandra’s Royal Army Nursing Corps
|-
|-
| QBD || Queen’s Bench Division ||  
| QARNNS || Queen Alexandra’s Royal Naval Nursing Service
|-
|-
| QC || Queen’s Counsel ||
| QBD || Queen’s Bench Division
|-
|-
| Quebec (postal) ||  ||  
| QC || Queen’s Counsel
|-
|-
| QCA || Qualifications and Curriculum Authority ||  
| Quebec (postal) ||  
|-
|-
| QCB || Queen’s Commendation for Bravery ||  
| QCA || Qualifications and Curriculum Authority
|-
|-
| QCDA || Qualifications and Curriculum Development Agency ||  
| QCB || Queen’s Commendation for Bravery
|-
|-
| QCVS || Queen’s Commendation for Valuable Service ||  
| QCDA || Qualifications and Curriculum Development Agency
|-
|-
| QCVSA || Queen’s Commendation for Valuable Service in the Air ||
| QCVS || Queen’s Commendation for Valuable Service
|-
|-
| QDR || Qualified in Dispute Resolution ||
| QCVSA || Queen’s Commendation for Valuable Service in the Air
|-
|-
| QEH || Queen Elizabeth Hall ||  
| QDR || Qualified in Dispute Resolution
|-
|-
| QEO || Queen Elizabeth’s Own ||
| QEH || Queen Elizabeth Hall
|-
|-
| QFSM || Queen’s Fire Service Medal for Distinguished Service ||  
| QEO || Queen Elizabeth’s Own
|-
|-
| QGM || Queen’s Gallantry Medal ||
| QFSM || Queen’s Fire Service Medal for Distinguished Service
|-
|-
| QHC || Honorary Chaplain to the Queen ||  
| QGM || Queen’s Gallantry Medal
|-
|-
| QHDS || Honorary Dental Surgeon to the Queen ||
| QHC || Honorary Chaplain to the Queen
|-
|-
| QHNS || Honorary Nursing Sister to the Queen ||
| QHDS || Honorary Dental Surgeon to the Queen
|-
|-
| QHP || Honorary Physician to the Queen ||
| QHNS || Honorary Nursing Sister to the Queen
|-
|-
| QHS || Honorary Surgeon to the Queen ||
| QHP || Honorary Physician to the Queen
|-
|-
| Qld || Queensland ||  
| QHS || Honorary Surgeon to the Queen
|-
|-
| Qly || Quarterly ||  
| Qld || Queensland
|-
|-
| QMAAC || Queen Mary’s Army Auxiliary Corps ||  
| Qly || Quarterly
|-
|-
| QMC || Queen Mary College, London ||
| QMAAC || Queen Mary’s Army Auxiliary Corps
|-
|-
| QMG || Quartermaster-General ||  
| QMC || Queen Mary College, London
|-
|-
| QMIPRI || Queen Mary Intellectual Property Research Institute ||  
| QMG || Quartermaster-General
|-
|-
| QMO || Queen Mary’s Own ||
| QMIPRI || Queen Mary Intellectual Property Research Institute
|-
|-
| QMUL || Queen Mary, University of London ||
| QMO || Queen Mary’s Own
|-
|-
| QMW || Queen Mary and Westfield College, London (now see QMUL) ||
| QMUL || Queen Mary, University of London
|-
|-
| QO || Qualified Officer ||  
| QMW || Queen Mary and Westfield College, London (now see QMUL)
|-
|-
| QOOH || Queen’s Own Oxfordshire Hussars ||  
| QO || Qualified Officer
|-
|-
| Q(ops) || Quartering (operations) ||  
| QOOH || Queen’s Own Oxfordshire Hussars
|-
|-
| Queen’s Own Royal West Kent Regiment ||  ||  
| Q(ops) || Quartering (operations)
|-
|-
| QOY || Queen’s Own Yeomanry ||  
| Queen’s Own Royal West Kent Regiment ||  
|-
|-
| QPM || Queen’s Police Medal ||
| QOY || Queen’s Own Yeomanry
|-
|-
| QPSM || Queen’s Public Service Medal (New Zealand) ||
| QPM || Queen’s Police Medal
|-
|-
| Qr || Quarter ||  
| QPSM || Queen’s Public Service Medal (New Zealand)
|-
|-
| QRIH || Queen’s Royal Irish Hussars ||  
| Qr || Quarter
|-
|-
| QS || Quarter Sessions ||  
| QRIH || Queen’s Royal Irish Hussars
|-
|-
| Quantity Surveying ||  ||  
| QS || Quarter Sessions
|-
|-
| qs || RAF graduates of the Military or Naval Staff College ||  
| Quantity Surveying ||  
|-
|-
| QSM || Queen’s Service Medal (NZ) ||  
| qs || RAF graduates of the Military or Naval Staff College
|-
|-
| QSO || Queen’s Service Order (NZ) ||
| QSM || Queen’s Service Medal (NZ)
|-
|-
| QTS || Qualified Teacher Status ||  
| QSO || Queen’s Service Order (NZ)
|-
|-
| QUB || Queen’s University, Belfast ||  
| QTS || Qualified Teacher Status
|-
|-
| qv || quod vide (which see) ||  
| QUB || Queen’s University, Belfast
|-
|-
| QVRM || Queen’s Volunteer Reserve Medal ||  
| qv || quod vide (which see)
|-
|-
| qwi || Qualified Weapons Instructor ||  
| QVRM || Queen’s Volunteer Reserve Medal
|-
|-
| R ||  ||  
| qwi || Qualified Weapons Instructor
|-
|-
| ||  ||  
| R ||  
|-
|-
| (R) || Reserve ||  
| ||  
|-
|-
| RA || Royal Academician ||  
| (R) || Reserve
|-
|-
| Royal Academy ||  ||  
| RA || Royal Academician
|-
|-
| Royal (Regiment of) Artillery ||  ||  
| Royal Academy ||  
|-
|-
| RAA || Regional Arts Association ||  
| Royal (Regiment of) Artillery ||  
|-
|-
| Royal Australian Artillery ||  ||  
| RAA || Regional Arts Association
|-
|-
| RAAF || Royal Australian Air Force ||  
| Royal Australian Artillery ||  
|-
|-
| RAAMC || Royal Australian Army Medical Corps ||
| RAAF || Royal Australian Air Force
|-
|-
| RABI || Royal Agricultural Benevolent Institution ||
| RAAMC || Royal Australian Army Medical Corps
|-
|-
| RAC || Royal Automobile Club ||
| RABI || Royal Agricultural Benevolent Institution
|-
|-
| Royal Agricultural College ||  ||  
| RAC || Royal Automobile Club
|-
|-
| Royal Armoured Corps ||  ||  
| Royal Agricultural College ||  
|-
|-
| RACDS || Royal Australian College of Dental Surgeons ||  
| Royal Armoured Corps ||  
|-
|-
| RACGP || Royal Australian College of General Practitioners ||
| RACDS || Royal Australian College of Dental Surgeons
|-
|-
| RAChD || Royal Army Chaplains’ Department ||
| RACGP || Royal Australian College of General Practitioners
|-
|-
| RACI || Royal Australian Chemical Institute ||
| RAChD || Royal Army Chaplains’ Department
|-
|-
| RACO || Royal Australian College of Ophthalmologists ||
| RACI || Royal Australian Chemical Institute
|-
|-
| RACOG || Royal Australian College of Obstetricians and Gynaecologists ||
| RACO || Royal Australian College of Ophthalmologists
|-
|-
| RACP || Royal Australasian College of Physicians ||
| RACOG || Royal Australian College of Obstetricians and Gynaecologists
|-
|-
| RACS || Royal Australasian College of Surgeons ||
| RACP || Royal Australasian College of Physicians
|-
|-
| Royal Arsenal Co-operative Society ||  ||  
| RACS || Royal Australasian College of Surgeons
|-
|-
| RAD || Royal Academy of Dance ||  
| Royal Arsenal Co-operative Society ||  
|-
|-
| RADA || Royal Academy of Dramatic Art ||
| RAD || Royal Academy of Dance
|-
|-
| RADAR || Royal Association for Disability Rights (formerly Royal Association for Disability and Rehabilitation) ||
| RADA || Royal Academy of Dramatic Art
|-
|-
| RADC || Royal Army Dental Corps ||
| RADAR || Royal Association for Disability Rights (formerly Royal Association for Disability and Rehabilitation)
|-
|-
| RAE || Royal Australian Engineers ||
| RADC || Royal Army Dental Corps
|-
|-
| Royal Aerospace Establishment (formerly Royal Aircraft Establishment) ||  ||  
| RAE || Royal Australian Engineers
|-
|-
| Research Assessment Exercise ||  ||  
| Royal Aerospace Establishment (formerly Royal Aircraft Establishment) ||  
|-
|-
| RAEC || Royal Army Educational Corps ||  
| Research Assessment Exercise ||  
|-
|-
| RAEng || Royal Academy of Engineering ||
| RAEC || Royal Army Educational Corps
|-
|-
| RAeS || Royal Aeronautical Society ||
| RAEng || Royal Academy of Engineering
|-
|-
| RAF || Royal Air Force ||
| RAeS || Royal Aeronautical Society
|-
|-
| RAFA || Royal Air Forces Association ||
| RAF || Royal Air Force
|-
|-
| RAFO || Reserve of Air Force Officers (now see RAFRO) ||
| RAFA || Royal Air Forces Association
|-
|-
| RAFR || Royal Air Force Reserve ||
| RAFO || Reserve of Air Force Officers (now see RAFRO)
|-
|-
| RAFRO || Royal Air Force Reserve of Officers ||
| RAFR || Royal Air Force Reserve
|-
|-
| RAFVR || Royal Air Force Volunteer Reserve ||
| RAFRO || Royal Air Force Reserve of Officers
|-
|-
| RAI || Royal Anthropological Institute of Great Britain & Ireland ||
| RAFVR || Royal Air Force Volunteer Reserve
|-
|-
| Radio Audizioni Italiane ||  ||  
| RAI || Royal Anthropological Institute of Great Britain & Ireland
|-
|-
| RAIA || Royal Australian Institute of Architects ||  
| Radio Audizioni Italiane ||  
|-
|-
| RAIC || Royal Architectural Institute of Canada ||
| RAIA || Royal Australian Institute of Architects
|-
|-
| RAM || (Member of) Royal Academy of Music ||
| RAIC || Royal Architectural Institute of Canada
|-
|-
| RAMC || Royal Army Medical Corps ||
| RAM || (Member of) Royal Academy of Music
|-
|-
| RAN || Royal Australian Navy ||
| RAMC || Royal Army Medical Corps
|-
|-
| R&D || Research and Development ||  
| RAN || Royal Australian Navy
|-
|-
| RANR || Royal Australian Naval Reserve ||  
| R&D || Research and Development
|-
|-
| RANVR || Royal Australian Naval Volunteer Reserve ||
| RANR || Royal Australian Naval Reserve
|-
|-
| RAOC || Royal Army Ordnance Corps ||
| RANVR || Royal Australian Naval Volunteer Reserve
|-
|-
| RAPC || Royal Army Pay Corps ||
| RAOC || Royal Army Ordnance Corps
|-
|-
| RARDE || Royal Armament Research and Development Establishment ||
| RAPC || Royal Army Pay Corps
|-
|-
| RARO || Regular Army Reserve of Officers ||  
| RARDE || Royal Armament Research and Development Establishment
|-
|-
| RAS || Royal Astronomical Society ||  
| RARO || Regular Army Reserve of Officers
|-
|-
| Royal Asiatic Society ||  ||
| RAS || Royal Astronomical Society
|-
|-
| Recruitment and Assessment Services ||  ||  
| Royal Asiatic Society ||  
|-
|-
| RASC || Royal Army Service Corps (now see RCT) ||  
| Recruitment and Assessment Services ||  
|-
|-
| RASE || Royal Agricultural Society of England ||
| RASC || Royal Army Service Corps (now see RCT)
|-
|-
| RAU || Royal Agricultural University ||
| RASE || Royal Agricultural Society of England
|-
|-
| RAuxAF || Royal Auxiliary Air Force ||
| RAU || Royal Agricultural University
|-
|-
| RAVC || Royal Army Veterinary Corps ||
| RAuxAF || Royal Auxiliary Air Force
|-
|-
| RB || Rifle Brigade ||  
| RAVC || Royal Army Veterinary Corps
|-
|-
| RBA || Member, Royal Society of British Artists ||  
| RB || Rifle Brigade
|-
|-
| RBK&C || Royal Borough of Kensington and Chelsea ||
| RBA || Member, Royal Society of British Artists
|-
|-
| RBL || Royal British Legion ||
| RBK&C || Royal Borough of Kensington and Chelsea
|-
|-
| RBS || Royal Society of British Sculptors (now see RSS) ||
| RBL || Royal British Legion
|-
|-
| RBSA || (Member of) Royal Birmingham Society of Artists ||
| RBS || Royal Society of British Sculptors (now see RSS)
|-
|-
| RBY || Royal Bucks Yeomanry ||
| RBSA || (Member of) Royal Birmingham Society of Artists
|-
|-
| RC || Roman Catholic ||  
| RBY || Royal Bucks Yeomanry
|-
|-
| RCA || Member, Royal Canadian Academy of Arts ||  
| RC || Roman Catholic
|-
|-
| Royal College of Art ||  ||
| RCA || Member, Royal Canadian Academy of Arts
|-
|-
| (Member of) Royal Cambrian Academy ||  ||  
| Royal College of Art ||  
|-
|-
| RCAC || Royal Canadian Armoured Corps ||  
| (Member of) Royal Cambrian Academy ||  
|-
|-
| RCAF || Royal Canadian Air Force ||
| RCAC || Royal Canadian Armoured Corps
|-
|-
| RCamA || Member, Royal Cambrian Academy ||
| RCAF || Royal Canadian Air Force
|-
|-
| RCAnaes || Royal College of Anaesthetists ||
| RCamA || Member, Royal Cambrian Academy
|-
|-
| RCAS || Royal Central Asian Society (now see RSAA) ||
| RCAnaes || Royal College of Anaesthetists
|-
|-
| RCDS || Royal College of Defence Studies ||
| RCAS || Royal Central Asian Society (now see RSAA)
|-
|-
| rcds || completed a course at, or served for a year on the Staff of, the Royal College of Defence Studies ||
| RCDS || Royal College of Defence Studies
|-
|-
| RCGP || Royal College of General Practitioners ||
| rcds || completed a course at, or served for a year on the Staff of, the Royal College of Defence Studies
|-
|-
| RCHA || Royal Canadian Horse Artillery ||
| RCGP || Royal College of General Practitioners
|-
|-
| RCHME || Royal Commission on Historical Monuments of England ||
| RCHA || Royal Canadian Horse Artillery
|-
|-
| RCM || (Member of) Royal College of Music ||
| RCHME || Royal Commission on Historical Monuments of England
|-
|-
| RCN || Royal Canadian Navy ||
| RCM || (Member of) Royal College of Music
|-
|-
| Royal College of Nursing ||  ||  
| RCN || Royal Canadian Navy
|-
|-
| RCNC || Royal Corps of Naval Constructors ||  
| Royal College of Nursing ||  
|-
|-
| RCNR || Royal Canadian Naval Reserve ||
| RCNC || Royal Corps of Naval Constructors
|-
|-
| RCNVR || Royal Canadian Naval Volunteer Reserve ||
| RCNR || Royal Canadian Naval Reserve
|-
|-
| RCO || Royal College of Organists ||
| RCNVR || Royal Canadian Naval Volunteer Reserve
|-
|-
| RCOG || Royal College of Obstetricians and Gynaecologists ||
| RCO || Royal College of Organists
|-
|-
| RCP || Royal College of Physicians, London ||
| RCOG || Royal College of Obstetricians and Gynaecologists
|-
|-
| RCPA || Royal College of Pathologists of Australia ||
| RCP || Royal College of Physicians, London
|-
|-
| RCPath || Royal College of Pathologists ||
| RCPA || Royal College of Pathologists of Australia
|-
|-
| RCPCH || Royal College of Paediatrics and Child Health ||
| RCPath || Royal College of Pathologists
|-
|-
| RCPE || RCPEd ||  
| RCPCH || Royal College of Paediatrics and Child Health
|-
|-
| Royal College of Physicians, Edinburgh ||  ||  
| RCPE || RCPEd
|-
|-
| RCPI || Royal College of Physicians of Ireland ||  
| Royal College of Physicians, Edinburgh ||  
|-
|-
| RCPSG || Royal College of Physicians and Surgeons of Glasgow ||
| RCPI || Royal College of Physicians of Ireland
|-
|-
| RCPsych || Royal College of Psychiatrists ||
| RCPSG || Royal College of Physicians and Surgeons of Glasgow
|-
|-
| RCR || Royal College of Radiologists ||
| RCPsych || Royal College of Psychiatrists
|-
|-
| RCS || Royal College of Surgeons of England ||
| RCR || Royal College of Radiologists
|-
|-
| Royal Corps of Signals ||  ||
| RCS || Royal College of Surgeons of England
|-
|-
| Royal College of Science ||  ||  
| Royal Corps of Signals ||  
|-
|-
| RCSE || RCSEd ||  
| Royal College of Science ||  
|-
|-
| Royal College of Surgeons of Edinburgh ||  ||  
| RCSE || RCSEd
|-
|-
| RCSI || Royal College of Surgeons in Ireland ||  
| Royal College of Surgeons of Edinburgh ||  
|-
|-
| RCT || Royal Corps of Transport ||
| RCSI || Royal College of Surgeons in Ireland
|-
|-
| RCVS || Royal College of Veterinary Surgeons ||
| RCT || Royal Corps of Transport
|-
|-
| RD || Rural Dean ||  
| RCVS || Royal College of Veterinary Surgeons
|-
|-
| Royal Naval and Royal Marine Forces Reserve Decoration ||  ||  
| RD || Rural Dean
|-
|-
| Rd || Road ||  
| Royal Naval and Royal Marine Forces Reserve Decoration ||  
|-
|-
| RDA || Diploma of Roseworthy Agricultural College, South Australia ||  
| Rd || Road
|-
|-
| Regional Development Agency ||  ||  
| RDA || Diploma of Roseworthy Agricultural College, South Australia
|-
|-
| RDC || Rural District Council ||  
| Regional Development Agency ||  
|-
|-
| RDF || Royal Dublin Fusiliers ||  
| RDC || Rural District Council
|-
|-
| RDI || Royal Designer for Industry (Royal Society of Arts) ||
| RDF || Royal Dublin Fusiliers
|-
|-
| RE || Royal Engineers ||
| RDI || Royal Designer for Industry (Royal Society of Arts)
|-
|-
| Fellow, Royal Society of Painter-Printmakers (formerly of Painter-Etchers and Engravers) ||  ||  
| RE || Royal Engineers
|-
|-
| Religious Education ||  ||  
| Fellow, Royal Society of Painter-Printmakers (formerly of Painter-Etchers and Engravers) ||  
|-
|-
| REACH || Retired Executives Action Clearing House ||  
| Religious Education ||  
|-
|-
| Rear Adm. || Rear Admiral ||  
| REACH || Retired Executives Action Clearing House
|-
|-
| REconS || Royal Economic Society ||  
| Rear Adm. || Rear Admiral
|-
|-
| REF || Research Excellence Framework ||  
| REconS || Royal Economic Society
|-
|-
| Regt || Regiment ||  
| REF || Research Excellence Framework
|-
|-
| REIT || Real Estate Investment Trust ||  
| Regt || Regiment
|-
|-
| REME || Royal Electrical and Mechanical Engineers ||  
| REIT || Real Estate Investment Trust
|-
|-
| REngDes || Registered Engineering Designer ||  
| REME || Royal Electrical and Mechanical Engineers
|-
|-
| RERO || Royal Engineers Reserve of Officers ||  
| REngDes || Registered Engineering Designer
|-
|-
| Res. || Resigned ||  
| RERO || Royal Engineers Reserve of Officers
|-
|-
| Reserve ||  ||  
| Res. || Resigned
|-
|-
| Resident ||  ||  
| Reserve ||  
|-
|-
| Research ||  ||  
| Resident ||  
|-
|-
| Rev. || Reverend ||  
| Research ||  
|-
|-
| Review ||  ||  
| Rev. || Reverend
|-
|-
| RFA || Royal Field Artillery ||  
| Review ||  
|-
|-
| RFC || Royal Flying Corps (now RAF) ||
| RFA || Royal Field Artillery
|-
|-
| Rugby Football Club ||  ||  
| RFC || Royal Flying Corps (now RAF)
|-
|-
| RFCA || Reserve Forces and Cadets Association ||  
| Rugby Football Club ||  
|-
|-
| RFD || Reserve Force Decoration ||
| RFCA || Reserve Forces and Cadets Association
|-
|-
| RFH || Royal Festival Hall ||  
| RFD || Reserve Force Decoration
|-
|-
| RFP || Registered Forensic Practitioner ||  
| RFH || Royal Festival Hall
|-
|-
| RFPS(G) || Royal Faculty of Physicians and Surgeons, Glasgow (now see RCPSG) ||  
| RFP || Registered Forensic Practitioner
|-
|-
| RFR || Rassemblement des Français pour la République ||  
| RFPS(G) || Royal Faculty of Physicians and Surgeons, Glasgow (now see RCPSG)
|-
|-
| RFU || Rugby Football Union ||  
| RFR || Rassemblement des Français pour la République
|-
|-
| RGA || Royal Garrison Artillery ||  
| RFU || Rugby Football Union
|-
|-
| RGI || Royal Glasgow Institute of the Fine Arts ||
| RGA || Royal Garrison Artillery
|-
|-
| RGJ || Royal Green Jackets ||
| RGI || Royal Glasgow Institute of the Fine Arts
|-
|-
| RGN || Registered General Nurse ||  
| RGJ || Royal Green Jackets
|-
|-
| RGS || Royal Geographical Society ||  
| RGN || Registered General Nurse
|-
|-
| RGSA || Royal Geographical Society of Australasia ||
| RGS || Royal Geographical Society
|-
|-
| RHA || Royal Hibernian Academy ||
| RGSA || Royal Geographical Society of Australasia
|-
|-
| Royal Horse Artillery ||  ||  
| RHA || Royal Hibernian Academy
|-
|-
| Regional Health Authority ||  ||  
| Royal Horse Artillery ||  
|-
|-
| RHASS || Royal Highland and Agricultural Society of Scotland ||  
| Regional Health Authority ||  
|-
|-
| RHB || Regional Hospital Board ||  
| RHASS || Royal Highland and Agricultural Society of Scotland
|-
|-
| RHBNC || Royal Holloway and Bedford New College, London ||  
| RHB || Regional Hospital Board
|-
|-
| RHC || Royal Holloway College, London (later RHBNC) ||
| RHBNC || Royal Holloway and Bedford New College, London
|-
|-
| RHF || Royal Highland Fusiliers ||
| RHC || Royal Holloway College, London (later RHBNC)
|-
|-
| RHG || Royal Horse Guards ||
| RHF || Royal Highland Fusiliers
|-
|-
| RHistS || Royal Historical Society ||
| RHG || Royal Horse Guards
|-
|-
| RHQ || Regional Headquarters ||  
| RHistS || Royal Historical Society
|-
|-
| RHR || Royal Highland Regiment ||  
| RHQ || Regional Headquarters
|-
|-
| RHS || Royal Horticultural Society ||
| RHR || Royal Highland Regiment
|-
|-
| Royal Humane Society ||  ||
| RHS || Royal Horticultural Society
|-
|-
| RHUL || Royal Holloway, University of London ||  
| Royal Humane Society ||  
|-
|-
| RHV || Royal Health Visitor ||
| RHUL || Royal Holloway, University of London
|-
|-
| Registered Health Visitor ||  ||
| RHV || Royal Health Visitor
|-
|-
| RI || (Member of) Royal Institute of Painters in Water Colours ||  
| Registered Health Visitor ||  
|-
|-
| Rhode Island ||  ||  
| RI || (Member of) Royal Institute of Painters in Water Colours
|-
|-
| RIA || Royal Irish Academy ||  
| Rhode Island ||  
|-
|-
| RIAI || Royal Institute of the Architects of Ireland ||
| RIA || Royal Irish Academy
|-
|-
| RIAS || Royal Incorporation of Architects in Scotland ||
| RIAI || Royal Institute of the Architects of Ireland
|-
|-
| RIASC || Royal Indian Army Service Corps ||
| RIAS || Royal Incorporation of Architects in Scotland
|-
|-
| RIBA || (Member of) Royal Institute of British Architects ||
| RIASC || Royal Indian Army Service Corps
|-
|-
| RIBI || Rotary International in Great Britain and Ireland ||  
| RIBA || (Member of) Royal Institute of British Architects
|-
|-
| RIC || Royal Irish Constabulary ||  
| RIBI || Rotary International in Great Britain and Ireland
|-
|-
| Royal Institute of Chemistry (now see RSC) ||  ||  
| RIC || Royal Irish Constabulary
|-
|-
| RICS || (Member of) Royal Institution of Chartered Surveyors ||  
| Royal Institute of Chemistry (now see RSC) ||  
|-
|-
| RIF || Royal Inniskilling Fusiliers ||
| RICS || (Member of) Royal Institution of Chartered Surveyors
|-
|-
| RIIA || Royal Institute of International Affairs ||
| RIF || Royal Inniskilling Fusiliers
|-
|-
| RILEM || Réunion internationale des laboratoires d’essais et de recherches sur les matériaux et les constructions ||  
| RIIA || Royal Institute of International Affairs
|-
|-
| RIN || Royal Indian Navy ||  
| RILEM || Réunion internationale des laboratoires d’essais et de recherches sur les matériaux et les constructions
|-
|-
| RINA || Royal Institution of Naval Architects ||
| RIN || Royal Indian Navy
|-
|-
| RIPA || Royal Institute of Public Administration ||
| RINA || Royal Institution of Naval Architects
|-
|-
| RIPH || Royal Institute of Public Health (now see RSPH) ||
| RIPA || Royal Institute of Public Administration
|-
|-
| RIPH&H || Royal Institute of Public Health and Hygiene (later RIPH; now see RSPH) ||
| RIPH || Royal Institute of Public Health (now see RSPH)
|-
|-
| RIrF || Royal Irish Fusiliers ||
| RIPH&H || Royal Institute of Public Health and Hygiene (later RIPH; now see RSPH)
|-
|-
| RLC || Royal Logistic Corps ||
| RIrF || Royal Irish Fusiliers
|-
|-
| RLFC || Rugby League Football Club ||  
| RLC || Royal Logistic Corps
|-
|-
| RLSS || Royal Life Saving Society ||  
| RLFC || Rugby League Football Club
|-
|-
| RM || Royal Marines ||
| RLSS || Royal Life Saving Society
|-
|-
| Resident Magistrate ||  ||  
| RM || Royal Marines
|-
|-
| Registered Midwife ||  ||  
| Resident Magistrate ||  
|-
|-
| RMA || Royal Marine Artillery ||  
| Registered Midwife ||  
|-
|-
| Royal Military Academy Sandhurst (now incorporating Royal Military Academy, Woolwich) ||  ||  
| RMA || Royal Marine Artillery
|-
|-
| RMC || Royal Military College Sandhurst (now see RMA) ||  
| Royal Military Academy Sandhurst (now incorporating Royal Military Academy, Woolwich) ||  
|-
|-
| RMCM || (Member of) Royal Manchester College of Music ||
| RMC || Royal Military College Sandhurst (now see RMA)
|-
|-
| RMCS || Royal Military College of Science ||
| RMCM || (Member of) Royal Manchester College of Music
|-
|-
| RMedSoc || Royal Medical Society, Edinburgh ||
| RMCS || Royal Military College of Science
|-
|-
| RMetS || Royal Meteorological Society ||
| RMedSoc || Royal Medical Society, Edinburgh
|-
|-
| RMFVR || Royal Marine Forces Volunteer Reserve ||
| RMetS || Royal Meteorological Society
|-
|-
| RMIT || Royal Melbourne Institute of Technology ||
| RMFVR || Royal Marine Forces Volunteer Reserve
|-
|-
| RMLI || Royal Marine Light Infantry ||
| RMIT || Royal Melbourne Institute of Technology
|-
|-
| RMN || Registered Mental Nurse ||  
| RMLI || Royal Marine Light Infantry
|-
|-
| RMO || Resident Medical Officer(s) ||  
| RMN || Registered Mental Nurse
|-
|-
| RMP || Royal Military Police ||  
| RMO || Resident Medical Officer(s)
|-
|-
| RMPA || Royal Medico-Psychological Association ||
| RMP || Royal Military Police
|-
|-
| RMS || Royal Microscopical Society ||
| RMPA || Royal Medico-Psychological Association
|-
|-
| Royal Mail Steamer ||  ||  
| RMS || Royal Microscopical Society
|-
|-
| Royal Society of Miniature Painters ||  ||  
| Royal Mail Steamer ||  
|-
|-
| Royal Mail Ship ||  ||  
| Royal Society of Miniature Painters ||  
|-
|-
| RMT || National Union of Rail, Maritime and Transport Workers ||  
| Royal Mail Ship ||  
|-
|-
| Registered Massage Therapist ||  ||  
| RMT || National Union of Rail, Maritime and Transport Workers
|-
|-
| RN || Royal Navy ||  
| Registered Massage Therapist ||  
|-
|-
| Royal Naval ||  ||  
| RN || Royal Navy
|-
|-
| Registered Nurse ||  ||  
| Royal Naval ||  
|-
|-
| RNAS || Royal Naval Air Service ||  
| Registered Nurse ||  
|-
|-
| RNAY || Royal Naval Aircraft Yard ||
| RNAS || Royal Naval Air Service
|-
|-
| RNC || Royal Naval College ||
| RNAY || Royal Naval Aircraft Yard
|-
|-
| RNCM || (Member of) Royal Northern College of Music ||
| RNC || Royal Naval College
|-
|-
| RNEC || Royal Naval Engineering College ||
| RNCM || (Member of) Royal Northern College of Music
|-
|-
| RNIB || Royal National Institute of Blind People (formerly Royal National Institute for the Blind, then Royal National Institute of the Blind) ||
| RNEC || Royal Naval Engineering College
|-
|-
| RNID || Royal National Institute for Deaf People (formerly Royal National Institute for the Deaf) ||
| RNIB || Royal National Institute of Blind People (formerly Royal National Institute for the Blind, then Royal National Institute of the Blind)
|-
|-
| RNLI || Royal National Life-boat Institution ||
| RNID || Royal National Institute for Deaf People (formerly Royal National Institute for the Deaf)
|-
|-
| RNLO || Royal Naval Liaison Officer ||
| RNLI || Royal National Life-boat Institution
|-
|-
| RNLTA || Royal Naval Lawn Tennis Association ||
| RNLO || Royal Naval Liaison Officer
|-
|-
| RNR || Royal Naval Reserve ||
| RNLTA || Royal Naval Lawn Tennis Association
|-
|-
| RNRU || Royal Navy Rugby Union ||
| RNR || Royal Naval Reserve
|-
|-
| RNS || Royal Numismatic Society ||
| RNRU || Royal Navy Rugby Union
|-
|-
| RNSA || Royal Naval Sailing Association ||
| RNS || Royal Numismatic Society
|-
|-
| RNSC || Royal Naval Staff College ||
| RNSA || Royal Naval Sailing Association
|-
|-
| RNT || Registered Nurse Tutor ||  
| RNSC || Royal Naval Staff College
|-
|-
| Royal National Theatre ||  ||  
| RNT || Registered Nurse Tutor
|-
|-
| RNTNEH || Royal National Throat, Nose and Ear Hospital ||  
| Royal National Theatre ||  
|-
|-
| RNutr || Registered Nutritionist ||  
| RNTNEH || Royal National Throat, Nose and Ear Hospital
|-
|-
| RNVR || Royal Naval Volunteer Reserve ||  
| RNutr || Registered Nutritionist
|-
|-
| RNVSR || Royal Naval Volunteer Supplementary Reserve ||
| RNVR || Royal Naval Volunteer Reserve
|-
|-
| RNXS || Royal Naval Auxiliary Service ||
| RNVSR || Royal Naval Volunteer Supplementary Reserve
|-
|-
| RNZA || Royal New Zealand Artillery ||
| RNXS || Royal Naval Auxiliary Service
|-
|-
| RNZAC || Royal New Zealand Armoured Corps ||
| RNZA || Royal New Zealand Artillery
|-
|-
| RNZAF || Royal New Zealand Air Force ||
| RNZAC || Royal New Zealand Armoured Corps
|-
|-
| RNZIR || Royal New Zealand Infantry Regiment ||
| RNZAF || Royal New Zealand Air Force
|-
|-
| RNZN || Royal New Zealand Navy ||
| RNZIR || Royal New Zealand Infantry Regiment
|-
|-
| RNZNVR || Royal New Zealand Naval Volunteer Reserve ||
| RNZN || Royal New Zealand Navy
|-
|-
| ROC || Royal Observer Corps ||
| RNZNVR || Royal New Zealand Naval Volunteer Reserve
|-
|-
| ROF || Royal Ordnance Factories ||
| ROC || Royal Observer Corps
|-
|-
| R of O || Reserve of Officers ||  
| ROF || Royal Ordnance Factories
|-
|-
| ROH || Royal Opera House ||  
| R of O || Reserve of Officers
|-
|-
| ROI || Member, Royal Institute of Oil Painters ||
| ROH || Royal Opera House
|-
|-
| RoSPA || Royal Society for the Prevention of Accidents ||
| ROI || Member, Royal Institute of Oil Painters
|-
|-
| RP || (Member of) Royal Society of Portrait Painters ||
| RoSPA || Royal Society for the Prevention of Accidents
|-
|-
| RPC || Royal Pioneer Corps ||
| RP || (Member of) Royal Society of Portrait Painters
|-
|-
| RPE || Rocket Propulsion Establishment ||  
| RPC || Royal Pioneer Corps
|-
|-
| RPF || Rassemblement pour la France ||  
| RPE || Rocket Propulsion Establishment
|-
|-
| RPMS || Royal Postgraduate Medical School ||  
| RPF || Rassemblement pour la France
|-
|-
| RPO || Royal Philharmonic Orchestra ||
| RPMS || Royal Postgraduate Medical School
|-
|-
| RPP || Registered Project Professional ||  
| RPO || Royal Philharmonic Orchestra
|-
|-
| RPR || Rassemblement pour la République ||  
| RPP || Registered Project Professional
|-
|-
| RPS || Royal Photographic Society ||  
| RPR || Rassemblement pour la République
|-
|-
| RPSGB || Royal Pharmaceutical Society of Great Britain ||
| RPS || Royal Photographic Society
|-
|-
| RRC || Royal Red Cross ||
| RPSGB || Royal Pharmaceutical Society of Great Britain
|-
|-
| Rapid Reaction Corps ||  ||  
| RRC || Royal Red Cross
|-
|-
| RRE || Royal Radar Establishment (later RSRE) ||  
| Rapid Reaction Corps ||  
|-
|-
| RRF || Royal Regiment of Fusiliers ||
| RRE || Royal Radar Establishment (later RSRE)
|-
|-
| RRS || Royal Research Ship ||
| RRF || Royal Regiment of Fusiliers
|-
|-
| RSA || Royal Scottish Academician ||
| RRS || Royal Research Ship
|-
|-
| Royal Society of Arts ||  ||  
| RSA || Royal Scottish Academician
|-
|-
| Republic of South Africa ||  ||  
| Royal Society of Arts ||  
|-
|-
| RSAA || Royal Society for Asian Affairs ||  
| Republic of South Africa ||  
|-
|-
| RSAF || Royal Small Arms Factory ||
| RSAA || Royal Society for Asian Affairs
|-
|-
| RSAI || Royal Society of Antiquaries of Ireland ||
| RSAF || Royal Small Arms Factory
|-
|-
| RSAMD || Royal Scottish Academy of Music and Drama ||
| RSAI || Royal Society of Antiquaries of Ireland
|-
|-
| RSanI || Royal Sanitary Institute (later RSH; now see RSPH) ||
| RSAMD || Royal Scottish Academy of Music and Drama
|-
|-
| RSAS || Royal Surgical Aid Society ||
| RSanI || Royal Sanitary Institute (later RSH; now see RSPH)
|-
|-
| RSC || Royal Society of Canada ||
| RSAS || Royal Surgical Aid Society
|-
|-
| Royal Society of Chemistry ||  ||
| RSC || Royal Society of Canada
|-
|-
| Royal Shakespeare Company ||  ||  
| Royal Society of Chemistry ||  
|-
|-
| RSCM || (Member of) Royal School of Church Music ||  
| Royal Shakespeare Company ||  
|-
|-
| RSCN || Registered Sick Children’s Nurse ||  
| RSCM || (Member of) Royal School of Church Music
|-
|-
| RSE || Royal Society of Edinburgh ||  
| RSCN || Registered Sick Children’s Nurse
|-
|-
| RSF || Royal Scots Fusiliers ||
| RSE || Royal Society of Edinburgh
|-
|-
| RSFSR || Russian Soviet Federated Socialist Republic ||  
| RSF || Royal Scots Fusiliers
|-
|-
| RSGS || Royal Scottish Geographical Society ||  
| RSFSR || Russian Soviet Federated Socialist Republic
|-
|-
| RSH || Royal Society for the Promotion of Health (now see RSPH) ||
| RSGS || Royal Scottish Geographical Society
|-
|-
| RSL || Royal Society of Literature ||
| RSH || Royal Society for the Promotion of Health (now see RSPH)
|-
|-
| Returned Services League of Australia ||  ||  
| RSL || Royal Society of Literature
|-
|-
| RSM || Royal School of Mines ||  
| Returned Services League of Australia ||  
|-
|-
| RSM || RSocMed ||
| RSM || Royal School of Mines
|-
|-
| Royal Society of Medicine ||  ||  
| RSM || RSocMed
|-
|-
| RSMA || (Member of) Royal Society of Marine Artists ||  
| Royal Society of Medicine ||  
|-
|-
| RSME || Royal School of Military Engineering ||
| RSMA || (Member of) Royal Society of Marine Artists
|-
|-
| RSMHCA || Royal Society for Mentally Handicapped Children and Adults (see Mencap) ||
| RSME || Royal School of Military Engineering
|-
|-
| RSNC || Royal Society for Nature Conservation ||
| RSMHCA || Royal Society for Mentally Handicapped Children and Adults (see Mencap)
|-
|-
| RSO || Rural Sub-Office ||  
| RSNC || Royal Society for Nature Conservation
|-
|-
| Railway Sub-Office ||  ||
| RSO || Rural Sub-Office
|-
|-
| Resident Surgical Officer ||  ||  
| Railway Sub-Office ||  
|-
|-
| RSPB || Royal Society for Protection of Birds ||  
| Resident Surgical Officer ||  
|-
|-
| RSPCA || Royal Society for Prevention of Cruelty to Animals ||
| RSPB || Royal Society for Protection of Birds
|-
|-
| RSPH || Royal Society for Public Health ||
| RSPCA || Royal Society for Prevention of Cruelty to Animals
|-
|-
| RSRE || Royal Signals and Radar Establishment ||
| RSPH || Royal Society for Public Health
|-
|-
| RSS || Royal Society of Sculptors ||
| RSRE || Royal Signals and Radar Establishment
|-
|-
| RSSAf || Royal Society of South Africa ||
| RSS || Royal Society of Sculptors
|-
|-
| RSSAILA || Returned Sailors, Soldiers and Airmen’s Imperial League of Australia (now see RSL) ||
| RSSAf || Royal Society of South Africa
|-
|-
| RSSPCC || Royal Scottish Society for Prevention of Cruelty to Children ||
| RSSAILA || Returned Sailors, Soldiers and Airmen’s Imperial League of Australia (now see RSL)
|-
|-
| RSTM&H || Royal Society of Tropical Medicine and Hygiene ||
| RSSPCC || Royal Scottish Society for Prevention of Cruelty to Children
|-
|-
| RSUA || Royal Society of Ulster Architects ||
| RSTM&H || Royal Society of Tropical Medicine and Hygiene
|-
|-
| RSV || Revised Standard Version ||  
| RSUA || Royal Society of Ulster Architects
|-
|-
| Respiratory Syncytial Virus ||  ||  
| RSV || Revised Standard Version
|-
|-
| RSW || Member, Royal Scottish Society of Painters in Water Colours ||  
| Respiratory Syncytial Virus ||  
|-
|-
| RTE || Radio Telefis Eireann ||  
| RSW || Member, Royal Scottish Society of Painters in Water Colours
|-
|-
| Rt Hon. || Right Honourable ||  
| RTE || Radio Telefis Eireann
|-
|-
| RTL || Radio-Télévision Luxembourg ||  
| Rt Hon. || Right Honourable
|-
|-
| RTPI || Royal Town Planning Institute ||  
| RTL || Radio-Télévision Luxembourg
|-
|-
| RTR || Royal Tank Regiment ||
| RTPI || Royal Town Planning Institute
|-
|-
| Rt Rev. || Right Reverend ||  
| RTR || Royal Tank Regiment
|-
|-
| RTS || Religious Tract Society ||  
| Rt Rev. || Right Reverend
|-
|-
| Royal Toxophilite Society ||  ||  
| RTS || Religious Tract Society
|-
|-
| Royal Television Society ||  ||  
| Royal Toxophilite Society ||  
|-
|-
| RTYC || Royal Thames Yacht Club ||  
| Royal Television Society ||  
|-
|-
| RU || Rugby Union ||  
| RTYC || Royal Thames Yacht Club
|-
|-
| RUA || Royal Ulster Academy ||  
| RU || Rugby Union
|-
|-
| RUC || Royal Ulster Constabulary ||
| RUA || Royal Ulster Academy
|-
|-
| RUKBA || Royal United Kingdom Beneficent Association ||
| RUC || Royal Ulster Constabulary
|-
|-
| RUR || Royal Ulster Regiment ||
| RUKBA || Royal United Kingdom Beneficent Association
|-
|-
| RURAL || Society for the Responsible Use of Resources in Agriculture & on the Land ||  
| RUR || Royal Ulster Regiment
|-
|-
| RUSI || Royal United Services Institute for Defence and Security Studies (formerly Royal United Service Institution) ||
| RURAL || Society for the Responsible Use of Resources in Agriculture & on the Land
|-
|-
| RVC || Royal Veterinary College ||
| RUSI || Royal United Services Institute for Defence and Security Studies (formerly Royal United Service Institution)
|-
|-
| RVS || Royal Voluntary Service ||
| RVC || Royal Veterinary College
|-
|-
| RWA || (Member of) Royal West of England Academy ||
| RVS || Royal Voluntary Service
|-
|-
| RWAFF || Royal West African Frontier Force ||
| RWA || (Member of) Royal West of England Academy
|-
|-
| RWCMD || Royal Welsh College of Music and Drama ||
| RWAFF || Royal West African Frontier Force
|-
|-
| RWF || Royal Welch Fusiliers ||
| RWCMD || Royal Welsh College of Music and Drama
|-
|-
| RWS || (Member of) Royal Society of Painters in Water Colours ||
| RWF || Royal Welch Fusiliers
|-
|-
| RYA || Royal Yachting Association ||
| RWS || (Member of) Royal Society of Painters in Water Colours
|-
|-
| RYS || Royal Yacht Squadron ||
| RYA || Royal Yachting Association
|-
|-
| RZSScot || Royal Zoological Society of Scotland ||
| RYS || Royal Yacht Squadron
|-
|-
| S ||  ||  
| RZSScot || Royal Zoological Society of Scotland
|-
|-
| ||  ||  
| S ||  
|-
|-
| (S) || (in Navy) Paymaster ||  
| ||  
|-
|-
| Scotland ||  ||  
| (S) || (in Navy) Paymaster
|-
|-
| S || Succeeded ||  
| Scotland ||  
|-
|-
| South ||  ||  
| S || Succeeded
|-
|-
| Saint ||  ||  
| South ||  
|-
|-
| s || son ||  
| Saint ||  
|-
|-
| SA || South Australia ||  
| s || son
|-
|-
| South Africa ||  ||  
| SA || South Australia
|-
|-
| Société Anonyme ||  ||  
| South Africa ||  
|-
|-
| Society of the Atonement ||  ||  
| Société Anonyme ||  
|-
|-
| SAAF || South African Air Force ||  
| Society of the Atonement ||  
|-
|-
| SABC || South African Broadcasting Corporation ||
| SAAF || South African Air Force
|-
|-
| SAC || Scientific Advisory Committee ||  
| SABC || South African Broadcasting Corporation
|-
|-
| sac || qualified at small arms technical long course ||  
| SAC || Scientific Advisory Committee
|-
|-
| SACC || South African Council of Churches ||  
| sac || qualified at small arms technical long course
|-
|-
| SACEUR || Supreme Allied Commander Europe ||  
| SACC || South African Council of Churches
|-
|-
| SACIF || sociedad anónima commercial industrial financiera ||  
| SACEUR || Supreme Allied Commander Europe
|-
|-
| SACLANT || Supreme Allied Commander Atlantic ||  
| SACIF || sociedad anónima commercial industrial financiera
|-
|-
| SACRO || Scottish Association for the Care and Resettlement of Offenders ||  
| SACLANT || Supreme Allied Commander Atlantic
|-
|-
| SA de CV || sociedad anónima de capital variable ||  
| SACRO || Scottish Association for the Care and Resettlement of Offenders
|-
|-
| SADG || Société des Architectes Diplômés par le Gouvernement ||  
| SA de CV || sociedad anónima de capital variable
|-
|-
| SAE || Society of Automobile Engineers (US) ||  
| SADG || Société des Architectes Diplômés par le Gouvernement
|-
|-
| SAHFOS || Sir Alister Hardy Foundation for Ocean Science ||  
| SAE || Society of Automobile Engineers (US)
|-
|-
| SAN || Senior Advocate of Nigeria ||  
| SAHFOS || Sir Alister Hardy Foundation for Ocean Science
|-
|-
| SARL || Société à Responsabilité Limitée ||  
| SAN || Senior Advocate of Nigeria
|-
|-
| SARS || Severe Acute Respiratory Syndrome ||  
| SARL || Société à Responsabilité Limitée
|-
|-
| Sarum || Salisbury ||  
| SARS || Severe Acute Respiratory Syndrome
|-
|-
| SAS || Special Air Service ||  
| Sarum || Salisbury
|-
|-
| Sask || Saskatchewan ||  
| SAS || Special Air Service
|-
|-
| SASO || Senior Air Staff Officer ||  
| Sask || Saskatchewan
|-
|-
| SAT || Senior Member, Association of Accounting Technicians ||
| SASO || Senior Air Staff Officer
|-
|-
| SATB || Soprano, Alto, Tenor, Bass ||
| SAT || Senior Member, Association of Accounting Technicians
|-
|-
| SATRO || Science and Technology Regional Organisation ||  
| SATB || Soprano, Alto, Tenor, Bass
|-
|-
| SB || Bachelor of Science (US) ||
| SATRO || Science and Technology Regional Organisation
|-
|-
| SBAA || Sovereign Base Areas Administration ||  
| SB || Bachelor of Science (US)
|-
|-
| SBAC || Society of British Aerospace Companies (formerly Society of British Aircraft Constructors) ||  
| SBAA || Sovereign Base Areas Administration
|-
|-
| SBS || Special Boat Service ||  
| SBAC || Society of British Aerospace Companies (formerly Society of British Aircraft Constructors)
|-
|-
| Silver Bauhinia Star (Hong Kong) ||  ||  
| SBS || Special Boat Service
|-
|-
| SBStJ || Serving Brother, Most Venerable Order of the Hospital of St John of Jerusalem ||  
| Silver Bauhinia Star (Hong Kong) ||  
|-
|-
| SC || Star of Courage (Canada) ||
| SBStJ || Serving Brother, Most Venerable Order of the Hospital of St John of Jerusalem
|-
|-
| Senior Counsel ||  ||  
| SC || Star of Courage (Canada)
|-
|-
| South Carolina ||  ||  
| Senior Counsel ||  
|-
|-
| sc || student at the Staff College ||  
| South Carolina ||  
|-
|-
| SCA || Society of Catholic Apostolate (Pallottine Fathers) ||  
| sc || student at the Staff College
|-
|-
| Société en Commandité par Actions ||  ||  
| SCA || Society of Catholic Apostolate (Pallottine Fathers)
|-
|-
| SCAA || School Curriculum and Assessment Authority ||  
| Société en Commandité par Actions ||  
|-
|-
| SCAO || Senior Civil Affairs Officer ||  
| SCAA || School Curriculum and Assessment Authority
|-
|-
| SCAR || Scientific Committee for Antarctic Research ||  
| SCAO || Senior Civil Affairs Officer
|-
|-
| ScD || Doctor of Science ||  
| SCAR || Scientific Committee for Antarctic Research
|-
|-
| SCDI || Scottish Council for Development and Industry ||  
| ScD || Doctor of Science
|-
|-
| SCF || Senior Chaplain to the Forces ||  
| SCDI || Scottish Council for Development and Industry
|-
|-
| Save the Children Fund ||  ||  
| SCF || Senior Chaplain to the Forces
|-
|-
| Sch. || School ||  
| Save the Children Fund ||  
|-
|-
| SChStJ || Senior Chaplain, Order of St John of Jerusalem ||  
| Sch. || School
|-
|-
| SCI || Society of Chemical Industry ||
| SChStJ || Senior Chaplain, Order of St John of Jerusalem
|-
|-
| SCIE || Social Care Institute of Excellence ||
| SCI || Society of Chemical Industry
|-
|-
| SCIO || Scottish Charitable Incorporated Organisation ||  
| SCIE || Social Care Institute of Excellence
|-
|-
| SCIS || Scottish Council of Independent Schools ||
| SCIO || Scottish Charitable Incorporated Organisation
|-
|-
| SCL || Student in Civil Law ||  
| SCIS || Scottish Council of Independent Schools
|-
|-
| SCLC || Short Service Limited Commission ||  
| SCL || Student in Civil Law
|-
|-
| SCLI || Somerset and Cornwall Light Infantry ||  
| SCLC || Short Service Limited Commission
|-
|-
| SCM || State Certified Midwife ||  
| SCLI || Somerset and Cornwall Light Infantry
|-
|-
| Student Christian Movement ||  ||  
| SCM || State Certified Midwife
|-
|-
| SCOB || Supreme Counsellor of Baobab (South Africa) ||  
| Student Christian Movement ||  
|-
|-
| SCONUL || Standing Conference of National and University Libraries ||
| SCOB || Supreme Counsellor of Baobab (South Africa)
|-
|-
| Scot. || Scotland ||  
| SCONUL || Standing Conference of National and University Libraries
|-
|-
| ScotBIC || Scottish Business in the Community ||  
| Scot. || Scotland
|-
|-
| SCOTVEC || Scottish Vocational Education Council ||
| ScotBIC || Scottish Business in the Community
|-
|-
| SCRL || Sociedade Cooperativa de Responsabilidade Limitada ||  
| SCOTVEC || Scottish Vocational Education Council
|-
|-
| SCVO || Scottish Council for Voluntary Organisations ||  
| SCRL || Sociedade Cooperativa de Responsabilidade Limitada
|-
|-
| SD || Staff Duties ||  
| SCVO || Scottish Council for Voluntary Organisations
|-
|-
| South Dakota (postal) ||  ||  
| SD || Staff Duties
|-
|-
| SDA || Social Democratic Alliance ||  
| South Dakota (postal) ||  
|-
|-
| Scottish Diploma in Agriculture ||  ||  
| SDA || Social Democratic Alliance
|-
|-
| Scottish Development Agency ||  ||  
| Scottish Diploma in Agriculture ||  
|-
|-
| SDF || Sudan Defence Force ||  
| Scottish Development Agency ||  
|-
|-
| Social Democratic Federation ||  ||  
| SDF || Sudan Defence Force
|-
|-
| SDI || Strategic Defence Initiative ||  
| Social Democratic Federation ||  
|-
|-
| SDLP || Social Democratic and Labour Party ||  
| SDI || Strategic Defence Initiative
|-
|-
| SDP || Social Democratic Party ||
| SDLP || Social Democratic and Labour Party
|-
|-
| SE || South-east ||  
| SDP || Social Democratic Party
|-
|-
| SEAC || South-East Asia Command ||
| SE || South-east
|-
|-
| SEATO || South-East Asia Treaty Organization ||
| SEAC || South-East Asia Command
|-
|-
| SEC || Security Exchange Commission ||  
| SEATO || South-East Asia Treaty Organization
|-
|-
| Sec. || Secretary ||  
| SEC || Security Exchange Commission
|-
|-
| SED || Scottish Education Department ||  
| Sec. || Secretary
|-
|-
| SEE || Society of Environmental Engineers ||  
| SED || Scottish Education Department
|-
|-
| SEEDA || South East England Development Agency ||  
| SEE || Society of Environmental Engineers
|-
|-
| SEFI || European Society for Engineering Education ||  
| SEEDA || South East England Development Agency
|-
|-
| SEN || State Enrolled Nurse ||  
| SEFI || European Society for Engineering Education
|-
|-
| Special Educational Needs ||  ||  
| SEN || State Enrolled Nurse
|-
|-
| SEP || Stanford Executive Program ||  
| Special Educational Needs ||  
|-
|-
| SEPA || Scottish Environmental Protection Agency ||  
| SEP || Stanford Executive Program
|-
|-
| SERC || Science and Engineering Research Council ||  
| SEPA || Scottish Environmental Protection Agency
|-
|-
| SERT || Society of Electronic and Radio Technicians (later IEIE) ||
| SERC || Science and Engineering Research Council
|-
|-
| SESO || Senior Equipment Staff Officer ||  
| SERT || Society of Electronic and Radio Technicians (later IEIE)
|-
|-
| SF || Sinn Féin ||  
| SESO || Senior Equipment Staff Officer
|-
|-
| SFA || Securities and Futures Authority ||  
| SF || Sinn Féin
|-
|-
| SFC || Scottish Further and Higher Education Funding Council ||
| SFA || Securities and Futures Authority
|-
|-
| SFFMLM || Senior Fellow, Faculty of Medical Leadership and Management ||
| SFC || Scottish Further and Higher Education Funding Council
|-
|-
| SFHEA || Senior Fellow, Higher Education Academy ||
| SFFMLM || Senior Fellow, Faculty of Medical Leadership and Management
|-
|-
| SFOR || Stabilisation Force ||  
| SFHEA || Senior Fellow, Higher Education Academy
|-
|-
| SFSEDA || Senior Fellow, Staff and Higher Educational Development Association ||  
| SFOR || Stabilisation Force
|-
|-
| SFTA || Society of Film and Television Arts (now see BAFTA) ||
| SFSEDA || Senior Fellow, Staff and Higher Educational Development Association
|-
|-
| SG || Solicitor-General ||  
| SFTA || Society of Film and Television Arts (now see BAFTA)
|-
|-
| SGA || Member, Society of Graphic Art ||  
| SG || Solicitor-General
|-
|-
| Sgt || Sergeant ||  
| SGA || Member, Society of Graphic Art
|-
|-
| SHA || Secondary Heads Association (now see ASCL) ||  
| Sgt || Sergeant
|-
|-
| Special Health Authority ||  ||  
| SHA || Secondary Heads Association (now see ASCL)
|-
|-
| SHAC || London Housing Aid Centre ||  
| Special Health Authority ||  
|-
|-
| SHAEF || Supreme Headquarters, Allied Expeditionary Force ||  
| SHAC || London Housing Aid Centre
|-
|-
| SHAPE || Supreme Headquarters, Allied Powers, Europe ||
| SHAEF || Supreme Headquarters, Allied Expeditionary Force
|-
|-
| SHEFC || Scottish Higher Education Funding Council (now see SFC) ||  
| SHAPE || Supreme Headquarters, Allied Powers, Europe
|-
|-
| SHHD || Scottish Home and Health Department ||
| SHEFC || Scottish Higher Education Funding Council (now see SFC)
|-
|-
| SHND || Scottish Higher National Diploma ||
| SHHD || Scottish Home and Health Department
|-
|-
| SHO || Senior House Officer ||  
| SHND || Scottish Higher National Diploma
|-
|-
| SIA || Security Industry Authority ||  
| SHO || Senior House Officer
|-
|-
| SIAD || Society of Industrial Artists and Designers (now see CSD) ||  
| SIA || Security Industry Authority
|-
|-
| SIAM || Society of Industrial and Applied Mathematics (US) ||
| SIAD || Society of Industrial Artists and Designers (now see CSD)
|-
|-
| SIB || Shipbuilding Industry Board ||  
| SIAM || Society of Industrial and Applied Mathematics (US)
|-
|-
| Securities and Investments Board (now see FSA) ||  ||  
| SIB || Shipbuilding Industry Board
|-
|-
| SICA-FICA || Foundation for International Commercial Arbitration ||  
| Securities and Investments Board (now see FSA) ||  
|-
|-
| SICAV || Société d’Investissement à Capital Variable ||  
| SICA-FICA || Foundation for International Commercial Arbitration
|-
|-
| SICOT || Société Internationale de Chirurgie Orthopédique et de Traumatologie ||
| SICAV || Société d’Investissement à Capital Variable
|-
|-
| SID || Society for International Development ||  
| SICOT || Société Internationale de Chirurgie Orthopédique et de Traumatologie
|-
|-
| SIME || Security Intelligence Middle East ||  
| SID || Society for International Development
|-
|-
| SIMG || Societas Internationalis Medicinae Generalis ||  
| SIME || Security Intelligence Middle East
|-
|-
| SIROT || Société Internationale pour Recherche en Orthopédie et Traumatologie ||  
| SIMG || Societas Internationalis Medicinae Generalis
|-
|-
| SIS || Secret Intelligence Service ||  
| SIROT || Société Internationale pour Recherche en Orthopédie et Traumatologie
|-
|-
| SITA || Société Internationale de Télécommunications Aéronautiques ||  
| SIS || Secret Intelligence Service
|-
|-
| SITPRO || Simpler Trade Procedures Board (formerly Simplification of International Trade Procedures) ||  
| SITA || Société Internationale de Télécommunications Aéronautiques
|-
|-
| SJ || Society of Jesus (Jesuits) ||
| SITPRO || Simpler Trade Procedures Board (formerly Simplification of International Trade Procedures)
|-
|-
| SJAB || St John Ambulance Brigade ||  
| SJ || Society of Jesus (Jesuits)
|-
|-
| SJD || Doctor of Juristic Science ||  
| SJAB || St John Ambulance Brigade
|-
|-
| SK || Saskatchewan (postal) ||  
| SJD || Doctor of Juristic Science
|-
|-
| SL || Serjeant-at-Law ||  
| SK || Saskatchewan (postal)
|-
|-
| Sociedad Limitada ||  ||  
| SL || Serjeant-at-Law
|-
|-
| SLAC || Stanford Linear Accelerator Centre ||  
| Sociedad Limitada ||  
|-
|-
| SLC || St Lucia Cross ||  
| SLAC || Stanford Linear Accelerator Centre
|-
|-
| SLD || Social and Liberal Democrats ||  
| SLC || St Lucia Cross
|-
|-
| SLJ || Seri Laila Jasa (Brunei) ||  
| SLD || Social and Liberal Democrats
|-
|-
| SLP || Scottish Labour Party ||  
| SLJ || Seri Laila Jasa (Brunei)
|-
|-
| SLS || Society of Legal Scholars ||  
| SLP || Scottish Labour Party
|-
|-
| SM || Medal of Service (Canada) (now see OC) ||
| SLS || Society of Legal Scholars
|-
|-
| Master of Science ||  ||  
| SM || Medal of Service (Canada) (now see OC)
|-
|-
| Officer qualified for Submarine Duties ||  ||  
| Master of Science ||  
|-
|-
| SMA || Society of Marine Artists (now see RSMA) ||  
| Officer qualified for Submarine Duties ||  
|-
|-
| SMB || Setia Mahkota Brunei ||  
| SMA || Society of Marine Artists (now see RSMA)
|-
|-
| SMCC || Submarine Commanding Officers’ Command Course ||  
| SMB || Setia Mahkota Brunei
|-
|-
| SME || School of Military Engineering (now see RSME) ||  
| SMCC || Submarine Commanding Officers’ Command Course
|-
|-
| Small to medium-sized enterprise ||  ||  
| SME || School of Military Engineering (now see RSME)
|-
|-
| SMEO || Squadron Marine Engineer Officer ||  
| Small to medium-sized enterprise ||  
|-
|-
| SMHO || Sovereign Military Hospitaller Order (Malta) ||  
| SMEO || Squadron Marine Engineer Officer
|-
|-
| SMIEE || Senior Member, Institute of Electrical and Electronics Engineers (New York) ||
| SMHO || Sovereign Military Hospitaller Order (Malta)
|-
|-
| SMMT || Society of Motor Manufacturers and Traders Ltd ||
| SMIEE || Senior Member, Institute of Electrical and Electronics Engineers (New York)
|-
|-
| SMN || Seri Maharaja Mangku Negara (Malaysia) ||  
| SMMT || Society of Motor Manufacturers and Traders Ltd
|-
|-
| SMO || Senior Medical Officer ||  
| SMN || Seri Maharaja Mangku Negara (Malaysia)
|-
|-
| Sovereign Military Order ||  ||  
| SMO || Senior Medical Officer
|-
|-
| SMP || Senior Managers’ Program ||  
| Sovereign Military Order ||  
|-
|-
| SMPTE || Society of Motion Picture and Television Engineers (US) ||  
| SMP || Senior Managers’ Program
|-
|-
| SMS || Short Message Service ||  
| SMPTE || Society of Motion Picture and Television Engineers (US)
|-
|-
| SNAME || Society of Naval Architects and Marine Engineers (US) ||  
| SMS || Short Message Service
|-
|-
| SNCF || Société Nationale des Chemins de Fer Français ||  
| SNAME || Society of Naval Architects and Marine Engineers (US)
|-
|-
| SND || Sisters of Notre Dame ||  
| SNCF || Société Nationale des Chemins de Fer Français
|-
|-
| SNH || Scottish Natural Heritage ||  
| SND || Sisters of Notre Dame
|-
|-
| SNP || Scottish National Party ||
| SNH || Scottish Natural Heritage
|-
|-
| SNTS || Society for New Testament Studies ||  
| SNP || Scottish National Party
|-
|-
| SO || Staff Officer ||  
| SNTS || Society for New Testament Studies
|-
|-
| Scientific Officer ||  ||  
| SO || Staff Officer
|-
|-
| Symphony Orchestra ||  ||  
| Scientific Officer ||  
|-
|-
| SOAF || Sultan of Oman’s Air Force ||  
| Symphony Orchestra ||  
|-
|-
| SOAS || School of Oriental and African Studies ||
| SOAF || Sultan of Oman’s Air Force
|-
|-
| Soc. || Society ||  
| SOAS || School of Oriental and African Studies
|-
|-
| Socialist (France, Belgium) ||  ||  
| Soc. || Society
|-
|-
| SOCA || Serious and Organised Crime Agency ||  
| Socialist (France, Belgium) ||  
|-
|-
| Soc & Lib Dem || Social and Liberal Democrats (now see Lib Dem) ||
| SOCA || Serious and Organised Crime Agency
|-
|-
| Soc Dem || Social Democrats ||
| Soc & Lib Dem || Social and Liberal Democrats (now see Lib Dem)
|-
|-
| SOE || Special Operations Executive ||  
| Soc Dem || Social Democrats
|-
|-
| Society of Operations Engineers ||  ||  
| SOE || Special Operations Executive
|-
|-
| SOGAT || Society of Graphical and Allied Trades (now see GPMU) ||  
| Society of Operations Engineers ||  
|-
|-
| SOLACE || Solace ||  
| SOGAT || Society of Graphical and Allied Trades (now see GPMU)
|-
|-
| Society of Local Authority Chief Executives ||  ||  
| SOLACE || Solace
|-
|-
| SOLT || Society of London Theatre ||  
| Society of Local Authority Chief Executives ||  
|-
|-
| SOM || Society of Occupational Medicine ||
| SOLT || Society of London Theatre
|-
|-
| Saskatchewan Order of Merit (Canada) ||  ||  
| SOM || Society of Occupational Medicine
|-
|-
| SONIA || Sterling Overnight Index Average ||  
| Saskatchewan Order of Merit (Canada) ||  
|-
|-
| SOSc || Society of Ordained Scientists ||  
| SONIA || Sterling Overnight Index Average
|-
|-
| SOTS || Society for Old Testament Study ||
| SOSc || Society of Ordained Scientists
|-
|-
| sowc || Senior Officers’ War Course ||  
| SOTS || Society for Old Testament Study
|-
|-
| SP || Self-Propelled (Anti-Tank Regiment) ||  
| sowc || Senior Officers’ War Course
|-
|-
| sp || sine prole (without issue) ||
| SP || Self-Propelled (Anti-Tank Regiment)
|-
|-
| SpA || Società per Azioni ||  
| sp || sine prole (without issue)
|-
|-
| SPAB || Society for the Protection of Ancient Buildings ||  
| SpA || Società per Azioni
|-
|-
| SPARKS || Sport Aiding Medical Research for Children ||
| SPAB || Society for the Protection of Ancient Buildings
|-
|-
| SPCA || Society for the Prevention of Cruelty to Animals ||
| SPARKS || Sport Aiding Medical Research for Children
|-
|-
| SPCK || Society for Promoting Christian Knowledge ||
| SPCA || Society for the Prevention of Cruelty to Animals
|-
|-
| SPCM || Darjah Seri Paduka Cura Si Manja Kini (Malaysia) ||  
| SPCK || Society for Promoting Christian Knowledge
|-
|-
| SPD || Salisbury Plain District ||  
| SPCM || Darjah Seri Paduka Cura Si Manja Kini (Malaysia)
|-
|-
| Sozialdemokratische Partei Deutschlands ||  ||  
| SPD || Salisbury Plain District
|-
|-
| SPDK || Seri Panglima Darjal Kinabalu ||  
| Sozialdemokratische Partei Deutschlands ||  
|-
|-
| SPG || Society for the Propagation of the Gospel (now see USPG) ||  
| SPDK || Seri Panglima Darjal Kinabalu
|-
|-
| SPk || Sitara-e-Pakistan ||  
| SPG || Society for the Propagation of the Gospel (now see USPG)
|-
|-
| SPMB || Seri Paduka Makhota Brunei ||  
| SPk || Sitara-e-Pakistan
|-
|-
| SPMK || Darjah Kebasaran Seri Paduka Mahkota Kelantan (Malaysia) ||
| SPMB || Seri Paduka Makhota Brunei
|-
|-
| SPMO || Senior Principal Medical Officer ||  
| SPMK || Darjah Kebasaran Seri Paduka Mahkota Kelantan (Malaysia)
|-
|-
| SPNC || Society for the Promotion of Nature Conservation (now see RSNC) ||  
| SPMO || Senior Principal Medical Officer
|-
|-
| SPNM || Society for the Promotion of New Music ||
| SPNC || Society for the Promotion of Nature Conservation (now see RSNC)
|-
|-
| SPR || Society for Psychical Research ||
| SPNM || Society for the Promotion of New Music
|-
|-
| sprl || société de personnes à responsabilité limitée ||  
| SPR || Society for Psychical Research
|-
|-
| SPSO || Senior Principal Scientific Officer ||  
| sprl || société de personnes à responsabilité limitée
|-
|-
| SPTL || Society of Public Teachers of Law (now see SLS) ||  
| SPSO || Senior Principal Scientific Officer
|-
|-
| SPUC || Society for the Protection of Unborn Children (formerly the Unborn Child) ||
| SPTL || Society of Public Teachers of Law (now see SLS)
|-
|-
| Sq. || Square ||  
| SPUC || Society for the Protection of Unborn Children (formerly the Unborn Child)
|-
|-
| sq || staff qualified ||  
| Sq. || Square
|-
|-
| SQA || Sitara-i-Quaid-i-Azam (Pakistan) ||  
| sq || staff qualified
|-
|-
| Sqdn || Sqn ||  
| SQA || Sitara-i-Quaid-i-Azam (Pakistan)
|-
|-
| Squadron ||  ||  
| Sqdn || Sqn
|-
|-
| SR || Special Reserve ||  
| Squadron ||  
|-
|-
| Southern Railway ||  ||  
| SR || Special Reserve
|-
|-
| Southern Region (BR) ||  ||  
| Southern Railway ||  
|-
|-
| SRA || Solicitors Regulation Authority ||  
| Southern Region (BR) ||  
|-
|-
| SRC || Science Research Council (later SERC) ||  
| SRA || Solicitors Regulation Authority
|-
|-
| Students’ Representative Council ||  ||  
| SRC || Science Research Council (later SERC)
|-
|-
| SRCh || State Registered Chiropodist ||  
| Students’ Representative Council ||  
|-
|-
| SRHE || Society for Research into Higher Education ||  
| SRCh || State Registered Chiropodist
|-
|-
| SRIS || Science Reference Information Service ||  
| SRHE || Society for Research into Higher Education
|-
|-
| SRN || State Registered Nurse ||  
| SRIS || Science Reference Information Service
|-
|-
| SRO || Supplementary Reserve of Officers ||  
| SRN || State Registered Nurse
|-
|-
| Self-Regulatory Organisation ||  ||  
| SRO || Supplementary Reserve of Officers
|-
|-
| SRP || State Registered Physiotherapist ||  
| Self-Regulatory Organisation ||  
|-
|-
| SS || Saints ||  
| SRP || State Registered Physiotherapist
|-
|-
| Straits Settlements ||  ||  
| SS || Saints
|-
|-
| Steamship ||  ||  
| Straits Settlements ||  
|-
|-
| SSA || Society of Scottish Artists ||  
| Steamship ||  
|-
|-
| Side Saddle Association ||  ||  
| SSA || Society of Scottish Artists
|-
|-
| SSAC || Social Security Advisory Committee ||  
| Side Saddle Association ||  
|-
|-
| SSAFA || Soldiers, Sailors, Airmen and Families Association (formerly Soldiers’, Sailors’, and Airmen’s Families Association, then Soldiers, Sailors, Airmen and Families Association Forces Help) ||  
| SSAC || Social Security Advisory Committee
|-
|-
| SSBN || Nuclear Submarine, Ballistic ||
| SSAFA || Soldiers, Sailors, Airmen and Families Association (formerly Soldiers’, Sailors’, and Airmen’s Families Association, then Soldiers, Sailors, Airmen and Families Association Forces Help)
|-
|-
| SSC || Solicitor before Supreme Court (Scotland) ||  
| SSBN || Nuclear Submarine, Ballistic
|-
|-
| Sculptors Society of Canada ||  ||  
| SSC || Solicitor before Supreme Court (Scotland)
|-
|-
| Societas Sanctae Crucis (Society of the Holy Cross) ||  ||  
| Sculptors Society of Canada ||  
|-
|-
| Short Service Commission ||  ||  
| Societas Sanctae Crucis (Society of the Holy Cross) ||  
|-
|-
| SSEB || South of Scotland Electricity Board ||  
| Short Service Commission ||  
|-
|-
| SSEES || School of Slavonic and East European Studies ||
| SSEB || South of Scotland Electricity Board
|-
|-
| SSF || Society of St Francis ||
| SSEES || School of Slavonic and East European Studies
|-
|-
| SSJE || Society of St John the Evangelist ||
| SSF || Society of St Francis
|-
|-
| SSLC || Short Service Limited Commission ||  
| SSJE || Society of St John the Evangelist
|-
|-
| SSM || Society of the Sacred Mission ||  
| SSLC || Short Service Limited Commission
|-
|-
| Seri Setia Mahkota (Malaysia) ||  ||  
| SSM || Society of the Sacred Mission
|-
|-
| SSO || Senior Supply Officer ||  
| Seri Setia Mahkota (Malaysia) ||  
|-
|-
| Senior Scientific Officer ||  ||
| SSO || Senior Supply Officer
|-
|-
| SSR || Soviet Socialist Republic ||  
| Senior Scientific Officer ||  
|-
|-
| SSRC || Social Science Research Council (now see ESRC) ||  
| SSR || Soviet Socialist Republic
|-
|-
| SSSI || Sites of Special Scientific Interest ||  
| SSRC || Social Science Research Council (now see ESRC)
|-
|-
| SSSR || Society for the Scientific Study of Religion ||
| SSSI || Sites of Special Scientific Interest
|-
|-
| SSStJ || Serving Sister, Most Venerable Order of the Hospital of St John of Jerusalem ||
| SSSR || Society for the Scientific Study of Religion
|-
|-
| St || Street ||  
| SSStJ || Serving Sister, Most Venerable Order of the Hospital of St John of Jerusalem
|-
|-
| Saint ||  ||  
| St || Street
|-
|-
| STA || Sail Training Association ||  
| Saint ||  
|-
|-
| STB || Sacrae Theologiae Baccalaureus (Bachelor of Sacred Theology) ||  
| STA || Sail Training Association
|-
|-
| STC || Senior Training Corps ||  
| STB || Sacrae Theologiae Baccalaureus (Bachelor of Sacred Theology)
|-
|-
| STD || Sacrae Theologiae Doctor (Doctor of Sacred Theology) ||  
| STC || Senior Training Corps
|-
|-
| STEM || Science, technology, engineering and mathematics ||  
| STD || Sacrae Theologiae Doctor (Doctor of Sacred Theology)
|-
|-
| STEP || Skills To Empower Programme ||  
| STEM || Science, technology, engineering and mathematics
|-
|-
| STETS || Southern Theological Education and Training Scheme ||  
| STEP || Skills To Empower Programme
|-
|-
| STFC || Science and Technology Facilities Council ||
| STETS || Southern Theological Education and Training Scheme
|-
|-
| STh || Scholar in Theology ||  
| STFC || Science and Technology Facilities Council
|-
|-
| Stip. || Stipend ||  
| STh || Scholar in Theology
|-
|-
| Stipendiary ||  ||  
| Stip. || Stipend
|-
|-
| STL || Sacrae Theologiae Lector (Reader or a Professor of Sacred Theology) ||  
| Stipendiary ||  
|-
|-
| STM || Sacrae Theologiae Magister (Master of Sacred Theology) ||
| STL || Sacrae Theologiae Lector (Reader or a Professor of Sacred Theology)
|-
|-
| STP || Sacrae Theologiae Professor (Professor of Divinity, old form of DD) ||
| STM || Sacrae Theologiae Magister (Master of Sacred Theology)
|-
|-
| STSO || Senior Technical Staff Officer ||  
| STP || Sacrae Theologiae Professor (Professor of Divinity, old form of DD)
|-
|-
| STV || Scottish Television ||  
| STSO || Senior Technical Staff Officer
|-
|-
| SUNY || State University of New York ||  
| STV || Scottish Television
|-
|-
| Supp. Res. || Supplementary Reserve (of Officers) ||
| SUNY || State University of New York
|-
|-
| Supt || Superintendent ||  
| Supp. Res. || Supplementary Reserve (of Officers)
|-
|-
| Surg. || Surgeon ||  
| Supt || Superintendent
|-
|-
| Surv. || Surviving ||
| Surg. || Surgeon
|-
|-
| SW || South-west ||  
| Surv. || Surviving
|-
|-
| SWET || Society of West End Theatre (now see SOLT) ||  
| SW || South-west
|-
|-
| SWO || Staff Warfare Officer ||  
| SWET || Society of West End Theatre (now see SOLT)
|-
|-
| SWRB || Sadler’s Wells Royal Ballet ||  
| SWO || Staff Warfare Officer
|-
|-
| T ||  ||  
| SWRB || Sadler’s Wells Royal Ballet
|-
|-
| ||  ||  
| T ||  
|-
|-
| T || Telephone ||  
| ||  
|-
|-
| Territorial ||  ||  
| T || Telephone
|-
|-
| TA || Telegraphic Address ||  
| Territorial ||  
|-
|-
| Territorial Army ||  ||  
| TA || Telegraphic Address
|-
|-
| TAF || Tactical Air Force ||  
| Territorial Army ||  
|-
|-
| T&AVR || Territorial and Army Volunteer Reserve ||  
| TAF || Tactical Air Force
|-
|-
| TARO || Territorial Army Reserve of Officers ||
| T&AVR || Territorial and Army Volunteer Reserve
|-
|-
| TAS || Torpedo and Anti Submarine Course ||  
| TARO || Territorial Army Reserve of Officers
|-
|-
| TASS || Technical, Administrative and Supervisory Section of AUEW (now part of MSF) ||
| TAS || Torpedo and Anti Submarine Course
|-
|-
| TAVRA || TA&VRA ||  
| TASS || Technical, Administrative and Supervisory Section of AUEW (now part of MSF)
|-
|-
| Territorial Auxiliary and Volunteer Reserve Association (now see RFCA) ||  ||  
| TAVRA || TA&VRA
|-
|-
| TC || Order of the Trinity Cross (Trinidad and Tobago) ||  
| Territorial Auxiliary and Volunteer Reserve Association (now see RFCA) ||  
|-
|-
| TCCB || Test and County Cricket Board (now see ECB) ||
| TC || Order of the Trinity Cross (Trinidad and Tobago)
|-
|-
| TCD || Trinity College, Dublin (University of Dublin, Trinity College) ||
| TCCB || Test and County Cricket Board (now see ECB)
|-
|-
| TCF || Temporary Chaplain to the Forces ||  
| TCD || Trinity College, Dublin (University of Dublin, Trinity College)
|-
|-
| TCPA || Town and Country Planning Association ||  
| TCF || Temporary Chaplain to the Forces
|-
|-
| TD || Territorial Efficiency Decoration ||  
| TCPA || Town and Country Planning Association
|-
|-
| Efficiency Decoration (T&AVR) (since April 1967) ||  ||
| TD || Territorial Efficiency Decoration
|-
|-
| Teachta Dala (Member of the Dáil, Eire) ||  ||  
| Efficiency Decoration (T&AVR) (since April 1967) ||  
|-
|-
| TDA || Training and Development Agency for Schools ||  
| Teachta Dala (Member of the Dáil, Eire) ||  
|-
|-
| TDD || Tubercular Diseases Diploma ||  
| TDA || Training and Development Agency for Schools
|-
|-
| TE || Technical Engineer ||  
| TDD || Tubercular Diseases Diploma
|-
|-
| TEC || Technician Education Council (later BTEC) ||  
| TE || Technical Engineer
|-
|-
| Training and Enterprise Council ||  ||  
| TEC || Technician Education Council (later BTEC)
|-
|-
| Tech(CEI) || Technician ||  
| Training and Enterprise Council ||  
|-
|-
| TechRICS || Technical Member, Royal Institution of Chartered Surveyors ||  
| Tech(CEI) || Technician
|-
|-
| TEF || Teaching Excellence Framework ||  
| TechRICS || Technical Member, Royal Institution of Chartered Surveyors
|-
|-
| TEFL || Teaching English as a Foreign Language ||
| TEF || Teaching Excellence Framework
|-
|-
| TEFLA || Teaching English as a Foreign Language to Adults ||
| TEFL || Teaching English as a Foreign Language
|-
|-
| TEM || Territorial Efficiency Medal ||  
| TEFLA || Teaching English as a Foreign Language to Adults
|-
|-
| TEMA || Telecommunication Engineering and Manufacturing Association ||  
| TEM || Territorial Efficiency Medal
|-
|-
| Temp. || Temperature ||  
| TEMA || Telecommunication Engineering and Manufacturing Association
|-
|-
| Temporary ||  ||  
| Temp. || Temperature
|-
|-
| TEng(CEI) || Technician Engineer (now see IEng) ||  
| Temporary ||  
|-
|-
| Tenn || Tennessee ||  
| TEng(CEI) || Technician Engineer (now see IEng)
|-
|-
| TEO || Teaching English Overseas ||  
| Tenn || Tennessee
|-
|-
| TES || Times Educational Supplement ||  
| TEO || Teaching English Overseas
|-
|-
| TESL || Teaching English as a Second Language ||  
| TES || Times Educational Supplement
|-
|-
| TESOL || Teaching English to Speakers of other Languages ||
| TESL || Teaching English as a Second Language
|-
|-
| Tex || Texas ||  
| TESOL || Teaching English to Speakers of other Languages
|-
|-
| TF || Territorial Force ||  
| Tex || Texas
|-
|-
| TfL || Transport for London ||  
| TF || Territorial Force
|-
|-
| TFR || Territorial Force Reserve ||  
| TfL || Transport for London
|-
|-
| TFTS || Tactical Fighter Training Squadron ||  
| TFR || Territorial Force Reserve
|-
|-
| TGEW || Timber Growers England and Wales Ltd ||  
| TFTS || Tactical Fighter Training Squadron
|-
|-
| TGO || Timber Growers’ Organisation (now see TGEW) ||
| TGEW || Timber Growers England and Wales Ltd
|-
|-
| TGWU || Transport and General Workers’ Union ||  
| TGO || Timber Growers’ Organisation (now see TGEW)
|-
|-
| ThD || Doctor of Theology ||  
| TGWU || Transport and General Workers’ Union
|-
|-
| THES || Times Higher Education Supplement ||  
| ThD || Doctor of Theology
|-
|-
| ThL || Theological Licentiate ||  
| THES || Times Higher Education Supplement
|-
|-
| ThM || Master of Theology ||  
| ThL || Theological Licentiate
|-
|-
| ThSchol || Scholar in Theology ||
| ThM || Master of Theology
|-
|-
| TIMS || The Institute of Management Sciences (now see INFORMS) ||  
| ThSchol || Scholar in Theology
|-
|-
| TISCA || The Independent Schools Christian Alliance ||
| TIMS || The Institute of Management Sciences (now see INFORMS)
|-
|-
| TLS || Times Literary Supplement ||  
| TISCA || The Independent Schools Christian Alliance
|-
|-
| TMA || Theatrical Management Association ||  
| TLS || Times Literary Supplement
|-
|-
| TN || Tennessee (postal) ||  
| TMA || Theatrical Management Association
|-
|-
| TNC || Theatres National Committee ||  
| TN || Tennessee (postal)
|-
|-
| TOPSS || Training Organisation for the Personal Social Services ||  
| TNC || Theatres National Committee
|-
|-
| TPI || Town Planning Institute (now see RTPI) ||  
| TOPSS || Training Organisation for the Personal Social Services
|-
|-
| TPP || Transport Planning Professional ||
| TPI || Town Planning Institute (now see RTPI)
|-
|-
| TPsych || Trainer in Psychiatry ||  
| TPP || Transport Planning Professional
|-
|-
| TQ || Teaching Qualification ||  
| TPsych || Trainer in Psychiatry
|-
|-
| TRA || Tenants’ and Residents’ Association ||  
| TQ || Teaching Qualification
|-
|-
| Trans. || Translation ||  
| TRA || Tenants’ and Residents’ Association
|-
|-
| Translated ||  ||  
| Trans. || Translation
|-
|-
| Transf. || Transferred ||  
| Translated ||  
|-
|-
| TrATB || Treble, Alto, Tenor, Bass ||  
| Transf. || Transferred
|-
|-
| TRC || Thames Rowing Club ||  
| TrATB || Treble, Alto, Tenor, Bass
|-
|-
| TRE || Telecommunications Research Establishment (later RRE) ||  
| TRC || Thames Rowing Club
|-
|-
| TRH || Their Royal Highnesses ||  
| TRE || Telecommunications Research Establishment (later RRE)
|-
|-
| TRIC || Television and Radio Industries Club ||  
| TRH || Their Royal Highnesses
|-
|-
| Trin. || Trinity ||  
| TRIC || Television and Radio Industries Club
|-
|-
| TRL || Transport Research Laboratory ||  
| Trin. || Trinity
|-
|-
| TRRL || Transport and Road Research Laboratory (now see TRL) ||
| TRL || Transport Research Laboratory
|-
|-
| TS || Training Ship ||  
| TRRL || Transport and Road Research Laboratory (now see TRL)
|-
|-
| Turbine Steamer ||  ||  
| TS || Training Ship
|-
|-
| TSB || Trustee Savings Bank ||  
| Turbine Steamer ||  
|-
|-
| tsc || passed a Territorial Army Course in Staff Duties ||  
| TSB || Trustee Savings Bank
|-
|-
| TSE || Transmissible Spongiform Encephalopathies ||  
| tsc || passed a Territorial Army Course in Staff Duties
|-
|-
| TSSA || Transport Salaried Staffs’ Association ||  
| TSE || Transmissible Spongiform Encephalopathies
|-
|-
| TSSF || Tertiary, Society of St Francis ||  
| TSSA || Transport Salaried Staffs’ Association
|-
|-
| TSWA || Television South West Arts ||  
| TSSF || Tertiary, Society of St Francis
|-
|-
| TTA || Teacher Training Agency (now see TDA) ||  
| TSWA || Television South West Arts
|-
|-
| TUC || Trades Union Congress ||  
| TTA || Teacher Training Agency (now see TDA)
|-
|-
| TUS || Trade Union Side ||
| TUC || Trades Union Congress
|-
|-
| TUSC || Trade Unionist and Socialist Coalition ||
| TUS || Trade Union Side
|-
|-
| TUV || Traditional Unionist Voice ||
| TUSC || Trade Unionist and Socialist Coalition
|-
|-
| TV || Television ||  
| TUV || Traditional Unionist Voice
|-
|-
| TVEI || Technical and Vocational Education Initiative ||  
| TV || Television
|-
|-
| TWA || Thames Water Authority ||  
| TVEI || Technical and Vocational Education Initiative
|-
|-
| TX || Texas (postal) ||  
| TWA || Thames Water Authority
|-
|-
| U ||  ||  
| TX || Texas (postal)
|-
|-
| ||  ||  
| U ||  
|-
|-
| U || Unionist ||  
| ||  
|-
|-
| u || uncle ||  
| U || Unionist
|-
|-
| UA || Unitary Authority ||  
| u || uncle
|-
|-
| UACE || Universities Association for Continuing Education ||  
| UA || Unitary Authority
|-
|-
| UAE || United Arab Emirates ||  
| UACE || Universities Association for Continuing Education
|-
|-
| UAL || University of the Arts London ||  
| UAE || United Arab Emirates
|-
|-
| UAU || Universities Athletic Union ||  
| UAL || University of the Arts London
|-
|-
| UBC || University of British Columbia ||  
| UAU || Universities Athletic Union
|-
|-
| UC || University College ||
| UBC || University of British Columbia
|-
|-
| UCAS || Universities and Colleges Admissions Service ||  
| UC || University College
|-
|-
| UCCA || Universities Central Council on Admissions ||
| UCAS || Universities and Colleges Admissions Service
|-
|-
| UCCF || Universities and Colleges Christian Fellowship of Evangelical Unions ||
| UCCA || Universities Central Council on Admissions
|-
|-
| UCD || University College Dublin ||  
| UCCF || Universities and Colleges Christian Fellowship of Evangelical Unions
|-
|-
| UCE || University of Central England ||
| UCD || University College Dublin
|-
|-
| UCEA || Universities and Colleges Employers Association ||  
| UCE || University of Central England
|-
|-
| UCET || Universities Council for Education of Teachers ||
| UCEA || Universities and Colleges Employers Association
|-
|-
| UCH || University College Hospital (London) ||  
| UCET || Universities Council for Education of Teachers
|-
|-
| UCI || Union Cycliste Internationale ||  
| UCH || University College Hospital (London)
|-
|-
| UCL || University College London ||  
| UCI || Union Cycliste Internationale
|-
|-
| UCLA || University of California at Los Angeles ||
| UCL || University College London
|-
|-
| UCLES || University of Cambridge Local Examinations Syndicate ||
| UCLA || University of California at Los Angeles
|-
|-
| UCLH || University College London Hospital ||
| UCLES || University of Cambridge Local Examinations Syndicate
|-
|-
| UCMSM || University College and Middlesex School of Medicine ||
| UCLH || University College London Hospital
|-
|-
| UCNW || University College of North Wales ||
| UCMSM || University College and Middlesex School of Medicine
|-
|-
| UCS || University College School ||
| UCNW || University College of North Wales
|-
|-
| UCSB || University of California at Santa Barbara ||
| UCS || University College School
|-
|-
| UCSD || University of California at San Diego ||
| UCSB || University of California at Santa Barbara
|-
|-
| UCSF || University of California at San Francisco ||
| UCSD || University of California at San Diego
|-
|-
| UCUNF || Ulster Conservatives and Unionists - New Force ||  
| UCSF || University of California at San Francisco
|-
|-
| UCW || University College of Wales ||  
| UCUNF || Ulster Conservatives and Unionists - New Force
|-
|-
| Union of Communication Workers (now see CWU) ||  ||  
| UCW || University College of Wales
|-
|-
| UDC || Urban District Council ||  
| Union of Communication Workers (now see CWU) ||  
|-
|-
| Urban Development Corporation ||  ||  
| UDC || Urban District Council
|-
|-
| UDF || Union Defence Force ||  
| Urban Development Corporation ||  
|-
|-
| Union pour la démocratie française ||  ||  
| UDF || Union Defence Force
|-
|-
| UDM || United Democratic Movement (South Africa) ||  
| Union pour la démocratie française ||  
|-
|-
| UDR || Ulster Defence Regiment ||  
| UDM || United Democratic Movement (South Africa)
|-
|-
| Union des Démocrates pour la VèmeRépublique (later RPR) ||  ||  
| UDR || Ulster Defence Regiment
|-
|-
| UDSR || Union Démocratique et Socialiste de la Résistance ||  
| Union des Démocrates pour la VèmeRépublique (later RPR) ||  
|-
|-
| United Empire Loyalist ||  ||  
| UDSR || Union Démocratique et Socialiste de la Résistance
|-
|-
| UEA || University of East Anglia ||  
| United Empire Loyalist ||  
|-
|-
| UEC || Union Européene de Cyclisme ||  
| UEA || University of East Anglia
|-
|-
| UEFA || Union of European Football Associations ||
| UEC || Union Européene de Cyclisme
|-
|-
| UEL || University of East London ||
| UEFA || Union of European Football Associations
|-
|-
| UEMS || Union Européenne des Médecins Spécialistes ||  
| UEL || University of East London
|-
|-
| UF || United Free Church ||  
| UEMS || Union Européenne des Médecins Spécialistes
|-
|-
| UFAW || Universities Federation for Animal Welfare ||  
| UF || United Free Church
|-
|-
| UFC || Universities’ Funding Council ||  
| UFAW || Universities Federation for Animal Welfare
|-
|-
| UGC || University Grants Committee (later UFC) ||  
| UFC || Universities’ Funding Council
|-
|-
| UHI || University of the Highlands and Islands (formerly University of the Highlands and Islands Millennium Institute) ||
| UGC || University Grants Committee (later UFC)
|-
|-
| UIAA || Union Internationale des Associations d’Alpinisme ||  
| UHI || University of the Highlands and Islands (formerly University of the Highlands and Islands Millennium Institute)
|-
|-
| UICC || Union Internationale contre le Cancer ||
| UIAA || Union Internationale des Associations d’Alpinisme
|-
|-
| UIE || Union Internationale des Etudiants ||
| UICC || Union Internationale contre le Cancer
|-
|-
| UISPP || Union Internationale des Sciences Préhistoriques et Protohistoriques ||
| UIE || Union Internationale des Etudiants
|-
|-
| UITP || International Union of Public Transport ||
| UISPP || Union Internationale des Sciences Préhistoriques et Protohistoriques
|-
|-
| UJD || Utriusque Juris Doctor (Doctor of both Laws, Doctor of Canon and Civil Law) ||
| UITP || International Union of Public Transport
|-
|-
| UK || United Kingdom ||  
| UJD || Utriusque Juris Doctor (Doctor of both Laws, Doctor of Canon and Civil Law)
|-
|-
| UKAEA || United Kingdom Atomic Energy Authority ||
| UK || United Kingdom
|-
|-
| UKCC || United Kingdom Central Council for Nursing, Midwifery and Health Visiting ||
| UKAEA || United Kingdom Atomic Energy Authority
|-
|-
| UKCCCR || United Kingdom Co-ordinating Committee on Cancer Research ||
| UKCC || United Kingdom Central Council for Nursing, Midwifery and Health Visiting
|-
|-
| UKCICC || United Kingdom Commanders-in-Chief Committees ||
| UKCCCR || United Kingdom Co-ordinating Committee on Cancer Research
|-
|-
| UKCISA || United Kingdom Council for International Student Affairs ||
| UKCICC || United Kingdom Commanders-in-Chief Committees
|-
|-
| UKCOSA || United Kingdom Council for Overseas Student Affairs (now see UKCISA) ||
| UKCISA || United Kingdom Council for International Student Affairs
|-
|-
| UKCP || United Kingdom Council for Psychotherapy ||
| UKCOSA || United Kingdom Council for Overseas Student Affairs (now see UKCISA)
|-
|-
| UKERNA || United Kingdom Education and Research Networking Association ||
| UKCP || United Kingdom Council for Psychotherapy
|-
|-
| UKHSA || United Kingdom Health Security Agency ||
| UKERNA || United Kingdom Education and Research Networking Association
|-
|-
| UKIAS || United Kingdom Immigrants’ Advisory Service ||
| UKHSA || United Kingdom Health Security Agency
|-
|-
| UKIC || United Kingdom Institute for Conservation ||
| UKIAS || United Kingdom Immigrants’ Advisory Service
|-
|-
| UKIP || United Kingdom Independence Party ||
| UKIC || United Kingdom Institute for Conservation
|-
|-
| UKLF || United Kingdom Land Forces ||
| UKIP || United Kingdom Independence Party
|-
|-
| UKMEA || United Kingdom, Middle East and Africa ||
| UKLF || United Kingdom Land Forces
|-
|-
| UKMF(L) || United Kingdom Military Forces (Land) ||
| UKMEA || United Kingdom, Middle East and Africa
|-
|-
| UKMILREP || United Kingdom Military Representative ||
| UKMF(L) || United Kingdom Military Forces (Land)
|-
|-
| UKMIS || United Kingdom Mission ||
| UKMILREP || United Kingdom Military Representative
|-
|-
| UKOLN || United Kingdom Office of Library Networking ||
| UKMIS || United Kingdom Mission
|-
|-
| UKOOA || United Kingdom Offshore Operators Association ||
| UKOLN || United Kingdom Office of Library Networking
|-
|-
| UKPIA || United Kingdom Petroleum Industry Association Ltd ||
| UKOOA || United Kingdom Offshore Operators Association
|-
|-
| UKRI || UK Research and Innovation ||  
| UKPIA || United Kingdom Petroleum Industry Association Ltd
|-
|-
| UKSC || United Kingdom Support Command ||  
| UKRI || UK Research and Innovation
|-
|-
| UKSLS || United Kingdom Services Liaison Staff ||
| UKSC || United Kingdom Support Command
|-
|-
| UKTI || UK Trade & Investment ||  
| UKSLS || United Kingdom Services Liaison Staff
|-
|-
| UKU || United Kingdom Unionist ||  
| UKTI || UK Trade & Investment
|-
|-
| ULPS || Union of Liberal and Progressive Synagogues ||  
| UKU || United Kingdom Unionist
|-
|-
| UMDS || United Medical and Dental Schools ||
| ULPS || Union of Liberal and Progressive Synagogues
|-
|-
| UMIST || University of Manchester Institute of Science and Technology ||
| UMDS || United Medical and Dental Schools
|-
|-
| UMP || Union pour un Mouvement Populaire (formerly Union pour la Majorité Présidentielle) ||  
| UMIST || University of Manchester Institute of Science and Technology
|-
|-
| UN || United Nations ||  
| UMP || Union pour un Mouvement Populaire (formerly Union pour la Majorité Présidentielle)
|-
|-
| UNA || United Nations Association ||
| UN || United Nations
|-
|-
| UNCAST || United Nations Conference on the Applications of Science and Technology ||
| UNA || United Nations Association
|-
|-
| UNCIO || United Nations Conference on International Organisation ||
| UNCAST || United Nations Conference on the Applications of Science and Technology
|-
|-
| UNCITRAL || United Nations Commission on International Trade Law ||
| UNCIO || United Nations Conference on International Organisation
|-
|-
| UNCSTD || United Nations Conference on Science and Technology for Development ||
| UNCITRAL || United Nations Commission on International Trade Law
|-
|-
| UNCTAD || Unctad ||  
| UNCSTD || United Nations Conference on Science and Technology for Development
|-
|-
| United Nations Commission for Trade and Development ||  ||  
| UNCTAD || Unctad
|-
|-
| UNDP || United Nations Development Programme ||  
| United Nations Commission for Trade and Development ||  
|-
|-
| UNDRO || United Nations Disaster Relief Organisation ||
| UNDP || United Nations Development Programme
|-
|-
| UNECA || United Nations Economic Commission for Asia ||
| UNDRO || United Nations Disaster Relief Organisation
|-
|-
| UNECE || United Nations Economic Commission for Europe ||
| UNECA || United Nations Economic Commission for Asia
|-
|-
| UNED || United Nations Environment and Development ||
| UNECE || United Nations Economic Commission for Europe
|-
|-
| UNEP || United Nations Environment Programme ||
| UNED || United Nations Environment and Development
|-
|-
| UNESCO || Unesco ||  
| UNEP || United Nations Environment Programme
|-
|-
| United Nations Educational, Scientific and Cultural Organisation ||  ||  
| UNESCO || Unesco
|-
|-
| UNFAO || United Nations Food and Agriculture Organisation ||  
| United Nations Educational, Scientific and Cultural Organisation ||  
|-
|-
| UNFICYP || United Nations Force in Cyprus ||
| UNFAO || United Nations Food and Agriculture Organisation
|-
|-
| UNHCR || United Nations High Commissioner for Refugees ||
| UNFICYP || United Nations Force in Cyprus
|-
|-
| UNICE || Union des Industries de la Communauté Européenne ||  
| UNHCR || United Nations High Commissioner for Refugees
|-
|-
| UNICEF || Unicef ||  
| UNICE || Union des Industries de la Communauté Européenne
|-
|-
| United Nations Children’s Fund (formerly United Nations International Children’s Emergency Fund) ||  ||  
| UNICEF || Unicef
|-
|-
| UNIDO || United Nations Industrial Development Organisation ||  
| United Nations Children’s Fund (formerly United Nations International Children’s Emergency Fund) ||  
|-
|-
| UNIDROIT || Institut International pour l’Unification du Droit Privé ||  
| UNIDO || United Nations Industrial Development Organisation
|-
|-
| UNIFEM || United Nations Development Fund for Women ||  
| UNIDROIT || Institut International pour l’Unification du Droit Privé
|-
|-
| UNIFIL || United Nations Interim Force in Lebanon ||
| UNIFEM || United Nations Development Fund for Women
|-
|-
| UNIPEDE || Union Internationale des Producteurs et Distributeurs d’Energie Electrique ||  
| UNIFIL || United Nations Interim Force in Lebanon
|-
|-
| UNISIST || Universal System for Information in Science and Technology ||  
| UNIPEDE || Union Internationale des Producteurs et Distributeurs d’Energie Electrique
|-
|-
| UNITAR || United Nations Institute of Training and Research ||
| UNISIST || Universal System for Information in Science and Technology
|-
|-
| Univ. || University ||  
| UNITAR || United Nations Institute of Training and Research
|-
|-
| UNO || United Nations Organization ||  
| Univ. || University
|-
|-
| UNODC || United Nations Office on Drugs and Crime ||
| UNO || United Nations Organization
|-
|-
| UNRRA || United Nations Relief and Rehabilitation Administration ||
| UNODC || United Nations Office on Drugs and Crime
|-
|-
| UNRWA || United Nations Relief and Works Agency ||
| UNRRA || United Nations Relief and Rehabilitation Administration
|-
|-
| UNSCOB || United Nations Special Commission on the Balkans ||
| UNRWA || United Nations Relief and Works Agency
|-
|-
| UOM || Officer, National Order of Merit (Malta) ||  
| UNSCOB || United Nations Special Commission on the Balkans
|-
|-
| UP || United Provinces ||  
| UOM || Officer, National Order of Merit (Malta)
|-
|-
| Uttar Pradesh ||  ||  
| UP || United Provinces
|-
|-
| United Presbyterian ||  ||  
| Uttar Pradesh ||  
|-
|-
| UPGC || University and Polytechnic Grants Committee ||  
| United Presbyterian ||  
|-
|-
| UPNI || Unionist Party of Northern Ireland ||  
| UPGC || University and Polytechnic Grants Committee
|-
|-
| UPU || Universal Postal Union ||  
| UPNI || Unionist Party of Northern Ireland
|-
|-
| UPUP || Ulster Popular Unionist Party ||  
| UPU || Universal Postal Union
|-
|-
| URC || United Reformed Church ||  
| UPUP || Ulster Popular Unionist Party
|-
|-
| Urban Regeneration Company ||  ||  
| URC || United Reformed Church
|-
|-
| URSI || Union Radio-Scientifique Internationale ||  
| Urban Regeneration Company ||  
|-
|-
| US || United States ||  
| URSI || Union Radio-Scientifique Internationale
|-
|-
| USA || United States of America ||
| US || United States
|-
|-
| USAAF || United States Army Air Force ||
| USA || United States of America
|-
|-
| USAF || United States Air Force ||
| USAAF || United States Army Air Force
|-
|-
| USAID || United States Agency for International Development ||
| USAF || United States Air Force
|-
|-
| USAR || United States Army Reserve ||
| USAID || United States Agency for International Development
|-
|-
| USC || University of Southern California ||  
| USAR || United States Army Reserve
|-
|-
| USDAW || Union of Shop Distributive and Allied Workers ||
| USC || University of Southern California
|-
|-
| USM || Unlisted Securities Market ||  
| USDAW || Union of Shop Distributive and Allied Workers
|-
|-
| USMA || United States Military Academy ||  
| USM || Unlisted Securities Market
|-
|-
| USMC || United States Marine Corps ||
| USMA || United States Military Academy
|-
|-
| USN || United States Navy ||
| USMC || United States Marine Corps
|-
|-
| USNR || United States Naval Reserve ||
| USN || United States Navy
|-
|-
| USPG || United Society Partners in the Gospel (formerly United Society for the Propagation of the Gospel) ||
| USNR || United States Naval Reserve
|-
|-
| USPHS || United States Public Health Service ||
| USPG || United Society Partners in the Gospel (formerly United Society for the Propagation of the Gospel)
|-
|-
| USPS || United States Postal Service ||
| USPHS || United States Public Health Service
|-
|-
| USS || United States Ship ||
| USPS || United States Postal Service
|-
|-
| USSR || Union of Soviet Socialist Republics ||  
| USS || United States Ship
|-
|-
| USVI || United States Virgin Islands ||  
| USSR || Union of Soviet Socialist Republics
|-
|-
| UT || Utah (postal) ||  
| USVI || United States Virgin Islands
|-
|-
| UTC || University Training Corps || University Technical College
| UT || Utah (postal)
|-
|-
| U3A || University of the Third Age ||
| UTC || University Training Corps
|-
|-
| UTS || University of Technology, Sydney ||
| U3A || University of the Third Age
|-
|-
| UU || Ulster Unionist ||  
| UTS || University of Technology, Sydney
|-
|-
| UUK || Universities UK ||  
| UU || Ulster Unionist
|-
|-
| UUP || Ulster Unionist Party ||  
| UUK || Universities UK
|-
|-
| UUUC || United Ulster Unionist Coalition ||
| UUP || Ulster Unionist Party
|-
|-
| UUUP || United Ulster Unionist Party ||
| UUUC || United Ulster Unionist Coalition
|-
|-
| UWCC || University of Wales College of Cardiff ||  
| UUUP || United Ulster Unionist Party
|-
|-
| UWCM || University of Wales College of Medicine ||
| UWCC || University of Wales College of Cardiff
|-
|-
| UWE || University of the West of England ||
| UWCM || University of Wales College of Medicine
|-
|-
| UWIC || University of Wales Institute, Cardiff ||
| UWE || University of the West of England
|-
|-
| UWIST || University of Wales Institute of Science and Technology ||
| UWIC || University of Wales Institute, Cardiff
|-
|-
| UWP || United Workers’ Party (Dominica) ||  
| UWIST || University of Wales Institute of Science and Technology
|-
|-
| UWS || University of the West of Scotland ||  
| UWP || United Workers’ Party (Dominica)
|-
|-
| UWT || Union of Women Teachers ||
| UWS || University of the West of Scotland
|-
|-
| UWTSD || University of Wales Trinity Saint David ||
| UWT || Union of Women Teachers
|-
|-
| V ||  ||  
| UWTSD || University of Wales Trinity Saint David
|-
|-
| ||  ||  
| V ||  
|-
|-
| V || Five (Roman numerals) ||  
| ||  
|-
|-
| Version ||  ||  
| V || Five (Roman numerals)
|-
|-
| Vicar ||  ||  
| Version ||  
|-
|-
| Viscount ||  ||  
| Vicar ||  
|-
|-
| Vice ||  ||  
| Viscount ||  
|-
|-
| v || versus (against) ||  
| Vice ||  
|-
|-
| v || vid. ||
| v || versus (against)
|-
|-
| vide (see) ||  ||  
| v || vid.
|-
|-
| VA || Virginia (postal) ||  
| vide (see) ||  
|-
|-
| Va || Virginia ||
| VA || Virginia (postal)
|-
|-
| VAD || Voluntary Aid Detachment ||  
| Va || Virginia
|-
|-
| V&A || Victoria and Albert ||  
| VAD || Voluntary Aid Detachment
|-
|-
| VAT || Value Added Tax ||  
| V&A || Victoria and Albert
|-
|-
| VC || Victoria Cross ||  
| VAT || Value Added Tax
|-
|-
| Voluntary Controlled ||  ||  
| VC || Victoria Cross
|-
|-
| VCAS || Vice Chief of the Air Staff ||  
| Voluntary Controlled ||  
|-
|-
| VCDS || Vice Chief of the Defence Staff ||
| VCAS || Vice Chief of the Air Staff
|-
|-
| VCGS || Vice Chief of the General Staff ||
| VCDS || Vice Chief of the Defence Staff
|-
|-
| VCM || Member, Victoria College of Music ||
| VCGS || Vice Chief of the General Staff
|-
|-
| VCNS || Vice Chief of the Naval Staff ||
| VCM || Member, Victoria College of Music
|-
|-
| VCT || Venture Capital Trust ||  
| VCNS || Vice Chief of the Naval Staff
|-
|-
| VD || Royal Naval Volunteer Reserve Officers’ Decoration (now VRD) ||  
| VCT || Venture Capital Trust
|-
|-
| Volunteer Officers’ Decoration ||  ||
| VD || Royal Naval Volunteer Reserve Officers’ Decoration (now VRD)
|-
|-
| Victorian Decoration ||  ||  
| Volunteer Officers’ Decoration ||  
|-
|-
| VDC || Volunteer Defence Corps ||  
| Victorian Decoration ||  
|-
|-
| VDI || (Member) Verein Deutscher Ingenieure ||  
| VDC || Volunteer Defence Corps
|-
|-
| Ven. || Venerable ||  
| VDI || (Member) Verein Deutscher Ingenieure
|-
|-
| Vet. || Veterinary ||
| Ven. || Venerable
|-
|-
| VetMB || Bachelor of Veterinary Medicine ||
| Vet. || Veterinary
|-
|-
| VG || Vicar-General ||  
| VetMB || Bachelor of Veterinary Medicine
|-
|-
| Vic || Victoria ||  
| VG || Vicar-General
|-
|-
| Vice Adm. || Vice Admiral ||  
| Vic || Victoria
|-
|-
| VIP || Very Important Person ||  
| Vice Adm. || Vice Admiral
|-
|-
| Visc. || Viscount ||  
| VIP || Very Important Person
|-
|-
| VLSI || Very Large Scale Integration ||  
| Visc. || Viscount
|-
|-
| VLV || Voice of the Listener and Viewer ||  
| VLSI || Very Large Scale Integration
|-
|-
| VM || Victory Medal ||  
| VLV || Voice of the Listener and Viewer
|-
|-
| VMA || Fixed Wing Marine Attack ||  
| VM || Victory Medal
|-
|-
| VMGO || Vice Master General of the Ordnance ||  
| VMA || Fixed Wing Marine Attack
|-
|-
| VMH || Victoria Medal of Honour (Royal Horticultural Society) ||
| VMGO || Vice Master General of the Ordnance
|-
|-
| VMSM || Voluntary Medical Services Medal ||
| VMH || Victoria Medal of Honour (Royal Horticultural Society)
|-
|-
| Vol. || Volume ||  
| VMSM || Voluntary Medical Services Medal
|-
|-
| Voluntary ||  ||  
| Vol. || Volume
|-
|-
| Volunteers ||  ||  
| Voluntary ||  
|-
|-
| VP || Vice-President ||  
| Volunteers ||  
|-
|-
| VPP || Volunteer Political Party ||  
| VP || Vice-President
|-
|-
| VPRP || Vice-President, Royal Society of Portrait Painters ||  
| VPP || Volunteer Political Party
|-
|-
| VQMG || Vice-Quartermaster-General ||
| VPRP || Vice-President, Royal Society of Portrait Painters
|-
|-
| VR || Victoria Regina (Queen Victoria) ||  
| VQMG || Vice-Quartermaster-General
|-
|-
| Volunteer Reserve ||  ||  
| VR || Victoria Regina (Queen Victoria)
|-
|-
| VRD || Royal Naval Volunteer Reserve Officers’ Decoration ||  
| Volunteer Reserve ||  
|-
|-
| VRSM || Volunteer Reserves Service Medal ||
| VRD || Royal Naval Volunteer Reserve Officers’ Decoration
|-
|-
| VSO || Voluntary Service Overseas ||
| VRSM || Volunteer Reserves Service Medal
|-
|-
| VT || Vermont (postal) ||  
| VSO || Voluntary Service Overseas
|-
|-
| Vt || Vermont ||
| VT || Vermont (postal)
|-
|-
| VUP || Vanguard Unionist Party ||  
| Vt || Vermont
|-
|-
| VVD || Volkspartij voor Vrijheiden Democratie ||  
| VUP || Vanguard Unionist Party
|-
|-
| W ||  ||  
| VVD || Volkspartij voor Vrijheiden Democratie
|-
|-
| ||  ||  
| W ||  
|-
|-
| W || West ||  
| ||  
|-
|-
| Website ||  ||  
| W || West
|-
|-
| WA || Western Australia ||  
| Website ||  
|-
|-
| Washington (postal) ||  ||  
| WA || Western Australia
|-
|-
| WAAF || Women’s Auxiliary Air Force (later WRAF) ||  
| Washington (postal) ||  
|-
|-
| WACL || Women in Advertising and Communications, London ||  
| WAAF || Women’s Auxiliary Air Force (later WRAF)
|-
|-
| WAOS || Welsh Agricultural Organisations Society ||  
| WACL || Women in Advertising and Communications, London
|-
|-
| Wash || Washington State ||  
| WAOS || Welsh Agricultural Organisations Society
|-
|-
| WCC || World Council of Churches ||  
| Wash || Washington State
|-
|-
| W/Cdr || Wing Commander ||  
| WCC || World Council of Churches
|-
|-
| WCMD || Welsh College of Music and Drama (now see RWCMD) ||  
| W/Cdr || Wing Commander
|-
|-
| WDA || Welsh Development Agency ||
| WCMD || Welsh College of Music and Drama (now see RWCMD)
|-
|-
| WEA || Workers’ Educational Association ||  
| WDA || Welsh Development Agency
|-
|-
| Royal West of England Academy ||  ||  
| WEA || Workers’ Educational Association
|-
|-
| WEF || World Economic Forum ||  
| Royal West of England Academy ||  
|-
|-
| WEU || Western European Union ||  
| WEF || World Economic Forum
|-
|-
| WFEO || World Federation of Engineering Organisations ||  
| WEU || Western European Union
|-
|-
| WFSW || World Federation of Scientific Workers ||
| WFEO || World Federation of Engineering Organisations
|-
|-
| WFTU || World Federation of Trade Unions ||
| WFSW || World Federation of Scientific Workers
|-
|-
| WhF || Whitworth Fellow ||  
| WFTU || World Federation of Trade Unions
|-
|-
| WHO || World Health Organization ||  
| WhF || Whitworth Fellow
|-
|-
| WhSch || Whitworth Scholar ||  
| WHO || World Health Organization
|-
|-
| WI || West Indies ||  
| WhSch || Whitworth Scholar
|-
|-
| Women’s Institute ||  ||  
| WI || West Indies
|-
|-
| Wisconsin (postal) ||  ||  
| Women’s Institute ||  
|-
|-
| Wilts || Wiltshire ||  
| Wisconsin (postal) ||  
|-
|-
| WIPO || World Intellectual Property Organization ||  
| Wilts || Wiltshire
|-
|-
| Wis || Wisconsin ||  
| WIPO || World Intellectual Property Organization
|-
|-
| Wits || Witwatersrand ||  
| Wis || Wisconsin
|-
|-
| WJEC || Welsh Joint Education Committee ||  
| Wits || Witwatersrand
|-
|-
| WLD || Women Liberal Democrats ||  
| WJEC || Welsh Joint Education Committee
|-
|-
| Wm || William ||  
| WLD || Women Liberal Democrats
|-
|-
| WMA || World Medical Association ||  
| Wm || William
|-
|-
| WMO || World Meteorological Organization ||
| WMA || World Medical Association
|-
|-
| WNO || Welsh National Opera ||  
| WMO || World Meteorological Organization
|-
|-
| WO || War Office ||  
| WNO || Welsh National Opera
|-
|-
| Warrant Officer ||  ||  
| WO || War Office
|-
|-
| Worcs || Worcestershire ||  
| Warrant Officer ||  
|-
|-
| WR || West Riding ||  
| Worcs || Worcestershire
|-
|-
| Western Region (BR) ||  ||  
| WR || West Riding
|-
|-
| WRAC || Women’s Royal Army Corps ||  
| Western Region (BR) ||  
|-
|-
| WRAF || Women’s Royal Air Force ||
| WRAC || Women’s Royal Army Corps
|-
|-
| WRNS || Women’s Royal Naval Service ||
| WRAF || Women’s Royal Air Force
|-
|-
| WRVS || Women’s Royal Voluntary Service (now see RVS) ||
| WRNS || Women’s Royal Naval Service
|-
|-
| WS || Writer to the Signet ||  
| WRVS || Women’s Royal Voluntary Service (now see RVS)
|-
|-
| WSAVA || World Small Animal Veterinary Association ||  
| WS || Writer to the Signet
|-
|-
| WSET || Wine and Spirits Educational Trust ||  
| WSAVA || World Small Animal Veterinary Association
|-
|-
| WSPA || World Society for the Protection of Animals ||  
| WSET || Wine and Spirits Educational Trust
|-
|-
| WTO || World Trade Organisation ||
| WSPA || World Society for the Protection of Animals
|-
|-
| WV || West Virginia (postal) ||  
| WTO || World Trade Organisation
|-
|-
| WVS || Women’s Voluntary Services (later WRVS) ||
| WV || West Virginia (postal)
|-
|-
| WWF || World Wide Fund for Nature (formerly World Wildlife Fund) ||
| WVS || Women’s Voluntary Services (later WRVS)
|-
|-
| WY || Wyoming (postal) ||
| WWF || World Wide Fund for Nature (formerly World Wildlife Fund)
|-
|-
| X ||  ||  
| WY || Wyoming (postal)
|-
|-
| ||  ||  
| X ||  
|-
|-
| X || Ten (Roman numerals) ||  
| ||  
|-
|-
| XO || Executive Officer ||  
| X || Ten (Roman numerals)
|-
|-
| Y ||  ||  
| XO || Executive Officer
|-
|-
| ||  ||  
| Y ||  
|-
|-
| y || youngest ||  
| ||  
|-
|-
| YC || Young Conservative ||  
| y || youngest
|-
|-
| YCNAC || Young Conservatives National Advisory Committee ||
| YC || Young Conservative
|-
|-
| Yeo. || Yeomanry ||  
| YCNAC || Young Conservatives National Advisory Committee
|-
|-
| YHA || Youth Hostels Association ||  
| Yeo. || Yeomanry
|-
|-
| YMCA || Young Men’s Christian Association ||
| YHA || Youth Hostels Association
|-
|-
| YOI || Young Offenders Institute ||
| YMCA || Young Men’s Christian Association
|-
|-
| Yorks || Yorkshire ||  
| YOI || Young Offenders Institute
|-
|-
| YPTES || Young People’s Trust for Endangered Species ||  
| Yorks || Yorkshire
|-
|-
| yr || younger ||  
| YPTES || Young People’s Trust for Endangered Species
|-
|-
| yrs || years ||  
| yr || younger
|-
|-
| YT || Yukon Territory (postal) ||  
| yrs || years
|-
|-
| YTS || Youth Training Scheme ||  
| YT || Yukon Territory (postal)
|-
|-
| YVFF || Young Volunteer Force Foundation ||  
| YTS || Youth Training Scheme
|-
|-
| YWCA || Young Women’s Christian Association ||
| YVFF || Young Volunteer Force Foundation
|-
|-
| Z ||  ||  
| YWCA || Young Women’s Christian Association
|-
|-
| ||  ||  
| Z ||  
|-
|-
| ZANU PF || Zimbabwe African National Union Patriotic Front ||  
| ||  
|-
|-
| ZAPU || Zimbabwe African People’s Union ||
| ZANU PF || Zimbabwe African National Union Patriotic Front
|-
|-
| ZIPRA || Zimbabwe People’s Revolutionary Army ||
| ZAPU || Zimbabwe African People’s Union
|-
| ZIPRA || Zimbabwe People’s Revolutionary Army
|}
|}


Latest revision as of 18:46, 15 January 2024

Source: https://www.ukwhoswho.com/page/1922 (retrieved: 2024-01-15)
Abbreviation Meaning
A
AA Anti-aircraft
Automobile Association
Architectural Association
Augustinians of the Assumption
Associate in Arts
AAA Amateur Athletic Association
American Accounting Association
Abdominal Aortic Aneurysm
AAAL American Academy of Arts and Letters
AA&QMG Assistant Adjutant and Quartermaster-General
AAArb Member, Association of Arbitrators (South Africa)
AAAS American Association for the Advancement of Science
AABC (Register of) Architects Accredited in Building Conservation
AAC Army Air Corps
Amateur Athletic Club
AADB Accountancy and Actuarial Discipline Board
AAF Auxiliary Air Force (now see RAuxAF)
AAFCE Allied Air Forces in Central Europe
AAG Assistant Adjutant-General
AAI Associate, Chartered Auctioneers’ and Estate Agents’ Institute (later, after amalgamation, ARICS)
AAIL American Academy and Institute of Arts and Letters (now see AAAL)
AAMC Australian Army Medical Corps (now see RAAMC)
A&AEE Aeroplane and Armament Experimental Establishment
A&E Accident and Emergency
A&R Artists and Repertoire
A and SH Argyll and Sutherland Highlanders
AAPS Aquatic and Atmospheric Physical Sciences
AAS American Astronomical Society
AASA Associate, Australian Society of Accountants (now see FCPA)
AASC Australian Army Service Corps
AATSE Australian Academy of Technological Sciences and Engineering
AAUQ Associate in Accountancy, University of Queensland
AB Bachelor of Arts (US)
able-bodied seaman
airborne
Alberta (postal)
ABA Amateur Boxing Association
Antiquarian Booksellers’ Association
American Bar Association
ABAE Amateur Boxing Association of England
ABBSI Associate Member, British Boot and Shoe Institute
ABC Australian Broadcasting Commission
American Broadcasting Companies
Amateur Boxing Club
Associate, Birmingham Conservatoire
Accredited Business Communicator
ABCC Association of British Chambers of Commerce
ABF Army Benevolent Fund
ABI Association of British Insurers
ABIPP Associate, British Institute of Professional Photography
ABM Advisory Board of Ministry
ABNM American Board of Nuclear Medicine
ABP Associated British Ports
Abp Archbishop
ABPI Association of British Pharmaceutical Industry
ABPsS Associate, British Psychological Society (now see AFBPsS)
ABRC Advisory Board for the Research Councils
ABSA Association for Business Sponsorship of the Arts
ABSM Associate, Birmingham and Midland Institute School of Music
ABTA Association of British Travel Agents
AC Companion, Order of Australia
Ante Christum (before Christ)
ACA Associate, Institute of Chartered Accountants
Acad. Academy
ACARD Advisory Council for Applied Research and Development
ACAS Advisory, Conciliation and Arbitration Service
Assistant Chief of the Air Staff
ACC Association of County Councils
Anglican Consultative Council
ACCA Associate, Association of Chartered Certified Accountants (formerly Chartered Association of Certified Accountants)
ACCE Association of County Chief Executives
ACCEL American College of Cardiology Extended Learning
ACCM Advisory Council for the Church’s Ministry (now see ABM)
ACCT Army Cadet Charitable Trust
AcDip Academic Diploma in the History of Art
AcDipEd Academic Diploma in Education
ACDP Australian Committee of Directors and Principals
ACDS Assistant Chief of Defence Staff
ACE Association of Consulting Engineers
Member, Association of Conference Executives
Allied Command Europe
ACENVO Association of Chief Executives of National Voluntary Organisations (now see ACEVO)
ACEO Association of Chief Education Officers
ACEVO Association of Chief Executives of Voluntary Organisations
ACF Army Cadet Force
ACFA Army Cadet Force Association
ACFAS Association Canadienne-Française pour l’avancement des sciences
ACFHE Association of Colleges for Further and Higher Education
ACG Assistant Chaplain-General
ACGI Associate, City and Guilds of London Institute
ACGS Assistant Chief of the General Staff
ACI Airports Council International (Europe)
ACIArb Associate, Chartered Institute of Arbitrators
ACIB Associate, Chartered Institute of Bankers
ACIBS Associate, Chartered Institute of Bankers in Scotland
ACIEA Associate, Chartered Institute of Educational Assessors
ACIHort Associate, Chartered Institute of Horticulture
ACII Associate, Chartered Insurance Institute
ACIM Associate, Chartered Institute of Marketing
ACIPP Associate, Chartered Institute of Payroll Professionals
ACIS Associate, Institute of Chartered Secretaries and Administrators (formerly Chartered Institute of Secretaries)
ACLS American Council of Learned Societies
ACM Association of Computing Machinery
ACMA Associate, Chartered Institute of Management Accountants (formerly Institute of Cost and Management Accountants)
ACMI Associate, Chartered Management Institute
ACNS Assistant Chief of Naval Staff
ACommA Associate, Society of Commercial Accountants (now see ASCA)
ACORD Advisory Committee on Research and Development
ACOS Assistant Chief of Staff
ACOST Advisory Council on Science and Technology
ACP Association of Clinical Pathologists
Associate, College of Preceptors
African/Caribbean/Pacific
ACPO Association of Chief Police Officers
ACR Accredited Conservator-Restorer
ACRE Action with Rural Communities in England
ACS American Chemical Society
Additional Curates Society
acsc passed Advanced Command and Staff Course
ACSM Associate, Camborne School of Mines
AcSS Member, Academy of Learned Societies for the Social Sciences (now see FAcSS)
ACT Australian Capital Territory
Australian College of Theology
Associate, College of Technology
Association of Corporate Treasurers
ACTT Association of Cinematograph, Television and Allied Technicians
ACTU Australian Council of Trade Unions
ACU Association of Commonwealth Universities
ACWA Associate, Institute of Cost and Works Accountants (now see ACMA)
AD Dame of the Order of Australia
Anno Domini (in the year of the Lord)
Air Defence
ADAS Agricultural Development and Advisory Service
ADASS Association of Directors of Adult Social Services
ADB Asian Development Bank
Associate of the Drama Board (Education)
ADC Aide-de-camp
Association of District Councils
ADCM Archbishop of Canterbury’s Diploma in Church Music
AD Corps Army Dental Corps (now RADC)
ADC(P) Personal Aide-de-camp to HM The Queen
ADEME Assistant Director Electrical and Mechanical Engineering
Ad eund Ad eundem gradum
and see under aeg
ADGMS Assistant Director-General of Medical Services
ADipC Advanced Postgraduate Diploma in Management Consulting
Adjt Adjutant
ADJAG Assistant Deputy Judge Advocate General
ADM Advanced Diploma in Midwifery
Adm. Admiral
ADMS Assistant Director of Medical Services
ADOS Assistant Director of Ordnance Services
ADP Automatic Data Processing
ADPA Associate Diploma of Public Administration
ADS&T Assistant Director of Supplies and Transport
ADSS Association of Directors of Social Services
ADSW Association of Directors of Social Work
Adv. Advisory
AdvCert Advanced Certificate
Advocate
AdvDip Advanced Diploma
ADVS Assistant Director of Veterinary Services
ADWE&M Assistant Director of Works, Electrical and Mechanical
AE Air Efficiency Award
AEA Atomic Energy Authority
Air Efficiency Award (now see AE)
American Economic Association
AEAF Allied Expeditionary Air Force
AEC Agriculture Executive Council
Army Educational Corps (now see RAEC)
Atomic Energy Commission
AEE Atomic Energy Establishment
AEEU Amalgamated Engineering and Electrical Union
AEF Amalgamated Union of Engineering and Foundry Workers (later AEU, then AEEU)
American Expeditionary Forces
Air Experience Flight
aeg ad eundem gradum (to the same degree-of the admission of a graduate of one university to the same degree at another without examination)
AEI Associated Electrical Industries
AELTC All England Lawn Tennis Club
AEM Air Efficiency Medal
AER Army Emergency Reserve
AERE Atomic Energy Research Establishment (Harwell)
Æt. Ætat.
Ætatis (aged)
AEU Amalgamated Engineering Union (later AEEU)
AEWVH Association for the Education and Welfare of the Visually Handicapped
AF Admiral of the Fleet
AFB Air Force Base
AFBPsS Associate Fellow, British Psychological Society
AFC Air Force Cross
Association Football Club
AFCEA Armed Forces Communications and Electronics Association
AFCENT Allied Forces in Central Europe
AFD Doctor of Fine Arts (US)
AFDS Air Fighting Development Squadron
AFGE Associate Fellow, Guild of Glass Engravers
AFHQ Allied Force Headquarters
AFI American Film Institute
AFIAP Artiste, Fédération Internationale de l’Art Photographique
AFIAS Associate Fellow, Institute of Aeronautical Sciences (US) (now see AFAIAA)
AFIMA Associate Fellow, Institute of Mathematics and its Applications
AFM Air Force Medal
AFNORTH Allied Forces in Northern Europe
AFOM Associate, Faculty of Occupational Medicine
AFRAeS Associate Fellow, Royal Aeronautical Society (now see MRAeS)
AFRC Agricultural and Food Research Council (now see BBSRC)
AFRHistS Associate Fellow, Royal Historical Society
AFSOUTH Allied Forces in Southern Europe
AFV Armoured Fighting Vehicles
AG Attorney-General
AGARD Advisory Group for Aerospace Research and Development
AGAvA Associate, Guild of Aviation Artists
AGC Adjutant General’s Corps
AGI Alliance Graphique Internationale
Associate, Institute of Certificated Grocers
AGR Advanced Gas-cooled Reactor
AGRA Army Group Royal Artillery
Association of Genealogists and Record Agents
AGRI Animal Genetic Resources Information
AGSM Associate, Guildhall School of Music and Drama
Australian Graduate School of Management
AHA Area Health Authority
American Hospitals Association
Associate, Institute of Health Service Administrators (later AHSM)
AHA(T) Area Health Authority (Teaching)
AHI Association of Heritage Interpretation
AHQ Army Headquarters
AHRB Arts and Humanities Research Board (now see AHRC)
AHRC Arts and Humanities Research Council
AHSM Associate, Institute of Health Services Management
ai ad interim
AI Artificial Intelligence
AIA Associate, Institute of Actuaries
American Institute of Architects
Association of International Artists
AIAA American Institute of Aeronautics and Astronautics
AIACE Association Internationale des Anciens des Communautés Européennes
AIAgrE Associate, Institution of Agricultural Engineers
AIAS Associate Surveyor Member, Incorporated Association of Architects and Surveyors
AIB Associate, Institute of Bankers (now see ACIB)
AIBD Associate, Institute of British Decorators
AIC Agricultural Improvement Council
Associate of the Institute of Chemistry (later ARIC, MRIC; now see MRSC)
aic armour infantry course
AICA Associate Member, Commonwealth Institute of Accountants
Association Internationale des Critiques d’Art
AICE Associate, Institution of Civil Engineers
AIChE American Institute of Chemical Engineers
AICPA American Institute of Certified Public Accountants
AICS Associate, Institute of Chartered Shipbrokers
AID Artificial Insemination by Donor
AIDB Accountancy Investigation and Discipline Board (now see AADB)
AIDS Acquired Immunity Deficiency Syndrome
AIE Associate, Institute of Education
AIEE Associate, Institution of Electrical Engineers
AIF Australian Imperial Forces
AIFireE Associate, Institution of Fire Engineers
AIG Adjutant-Inspector-General
AIH Associate, Institute of Housing
AIHort Associate, Institute of Horticulture (now see ACIHort)
AIIA Associate, Insurance Institute of America
Associate, Indian Institute of Architects
AIIMR Associate, Institute of Investment Management and Research (later ASIP; now see CFA)
AIIRA Associate, International Industrial Relations Association
AIL Associate, Institute of Linguists
AILA Associate, Institute of Landscape Architects (later ALI)
AIM Associate, Institution of Metallurgists (later MIM)
Australian Institute of Management
Alternative Investment Market
Advanced Institute of Management Research
AIMarE Associate, Institute of Marine Engineers
AIMBE American Institute for Medical and Biological Engineering
AIMC Associate, Institute of Management Consultants
AIME American Institute of Mechanical Engineers
AIMgt Associate, Institute of Management (now see ACMI)
AIMMM Associate, Institute of Materials, Minerals and Mining
AIMSW Associate, Institute of Medical Social Work
AInstP Associate, Institute of Physics
AIP Association of Independent Producers
American Institute of Physics
AIPR Associate, Institute of Public Relations
AIQS Associate Member, Institute of Quantity Surveyors
AIRCENT Allied Air Forces Central Europe
AIRTO Association of Independent Research and Technology Organizations
AIS Associate, Institute of Statisticians (later MIS)
AIStructE Associate, Institution of Structural Engineers
AITP Associate, Institute of Town Planners, India
AJAG Assistant Judge Advocate General
AJEX Association of Jewish Ex-Service Men and Women
AK Knight, Order of Australia
Alaska (postal)
AKC Associate, King’s College London
AL Alabama (postal)
ALA Associate, Library Association (now see MCLIP)
Association of London Authorities
Ala Alabama
ALAA Associate, Library Association of Australia
ALAI Associate, Library Association of Ireland
ALAM Associate, London Academy of Music and Dramatic Art
ALCD Associate, London College of Divinity
ALCM Associate, London College of Music
ALCM (TD) Associate, London College of Music (Teaching Diploma)
ALCS Authors’ Licensing and Collecting Society (formerly Authors’ Lending and Copyright Society)
ALI Argyll Light Infantry
Associate, Landscape Institute (now see MLI)
ALICE Autistic and Language Impaired Children’s Education
ALLC Association for Literary and Linguistic Computing
ALM Master of Liberal Arts
ALP Australian Labor Party
ALPSP Association of Learned and Professional Society Publishers
ALS Associate, Linnean Society
Amyotrophic Lateral Sclerosis
Alta Alberta
ALVA Association of Leading Visitor Attractions
AM Albert Medal
Member, Order of Australia
Master of Arts (US)
Alpes Maritimes
AMA Association of Metropolitan Authorities
Assistant Masters Association (later AMMA, now see ATL)
Associate, Museums Association
Australian Medical Association
AMARC Associated Marine and Related Charities
Amb. Ambulance
Ambassador
AMBIM Associate Member, British Institute of Management (later AIMgt)
AMC Association of Municipal Corporations
AMCST Associate, Manchester College of Science and Technology
AMCT Associate, Manchester College of Technology
AMDEA Association of Manufacturers of Domestic Electrical Appliances
AMF Australian Military Forces
AMFL Allied Command Europe Mobile Force Land
AMICE Associate Member, Institution of Civil Engineers (now see MICE)
AMIChemE Associate Member, Institution of Chemical Engineers
AMIEE Associate Member, Institution of Electrical Engineers (later MIEE)
AMIERE Associate Member, Institution of Electronic and Radio Engineers
AMIMechE Associate Member, Institution of Mechanical Engineers (now see MIMechE)
AMInstCE Associate Member, Institution of Civil Engineers (now see MICE)
AmInstEE American Institute of Electrical Engineers
AMMA Assistant Masters & Mistresses Association (now see ATL)
AMN Ahli Mangku Negara (Malaysia)
AMP Advanced Management Program
Air Member for Personnel
AMRAeS Associate Member, Royal Aeronautical Society
AMRC Association of Medical Research Charities
AMREF African Medical and Research Foundation
AMRI Associate Member, Royal Institution
AMRS Associate, Market Research Society
AMRSH Associate Member, Royal Society of Health
AMS Assistant Military Secretary
Army Medical Services
AMSI Associate Member, Securities Institute
AMSO Air Member for Supply and Organisation
AMTRI Advanced Manufacturing Technology Research Institute
AMusA Associate Musician of Australia
Anat. Anatomy
Anatomical
ANC African National Congress
Anon. Anonymously
ANU Australian National University
ANZAAS Australian and New Zealand Association for the Advancement of Science
Anzac Australian and New Zealand Army Corps
AO Officer, Order of Australia
Air Officer
AOA Air Officer in charge of Administration
AOC Air Officer Commanding
AOC-in-C Air Officer Commanding-in-Chief
AOD Army Ordnance Department
AOE Alberta Order of Excellence
AOER Army Officers Emergency Reserve
APA American Psychiatric Association
APACS Association of Payment and Clearing Systems
APD Army Pay Department
APEX Association of Professional, Executive, Clerical and Computer Staff
APHA American Public Health Association
APIS Army Photographic Intelligence Service
APM Assistant Provost Marshal
APMI Associate, Pensions Management Institute
APNI Alliance Party of Northern Ireland
APR Accredited Public Relations Practitioner
APS Aborigines Protection Society
American Physical Society
American Philosophical Society
APSW Association of Psychiatric Social Workers
APT&C Administrative, Professional, Technical and Clerical
APTC Army Physical Training Corps
AQ Administration and Quartering
AQMG Assistant Quartermaster-General
AR Associated Rediffusion (Television)
Arkansas (postal)
ARA Associate, Royal Academy
Armada de la República Argentina
ARACI Associate, Royal Australian Chemical Institute
ARAD Associate, Royal Academy of Dancing
ARAeS Associate, Royal Aeronautical Society
ARAgS Associate, Royal Agricultural Societies (ie of England, Scotland and Wales)
ARAIA Associate, Royal Australian Institute of Architects
ARAM Associate, Royal Academy of Music
ARAS Associate, Royal Astronomical Society
ARB Architects’ Registration Board
ARBA Associate, Royal Society of British Artists
ARBS Associate, Royal Society of British Sculptors
ARC Architects’ Registration Council (now see ARB)
Agricultural Research Council (later AFRC)
Aeronautical Research Council
Arthritis and Rheumatism Council
ARCA Associate, Royal College of Art
Associate, Royal Canadian Academy
ARCamA Associate, Royal Cambrian Academy of Art
ARCIC Anglican-Roman Catholic International Commission
ARCM Associate, Royal College of Music
ARCO Associate, Royal College of Organists
ARCO(CHM) Associate, Royal College of Organists with Diploma in Choir Training
ARCP Affiliate, Royal College of Physicians
ARCS Associate, Royal College of Science
Accreditation Review and Consulting Service (now see ISI)
ARCST Associate, Royal College of Science and Technology (Glasgow)
ARCUK Architects’ Registration Council of the United Kingdom (now see ARB)
ARCVS Associate, Royal College of Veterinary Surgeons
ARE Associate, Royal Society of Painter-Printmakers (formerly of Painter-Etchers and Engravers)
Arab Republic of Egypt
Admiralty Research Establishment
AREINZ Associate, Real Estate Institute, New Zealand
ARHistS Associate, Royal Historical Society
ARIAS Associate, Royal Incorporation of Architects in Scotland
ARIBA Associate, Royal Institute of British Architects (now see RIBA)
ARIC Associate, Royal Institute of Chemistry (later MRIC; now see MRSC)
ARICS Professional Associate, Royal Institution of Chartered Surveyors (now see MRICS)
ARINA Associate, Royal Institution of Naval Architects
ARLIS Art Libraries Association
ARMS Associate, Royal Society of Miniature Painters
ARP Air Raid Precautions
ARPS Associate, Royal Photographic Society
ARR Association of Radiation Research
ARRC Associate, Royal Red Cross
Allied (formerly Allied Command Europe) Rapid Reaction Corps
ARSA Associate, Royal Scottish Academy
ARSC Association for Recorded Sound Collections
ARSCM Associate, Royal School of Church Music
ARSM Associate, Royal School of Mines
ARTC Associate, Royal Technical College (Glasgow) (now see ARCST)
ARVO Association for Research in Vision and Ophthalmology
ARWA Associate, Royal West of England Academy
ARWS Associate, Royal Society of Painters in Water-Colours
AS Anglo-Saxon
ASA Associate Member, Society of Actuaries
Associate of Society of Actuaries (US)
Australian Society of Accountants
Army Sailing Association
Advertising Standards Authority
Alment Aksjeselskap
ASAA Associate, Society of Incorporated Accountants and Auditors
ASAI Associate, Society of Architectural Illustrators
ASAQS Association of South African Quantity Surveyors
ASBAH Association for Spina Bifida and Hydrocephalus
ASC Administrative Staff College, Henley
ASCAP American Society of Composers, Authors and Publishers
ASCE American Society of Civil Engineers
ASCHB Association for Study of Conservation of Historic Buildings
ASCL Association of School and College Leaders
AScW Association of Scientific Workers (later ASTMS)
ASD Armament Supply Department
ASE Amalgamated Society of Engineers (later AUEW, then AEU, subsequently AEEU)
Association for Science Education
ASEAN Association of South East Asian Nations
ASEEES Association for Slavic, East European and Eurasian Studies
ASH Action on Smoking and Health
ASIAD Associate, Society of Industrial Artists and Designers
ASIP Associate, UK Society of Investment Professionals (now see CFA)
ASLE American Society of Lubrication Engineers
ASLEF Associated Society of Locomotive Engineers and Firemen
ASLIB Aslib
Association for Information Management (formerly Association of Special Libraries and Information Bureaux)
ASM Association of Senior Members
Australian Service Medal
ASME American Society of Mechanical Engineers
Association for the Study of Medical Education
ASO Air Staff Officer
ASSET Association of Supervisory Staffs, Executives and Technicians (later ASTMS)
Asst Assistant
ASTA Association of Short Circuit Testing Authorities
ASTC Administrative Service Training Course
ASTMS Association of Scientific, Technical and Managerial Staffs (subsequently part of MSF)
ASTS Army School of Training Support
ASVU Army Security Vetting Unit
ASWE Admiralty Surface Weapons Establishment
ATA Air Transport Auxiliary
ATAE Association of Tutors in Adult Education
ATAF Allied Tactical Air Force
ATC Air Training Corps
Art Teacher’s Certificate
ATCDE Association of Teachers in Colleges and Departments of Education (now see NATFHE)
ATCL Associate, Trinity College of Music, London
ATD Art Teacher’s Diploma
ATI Associate, Textile Institute
ATII Associate Member, Chartered Institute (formerly Incorporated Institute, then Institute) of Taxation
ATL Association of Teachers and Lecturers
ato Ammunition Technical Officer
ATP Association of Tennis Professionals
ATPL (A) ATPL (H)
Airline Transport Pilot’s Licence (Aeroplanes), or (Helicopters)
ATR (BC) Art Therapist Registered (Board Certified)
ATS Auxiliary Territorial Service (later WRAC)
ATTI Association of Teachers in Technical Institutions (now see NATFHE)
ATV Associated Television (formerly Association TeleVision)
AUA American Urological Association
Association of University Administrators
AUEW Amalgamated Union of Engineering Workers (later AEU, then AEEU)
AUS Army of the United States
AUT Association of University Teachers
AVCC Australian Vice-Chancellors’ Committee
AVD Army Veterinary Department
AVMA Association for Victims of Medical Accidents
AVR Army Volunteer Reserve
AWA Anglian Water Authority
AWHCT Associate, West Ham College of Technology
AWO Association of Water Officers (now see IWO)
AWRE Atomic Weapons Research Establishment
aws Graduate of Air Warfare Course
AZ Arizona (postal)
B
b born
brother
BA Bachelor of Arts
BAA British Airports Authority
British Accounting Association
BAAB British Amateur Athletic Board
BAAL British Association for Applied Linguistics
BAAS British Association for the Advancement of Science
BAC British Aircraft Corporation
BAcc Bachelor of Accountancy
BaccPhil Baccalaureate in Philosophy
BACS British Academy of Composers & Songwriters (now see BASCA)
BACSA British Association for Cemeteries in South Asia
BACUP British Association of Cancer United Patients
BADA British American Drama Academy
BAe British Aerospace
BAED Bachelor of Arts in Environmental Design
BAFTA British Academy of Film and Television Arts
BAgricAdmin Bachelor of Agricultural Administration
BAgrSc Bachelor of Agricultural Science
BAI Baccalarius in Arte Ingeniaria (Bachelor of Engineering)
BAIE British Association of Industrial Editors
BALPA British Air Line Pilots’ Association
BAME Black, Asian and minority ethnic
BAO Bachelor of Art of Obstetrics
BAOMS British Association of Oral and Maxillo-Facial Surgeons
BAOR British Army of the Rhine (formerly on the Rhine)
BAOS British Association of Oral Surgeons (now see BAOMS)
BAppSc(MT) Bachelor of Applied Science (Medical Technology)
BAPS British Association of Plastic Surgeons
BARB Broadcasters’ Audience Research Board
BARC British Automobile Racing Club
BArch Bachelor of Architecture
Bart Baronet
BAS Bachelor in Agricultural Science
BASc Bachelor of Applied Science
BASCA British Academy of Songwriters, Composers and Authors
BASE British Association for Service to the Elderly
BASEEFA British Approvals Service for Electrical Equipment in Flammable Atmospheres
BASES British Association of Sport and Exercise Sciences
BASHH British Association for Sexual Health and HIV
BASIC British American Security Information Council
BASW British Association of Social Workers
Batt. Battery
BBA British Bankers’ Association
Bachelor of Business Administration
BBB of C British Boxing Board of Control
BBC British Broadcasting Corporation
BBFC British Board of Film Classification
BBS Bachelor of Business Studies
BBSRC Biotechnology and Biological Sciences Research Council
BC Before Christ
British Columbia
Borough Council
BCA Bachelor of Commerce and Administration
BCC British Council of Churches (later CCBI)
BCE Bachelor of Civil Engineering
Before the Christian Era
BCh BChir
Bachelor of Surgery
BChD Bachelor of Dental Surgery
BCL Bachelor of Civil Law
BCMF British Ceramic Manufacturers’ Federation
BCom BComm
Bachelor of Commerce
BCompt Bachelor of Accounting
BComSc Bachelor of Commercial Science
BCPC British Crop Protection Council
BCS Bengal Civil Service
British Computer Society
Bachelor of Combined Studies
BCSA British Constructional Steelwork Association
BCSC British Council of Shopping Centres
BCTS Bristol Certificate in Theological Studies
BCURA British Coal Utilization Research Association
BD Bachelor of Divinity
Bd Board
BDA British Dental Association
British Deaf Association
British Dyslexia Association
Bde Brigade
BDQ Bachelor of Divinity Qualifying
BDS Bachelor of Dental Surgery
BDSc Bachelor of Dental Science
BE Bachelor of Engineering
British Element
BEA British East Africa
British European Airways
British Epilepsy Association
BEAMA Federation of British Electrotechnical and Allied Manufacturers’ Associations (formerly British Electrical and Allied Manufacturers’ Association)
BE&A Bachelor of Engineering and Architecture (Malta)
BEARR British Emergency Aid for Russia and the Republics
BEC Business Education Council (now see BTEC)
BEc Bachelor of Economics
BECTU Broadcasting, Entertainment, Cinematograph and Theatre Union
BEd Bachelor of Education
Beds Bedfordshire
BEE Bachelor of Electrical Engineering
BEF British Expeditionary Force
British Equestrian Federation
BEIS Department for Business, Energy and Industrial Strategy
BEM British Empire Medal
BEMAS British Educational Management and Administration Society
BEME Brigade Electrical and Mechanical Engineer
BEng Bachelor of Engineering
BEO Base Engineer Officer
Berks Berkshire
BERR Department for Business, Enterprise and Regulatory Reform
BES Bachelor of Environmental Studies
BESO British Executive Service Overseas
BEVA British Equine Veterinary Association
BFA Bachelor of Fine Arts
BFI British Film Institute
BFMIRA British Food Manufacturing Industries Research Association
BFPO British Forces Post Office
BFSS British Field Sports Society
BFUW British Federation of University Women (now see BFWG)
BGCStJ Bailiff Grand Cross, Most Venerable Order of the Hospital of St John of Jerusalem
BGS Brigadier General Staff
BHA British Hospitality Association
BHB Bachelor of Human Biology
Bhd Berhad
BHF British Heart Foundation
BHL Bachelor of Hebrew Letters
BHRA British Hydromechanics Research Association
BHRCA British Hotels, Restaurants and Caterers’ Association (now see BHA)
BHS British Horse Society
BHSc Bachelor of Home Science
BI British Invisibles
BIBA British Insurance Brokers’ Association
BIBRA British Industrial Biological Research Association
BICC British Insulated Callender’s Cables
BICERA British Internal Combustion Engine Research Association (now see BICERI)
BICERI British Internal Combustion Engine Research Institute
BICSc British Institute of Cleaning Science
BID Business Improvement District
BIDA British Interior Design Association
BIEC British Invisible Exports Council (now see BI)
BIEE British Institute of Energy Economics
BIFA British Independent Film Awards
BIFU Banking Insurance and Finance Union
BII British Institute of Innkeeping
BIIBA British Insurance & Investment Brokers’ Association (now see BIBA)
BIM British Institute of Management
BIR British Institute of Radiology
BIS Bank for International Settlements
British Interplanetary Society
Department for Business, Innovation and Skills
BISPA British Independent Steel Producers Association
BISRA British Iron and Steel Research Association
BITC Business in the Community
BJ Bachelor of Journalism
BJOG British Journal of Obstetrics and Gynaecology
BJP Bharatiya Janata Party
BJSM British Joint Services Mission
BJur Bachelor of Law
BKSTS British Kinematograph, Sound and Television Society
BL Bachelor of Law
British Library
BLE Bachelor of Land Economy
BLegS Bachelor of Legal Studies
BLESMA British Limbless Ex-Servicemen’s Association
BLitt Bachelor of Letters
BM British Museum
Bachelor of Medicine
Brigade Major
British Monomark
BMA British Medical Association
BMedSci Bachelor of Medical Science
BMet Bachelor of Metallurgy
BMEWS Ballistic Missile Early Warning System
BMG British Military Government
BMH British Military Hospital
BMilSc Bachelor of Military Science
BMJ British Medical Journal
BMR Bureau of Mineral Resources
BMRA Brigade Major Royal Artillery
BMS Bachelor of Management Studies
BMus Bachelor of Music
Bn Battalion
BN Bachelor of Nursing
BNA British Nursing Association
BNC Brasenose College
BNF British National Formulary
BNFL British Nuclear Fuels Ltd
BNOC British National Oil Corporation
British National Opera Company
BNP Banque Nationale de Paris
British National Party
BNSC British National Space Centre
BNSc Bachelor of Nursing Science
BOAC British Overseas Airways Corporation
BOst Bachelor of Osteopathy
BoT Board of Trade
Bot. Botany
Botanical
BOTB British Overseas Trade Board
BOU British Ornithologists’ Union
Bp Bishop
BPA British Paediatric Association (later CPCH; now see RCPCH)
Bachelor of Performing Arts
BPG Broadcasting Press Guild
BPharm Bachelor of Pharmacy
BPhty Bachelor of Physiotherapy
BPIF British Printing Industries Federation
BPMF British Postgraduate Medical Federation
BProc Bachelor of Procurationis
BPsS British Psychological Society
BR British Rail
Br. Branch
BRA Brigadier Royal Artillery
British Rheumatism & Arthritis Association
BRB British Railways Board
BRCS British Red Cross Society
BRE Building Research Establishment
Brig. Brigadier
BRIT British Recording Industry Trust
BritIRE British Institution of Radio Engineers (now see IERE)
BRNC Britannia Royal Naval College
BRS British Road Services
BRTP Bachelor of Regional and Town Planning
BRurSc Bachelor of Rural Science
BS Bachelor of Surgery
Bachelor of Science
British Standard
BSA Bachelor of Scientific Agriculture
Birmingham Small Arms
Building Societies’ Association
BSAP British South Africa Police
BSBI Botanical Society of the British Isles
BSC British Steel Corporation
Bengal Staff Corps
BSc Bachelor of Science
BScA BScAgr
Bachelor of Science in Agriculture
BSc(Dent) Bachelor of Science in Dentistry
BScEcon Bachelor of Science in Economics
BScEng Bachelor of Science in Engineering
BSc (Est. Man.) Bachelor of Science in Estate Management
BScN Bachelor of Science in Nursing
BScSoc Bachelor of Social Sciences
BSE Bachelor of Science in Engineering (US)
Bovine Spongiform Encephalopathy
BSEE Bachelor of Science in Electrical Engineering
BSES British Schools Exploring Society
BSF British Salonica Force
BSFA British Science Fiction Association
BSFS Bachelor of Science in Foreign Service
BSI British Standards Institution
BSIA British Security Industry Association
BSJA British Show Jumping Association
BSME Bachelor of Science in Mechanical Engineering
British Society of Magazine Editors
BSN Bachelor of Science in Nursing
BSNS Bachelor of Naval Science
BSocSc Bachelor of Social Science
BSocStud Bachelor of Social Studies
BSRA British Ship Research Association
BSRIA Building Services Research and Information Association
BSS Bachelor of Science (Social Science)
BSSc Bachelor of Social Science
BST Bachelor of Sacred Theology
BSurv Bachelor of Surveying
BSW Bachelor of Social Work
BT Bachelor of Teaching
British Telecommunications
Bt Baronet
Brevet
BTA British Tourist Authority (formerly British Travel Association)
BTCV British Trust for Conservation Volunteers
BTDB British Transport Docks Board (now see ABP)
BTEC Business and Technology (formerly Technician) Education Council
BTech Bachelor of Technology
BTh Bachelor of Theology
BTP Bachelor of Town Planning
BTS Bachelor of Theological Studies
Btss Baronetess
BUAS British Universities Association of Slavists
Bucks Buckinghamshire
BUGB Baptist Union of Great Britain
BUNAC British Universities North America Club
BUniv Bachelor of the University
BUPA British United Provident Association
BURA British Urban Regeneration Association
BV Besloten Vennootschap
BVA British Veterinary Association
British Video Association
BVC Bar Vocational Course
BVCA British Private Equity and Venture Capital Association
BVetMed Bachelor of Veterinary Medicine
BVI British Virgin Islands
BVM Blessed Virgin Mary
BVMS Bachelor of Veterinary Medicine and Surgery
BVPA British Veterinary Poultry Association
BVSc Bachelor of Veterinary Science
BWI British West Indies
BWM British War Medal
C Conservative
100
C
c child
cousin
circa (about)
CA Central America
County Alderman
Chartered Accountant (Scotland and Canada)
California (postal)
CAA Civil Aviation Authority
CAABU Council for the Advancement of Arab and British Understanding
CAAV (Member of) Central Association of Agricultural Valuers
CAB Citizens’ Advice Bureau
Centre for Agricultural and Biosciences (formerly Commonwealth Agricultural Bureau)
CABE Commission for Architecture and the Built Environment
CACTM Central Advisory Council of Training for the Ministry (later ACCM; now see ABM)
CAER Conservative Action for Electoral Reform
CAF Charities Aid Foundation
CAFCASS Child and Family Court Advisory and Support Service
CAFOD Catholic Agency for Overseas Development
CAJ Committee on the Administration of Justice
Calif California
CAM Communications, Advertising and Marketing
Cambs Cambridgeshire
CAMC Canadian Army Medical Corps
CAMRA Campaign for Real Ale
CAMS Certificate of Advanced Musical Study
C&G City and Guilds of London Institute
Cantab Cantabrigiensis (of Cambridge)
Cantuar Cantuariensis (of Canterbury)
CAP Common Agricultural Policy
Capt. Captain
CARD Campaign against Racial Discrimination
CARDS Community Assistance for Reconstruction, Development and Stabilisation
CARE Cottage and Rural Enterprises
CARICOM Caribbean Community
CARIFTA Caribbean Free Trade Area (now see CARICOM)
Carms Carmarthenshire
CAS Chief of the Air Staff
CASE Council for the Advancement and Support of Education
CASt Certificate of Advanced Study
CAT College of Advanced Technology
Countryside Around Towns
CATE Council for the Accreditation of Teacher Education
Cav. Cavalry
CAWU Clerical and Administrative Workers’ Union (later APEX)
CB Companion, Order of the Bath
County Borough
CBC County Borough Council
CBE Commander, Order of the British Empire
CBI Confederation of British Industry
CBII Companion, British Institute of Innkeeping
CBIM Companion, British Institute of Management (later CIMgt)
CBiol Chartered Biologist
CBNS Commander British Navy Staff
CBS Columbia Broadcasting System
CBSI Chartered Building Societies Institute (now see CIB)
CBSO City of Birmingham Symphony Orchestra
CC Companion, Order of Canada
City Council
County Council
Cricket Club
Cycling Club
County Court
CCAB Consultative Committee of Accountancy Bodies
CCAHC Central Council for Agricultural and Horticultural Co-operation
CCBE Commission Consultative des Barreaux de la Communauté Européenne
CCBI Council of Churches for Britain and Ireland (now see CTBI)
CCC Corpus Christi College
Central Criminal Court
County Cricket Club
CCE Chartered Civil Engineer
CCETSW Central Council for Education and Training in Social Work
CCF Combined Cadet Force
CCFM Combined Cadet Forces Medal
CCG Control Commission Germany
Clinical Commissioning Group
CCH Cacique’s Crown of Honour, Order of Service of Guyana
CChem Chartered Chemist
CCIPD Companion, Chartered Institute of Personnel and Development
CCIS Command Control Information System
CCJ Council of Christians and Jews
CCLRC Council for the Central Laboratory of the Research Councils
CCMI Companion, Chartered Management Institute
CCMS Committee on the Challenges of Modern Society
CCPR Central Council of Physical Recreation
CCQI Companion, Chartered Quality Institute
CCRA Commander Corps of Royal Artillery
CCRE Commander Corps of Royal Engineers
CCREME Commander Corps of Royal Electrical and Mechanical Engineers
CCRSigs Commander Corps of Royal Signals
CCS Casualty Clearing Station
Ceylon Civil Service
Countryside Commission for Scotland
CCSU Council of Civil Service Unions
CCTA Commission de Coöpération Technique pour l’Afrique
Central Computer and Telecommunications Authority
CCTS Combat Crew Training Squadron
CD Canadian Forces Decoration
Commander, Order of Distinction (Jamaica)
Civil Defence
Compact Disc
CDA Co-operative Development Agency
Christian Democratic Alliance
CDC Centers for Disease Control and Prevention
CDEE Chemical Defence Experimental Establishment
CDipAF Certified Diploma in Accounting and Finance
CDir Chartered Director
CDISS Centre for Defence and International Security Studies
Cdo Commando
Cdre Commodore
CDS Chief of the Defence Staff
CDU Christlich-Demokratische Union
CE Civil Engineer
CEA Central Electricity Authority
CEC Commission of the European Communities
CECAM Centre Européen de Calcul Atomique et Moléculaire
CECD Confédération Européenne du Commerce de Détail
CEDA Committee for Economic Development of Australia
CEDEP Centre Européen d’Education Permanente
CEDR Centre for Effective Dispute Resolution
CEE Communauté Economique Européenne
CEED Centre for Economic and Environmental Development
CEF Canadian Expeditionary Force
CeFA Certificate for Financial Advisers
CEFAS Centre for Environment, Fisheries and Aquaculture Science
CEFIC Conseil Européen des Fédérations de l’Industrie Chimique
CEGB Central Electricity Generating Board
CEH Centre for Ecology & Hydrology
CEI Council of Engineering Institutions
CEIR Corporation for Economic and Industrial Research
CELTA Certificate in Teaching English to Speakers of Other Languages
CEM Council of European Municipalities (now see CEMR)
College of Emergency Medicine
CeMAP Certificate in Mortgage Advice and Practice
CEMR Council of European Municipalities and Regions
CEMS Church of England Men’s Society
CEN Comité Européen de Normalisation
CENELEC European Committee for Electrotechnical Standardization
CEng Chartered Engineer
Cento Central Treaty Organisation
CEnv Chartered Environmentalist
CEO Chief Executive Officer
CEPS Center for Economic Policy Studies
CERA Chartered Enterprise Risk Analyst
CeRGI Certificate of Regulated General Insurance
CERL Central Electricity Research Laboratories
CERN Organisation (formerly Centre) Européenne pour la Recherche Nucléaire
CERT Charities Effectiveness Review Trust
CertCPE Certificate in Clinical Pastoral Education
CertDS Certificate in Dramatic Studies
Cert Ed Certificate of Education
CertHE Certificate in Higher Education
CertITP Certificate of International Teachers’ Program (Harvard)
CertTP Certificate in Town Planning
CEST Centre for Exploitation of Science and Technology
CET Council for Educational Technology
CETSW Council for Education and Training in Social Work
CF Chaplain to the Forces
Companion, Order of Fiji
Churchill Fellow
Corporate Finance
Corporate Financier
CFA Canadian Field Artillery
Chartered Financial Analyst
CFE Central Fighter Establishment
CFM Cadet Forces Medal
CFPS Certificate of Further Professional Studies
CFR Commander, Order of the Federal Republic of Nigeria
CFS Central Flying School
Chronic Fatigue Syndrome
CGA Community of the Glorious Ascension
Country Gentlemen’s Association
CGeog Chartered Geographer
CGeol Chartered Geologist
CGIA Insignia Award of City and Guilds of London Institute (now see FCGI)
CGLI City and Guilds of London Institute (now see C&G)
CGM Conspicuous Gallantry Medal
CGMA Chartered Global Management Accountant
CGRM Commandant-General Royal Marines
CGS Chief of the General Staff
CH Companion of Honour
Chap. Chaplain
ChapStJ Chaplain, Order of St John of Jerusalem (now see ChStJ)
CHAR Campaign for the Homeless and Rootless
CHB Companion of Honour of Barbados
ChB Bachelor of Surgery
CHC Community Health Council
CHIU Committee for Heads of Irish Universities
ChLJ Chaplain, Order of St Lazarus of Jerusalem
(CHM) see under ARCO(CHM), FRCO(CHM)
ChM Master of Surgery
Chm. Chairman or Chairwoman
CHN Community of the Holy Name
CHort Chartered Horticulturalist
ChStJ Chaplain, Most Venerable Order of the Hospital of St John of Jerusalem
CI Imperial Order of the Crown of India
Channel Islands
CIA Chemical Industries Association
Central Intelligence Agency
CIAgrE Companion, Institution of Agricultural Engineers
CIArb Chartered Institute of Arbitrators
CIB Chartered Institute of Bankers
CIBS Chartered Institution of Building Services (now see CIBSE)
CIBSE Chartered Institution of Building Services Engineers
CIC Chemical Institute of Canada
Community Interest Company
CICAP Criminal Injuries Compensation Appeal Panel
CICB Criminal Injuries Compensation Board
CICHE Committee for International Co-operation in Higher Education
CICI Confederation of Information Communication Industries
CID Criminal Investigation Department
CIE Companion, Order of the Indian Empire
Confédération Internationale des Etudiants
CIEEM Chartered Institute of Ecology and Environmental Management
CIES Companion, Institution of Engineers and Shipbuilders in Scotland
CIEx Companion, Institute of Export
CIFE Council (formerly Conference) for Independent Further Education
CIGasE Companion, Institution of Gas Engineers (now see CIGEM)
CIGEM Companion, Institution of Gas Engineers and Managers
CIGRE Conférence Internationale des Grands Réseaux Electriques
CIGS Chief of the Imperial General Staff (now see CGS)
CIHM Companion, Institute of Healthcare Management
CIHR Canadian Institutes of Health Research
CIHT Chartered Institution of Highways and Transportation
CIIA Canadian Institute of International Affairs
CIL Corpus inscriptionum latinarum
CILIP Chartered Institute of Library and Information Professionals
CILT Chartered Institute of Logistics and Transport
CIM China Inland Mission
Chartered Institute of Marketing
CIMA Chartered Institute of Management Accountants
CIMarE Companion, Institute of Marine Engineers
CIMEMME Companion, Institution of Mining Electrical and Mining Mechanical Engineers
CIMgt Companion, Institute of Management (now see CCMI)
CIMGTechE Companion, Institution of Mechanical and General Technician Engineers
CIMO Commission for Instruments and Methods of Observation
CIMR Cambridge Institute for Medical Research
C-in-C Commander-in-Chief
CINCHAN Allied Commander-in-Chief Channel
CInstLM Companion, Institute of Leadership and Management
CINOA Confédération Internationale des Négotiants en Œuvres d’Art
CIO Charitable Incorporated Organisation
CIOB Chartered Institute of Building
CIPA Chartered Institute of Patent Agents
CIPD Companion, Institute of Personnel and Development (now see CCIPD)
Chartered Institute of Personnel and Development
CIPFA Chartered Institute of Public Finance and Accountancy
CIPM Companion, Institute of Personnel Management (later CIPD)
CIPR Chartered Institute of Public Relations
CIQA Companion, Institute of Quality Assurance (now see CCQI)
CIR Commission on Industrial Relations
CIRES Co-operative Institute for Research in Environmental Sciences
CIRIA Construction Industry Research and Information Association
CIRP Collège Internationale pour Recherche et Production
CIS Institute of Chartered Secretaries and Administrators (formerly Chartered Institute of Secretaries)
Command Control Communications and Information Systems
Commonwealth of Independent States
CISAC Confédération Internationale des Sociétés d’Auteurs et Compositeurs
Centre for International Security and Arms Control
CISI Chartered Institute for Securities & Investment
CIT Chartered Institute of Transport
California Institute of Technology
CITB Construction Industry Training Board
CITD Certificate of Institute of Training and Development
CITP Chartered Information Technology Professional
CIV City Imperial Volunteers
CIWEM Chartered Institution of Water and Environmental Management
CJM Congregation of Jesus and Mary (Eudist Fathers)
CL Commander, Order of Leopold
cl cum laude
Cl. Class
CLA Country Land & Business Association (formerly Country Landowners’ Association)
CLIC Cancer and Leukemia in Childhood
CLit Companion of Literature (Royal Society of Literature Award)
CLJ Commander, Order of St Lazarus of Jerusalem
CLP Constituency Labour Party
CLRAE Congress (formerly Conference) of Local and Regional Authorities of Europe
CLY City of London Yeomanry
CM Member, Order of Canada
Congregation of the Mission (Vincentians)
Master in Surgery
Certificated Master
Canadian Militia
CMA Canadian Medical Association
Cost and Management Accountant (NZ)
Competition and Markets Authority
CMarEng Chartered Marine Engineer
CMarSci Chartered Marine Scientist
CMath Chartered Mathematician
CMB Central Midwives’ Board
CMC Certified Management Consultant
Civil Mediation Council
CME Continuing Ministerial Education
CMet Chartered Meteorologist
CMF Commonwealth Military Forces
Central Mediterranean Force
CMG Companion, Order of St Michael and St George
CMgr Chartered Manager
CMILT Chartered Member, Chartered Institute of Logistics and Transport
CMIWSc Certified Member, Institute of Wood Science
CMJ Commander, Supreme Military Order of the Temple of Jerusalem
CMktr Chartered Marketer
CMLI Chartered Member, Landscape Institute
CMLJ Commander of Merit, Order of St Lazarus of Jerusalem
CMM Commander, Order of Military Merit (Canada)
CMO Chief Medical Officer
CMP Corps of Military Police (now see CRMP)
CMS Church Mission (formerly Church Missionary) Society
Certificate in Management Studies
CMT Chaconia Medal of Trinidad
CNAA Council for National Academic Awards
CND Campaign for Nuclear Disarmament
CNI Companion, Nautical Institute
CNO Chief of Naval Operations
CNOCS Captain Naval Operational Command Systems
CNR Canadian National Railways
CNRS Centre National de la Recherche Scientifique
CNS Clinical Nurse Specialist
CNZM Companion, New Zealand Order of Merit
CO Commanding Officer
Commonwealth Office (after Aug. 1966) (now see FCO)
Colonial Office (before Aug. 1966)
Conscientious Objector
Colorado (postal)
Congregation of the Oratory
Co. County
Company
Coal.L Co.L
Coalition Liberal
Coal.U Co.U
Coalition Unionist
COBSEO Confederation of British Service and Ex-Service Organisations
CODEST Committee for the Development of European Science and Technology
C of E Church of England
C of I Church of Ireland
C of S Chief of Staff
Church of Scotland
COHSE Confederation of Health Service Employees
COI Central Office of Information
CoID Council of Industrial Design (now Design Council)
Col Colonel
Coll. College
Collegiate
Colo Colorado
Col.-Sergt Colour-Sergeant
Com Communist
Comd Command
Comdg Commanding
Comdr Commander
Comdt Commandant
COMEC Council of the Military Education Committees of the Universities of the UK
Commn Commission
Commnd Commissioned
CompICE Companion, Institution of Civil Engineers
CompIEE Companion, Institution of Electrical Engineers (later FIEE)
CompIERE Companion, Institution of Electronic and Radio Engineers
CompIGasE Companion, Institution of Gas Engineers
CompILE Companion, Institution of Lighting Engineers
CompIMechE Companion, Institution of Mechanical Engineers
CompInstE Companion, Institute of Energy
CompInstMC Companion, Institute of Measurement and Control
CompOR Companion, Operational Research Society
CompTI Companion of the Textile Institute
Comr Commissioner
Comy-Gen. Commissary-General
CON Commander, Order of the Niger
ConfEd Confederation of Education Service Managers
Conn Connecticut
Const. Constitutional
CONUL Council of National and University Librarians
Co-op. Co-operative
COP Conference of the Parties
COPA Comité des Organisations Professionels Agricoles de la CEE
COPEC Conference of Politics, Economics and Christianity
COPUS Committee on the Public Understanding of Science
Corp. Corporation
Corporal
Corresp. Mem. Corresponding Member
COS Chief of Staff
Charity Organization Society
CoSIRA Council for Small Industries in Rural Areas
COSLA Convention of Scottish Local Authorities
COSPAR Committee on Space Research
COSSAC Chief of Staff to Supreme Allied Commander
COTC Coronavirus disease
COVID Canadian Officers’ Training Corps
CP Central Provinces
Cape Province
Congregation of the Passion
CPA Commonwealth Parliamentary Association
Chartered Patent Agent
Certified Public Accountant (USA)
CPAG Child Poverty Action Group
CPAGB Credit, Photographic Alliance of Great Britain
CPAS Church Pastoral Aid Society
CPC Conservative Political Centre
CPCH College of Paediatrics and Child Health (now see RCPCH)
CPD Continuing Professional Development
CPE Common Professional Examination
Clinical Pastoral Education
CPEng Chartered Professional Engineer (of Institution of Engineers of Australia)
CPFA Member or Associate, Chartered Institute of Public Finance and Accountancy
CPHVA Community Practitioners & Health Visitors’ Association
CPhys Chartered Physicist
CPL Chief Personnel and Logistics
CPLS Certificate of Professional Legal Studies
CPM Colonial Police Medal
CPR Canadian Pacific Railway
CPRE Campaign to Protect Rural England (formerly Council for the Protection of Rural England)
CPRW Campaign for the Protection of Rural Wales
CPS Crown Prosecution Service
Certificate in Pastoral Studies
CPSA Civil and Public Services Association (now see PCS)
Church of the Province of South Africa
CPSU Communist Party of the Soviet Union
CPsychol Chartered Psychologist
CPU Commonwealth Press Union
CQ Chevalier, National Order of Quebec
CQI Chartered Quality Institute
CQP Chartered Quality Professional
CQSW Certificate of Qualification in Social Work
CR Community of the Resurrection
cr created or creation
CRA Commander, Royal Artillery
CRAC Careers Research and Advisory Centre
CRadP Chartered Radiation Protection Professional
CRAeS Companion, Royal Aeronautical Society
CRASC Commander, Royal Army Service Corps
CRC Cancer Research Campaign (now see CRUK)
Community Relations Council
CRE Commander, Royal Engineers
Commission for Racial Equality
Commercial Relations and Exports
Conference of Rectors of European Universities (formerly Association of European Universities)
Cres. Crescent
CRMP Corps of Royal Military Police
CRNCM Companion, Royal Northern College of Music
CRO Commonwealth Relations Office (now see FCO)
CRSNZ Companion, Royal Society of New Zealand
CRUK Cancer Research United Kingdom
CS Civil Service
Clerk to the Signet
Companion, Order of Samoa
CSA Confederate States of America
Child Support Agency
CSAB Civil Service Appeal Board
CSB Bachelor of Christian Science
CSC Conspicuous Service Cross
Congregation of the Holy Cross
CSCA Civil Service Clerical Association (later CPSA)
CSCE Conference on Security and Co-operation in Europe
CSci Chartered Scientist
CSD Civil Service Department
Co-operative Secretaries Diploma
Chartered Society of Designers
CSDE Central Servicing Development Establishment
CSEU Confederation of Shipbuilding and Engineering Unions
CSG Companion, Order of the Star of Ghana
Company of the Servants of God
CSI Companion, Order of the Star of India
Cross, Order of Solomon Islands
CSIR Commonwealth Council for Scientific and Industrial Research (now see CSIRO)
Council of Scientific and Industrial Research, India
CSIRO Commonwealth Scientific and Industrial Research Organization (Australia)
CSM Civil Service Medal (Fiji)
Companion, Star of Merit (Federation of Saint Kitts and Nevis)
Companion, Star of Melanesia (Papua New Guinea)
CSO Chief Scientific Officer
Chief Signal Officer
Chief Staff Officer
Central Statistical Office (now see ONS)
CSP Chartered Society of Physiotherapists
Civil Service of Pakistan
CSPQ Certificat de Spécialiste de la Province de Québec
CSS Companion, Star of Sarawak
Council for Science and Society
Certificate in Social Studies
CSSB Civil Service Selection Board
CSSD Czech Social Democratic Party
CSSp Holy Ghost Father
CSSR Congregation of the Most Holy Redeemer (Redemptorist Order)
CStat Chartered Statistician
CSTI Council of Science and Technology Institutes
CStJ Commander, Most Venerable Order of the Hospital of St John of Jerusalem
CSU Christlich-Soziale Union in Bayern
CSV Community Service Volunteers
CSW Certificate in Social Work
CT Connecticut (postal)
CTA Chaplain Territorial Army
Chartered Tax Adviser
CTBI Churches Together in Britain and Ireland
CTC Cyclists’ Touring Club
Commando Training Centre
City Technology College
CText Chartered Textile Technologist
CTh Certificate in Theology
CTL Companion, Trinity Laban
CTM Certificate of Theology for Ministry
CTPP Chartered Transport Planning Professional
CTS Certificate in Terrorism Studies
CU Cambridge University
CUAC Cambridge University Athletic Club
Colleges and Universities of the Anglican Communion
CUAFC Cambridge University Association Football Club
CUCC Cambridge University Cricket Club
CUF Common University Fund
CUNY City University of New York
CUP Cambridge University Press
CUPGRA Cambridge University Postgraduate Research Association
CURUFC Cambridge University Rugby Union Football Club
CV Cross of Valour (Canada)
CVCP Committee of Vice-Chancellors and Principals of the Universities of the United Kingdom (now see UUK)
CVO Commander, Royal Victorian Order
CVS Council for Voluntary Service
CWA Crime Writers Association
CWEM Chartered Water and Environmental Manager
CWGC Commonwealth War Graves Commission
CWS Co-operative Wholesale Society
CWU Communication Workers Union
D
D Duke
d died
daughter
DA Dame of St Andrew, Order of Barbados
Diploma in Anaesthesia
Diploma in Art
Doctor of Arts
DAA Diploma in Archive Administration
DAA&QMG Deputy Assistant Adjutant and Quartermaster-General
DAAD Designers and Art Directors Association
DAAG Deputy Assistant Adjutant-General
DA&QMG Deputy Adjutant and Quartermaster-General
DAC Development Assistance Committee
Diocesan Advisory Committee
DAcad Doctor of the Academy
DACG Deputy Assistant Chaplain-General
DACLAM Diplomate, American College of Laboratory Animal Medicine
DACOS Deputy Assistant Chief of Staff
DAD Deputy Assistant Director
DAdmin Doctor of Administration
DADMS Deputy Assistant Director of Medical Services
DADOS Deputy Assistant Director of Ordnance Services
DADQ Deputy Assistant Director of Quartering
DADST Deputy Assistant Director of Supplies and Transport
DAEd Diploma in Art Education
DAG Deputy Adjutant-General
DAgr Doctor of Agriculture
DAgrFor Doctor of Agriculture and Forestry
DAgrSc Doctor of Agricultural Science
DAMS Deputy Assistant Military Secretary
D&AD Design and Art Direction (formerly Designers and Art Directors Association)
DAppSc Doctor of Applied Science
DAQMG Deputy Assistant Quartermaster-General
DArch Doctor of Architecture
DArt Doctor of Art
DArts Doctor of Arts
DASc Doctor in Agricultural Sciences
DASS Diploma in Applied Social Studies
DATA Draughtsmen’s and Allied Technicians’ Association (later AUEW(TASS))
DATEC Art and Design Committee, Technician Education Council
DAvMed Diploma in Aviation Medicine, Royal College of Physicians
DBA Doctor of Business Administration
DBE Dame Commander, Order of the British Empire
DBT Department for Business and Trade
DBTS Diploma in Biblical and Theological Studies
DBus Doctor of Business
DC District Council
District of Columbia
DCA Doctor of Creative Arts
Department for Constitutional Affairs
DCAS Deputy Chief of the Air Staff
DCB Dame Commander, Order of the Bath
DCC Diploma of Chelsea College
DCCH Diploma in Community Child Health
DCDS Deputy Chief of Defence Staff
DCE Diploma of a College of Education
DCG Deputy Chaplain-General
DCGS Deputy Chief of the General Staff
DCh Doctor of Surgery
DCH Diploma in Child Health
DChA Diploma in Charity Accounting
DCHS Dame Commander, Order of the Holy Sepulchre
DCL Doctor of Civil Law
Doctor of Canon Law
DCLG Department for Communities and Local Government
DCLI Duke of Cornwall’s Light Infantry
DCLJ Dame Commander, Order of St Lazarus of Jerusalem
DCM Distinguished Conduct Medal
DCMG Dame Commander, Order of St Michael and St George
DCMS Department for Digital, Culture, Media and Sport (formerly Department for Culture, Media and Sport)
DCnL Doctor of Canon Law
DCNZM Distinguished Companion, New Zealand Order of Merit
DCO Duke of Cambridge’s Own
DCom DComm
Doctor of Commerce
DCP Diploma in Clinical Pathology
Diploma in Conservation of Paintings
DCS Deputy Chief of Staff
Doctor of Commercial Sciences
DCSF Department for Children, Schools and Families
DCSG Dame Commander, Order of St Gregory the Great
DCSO Deputy Chief Scientific Officer
DCT Doctor of Christian Theology
DCVO Dame Commander, Royal Victorian Order
DD Doctor of Divinity
DDAM Diploma in Disability Assessment Medicine
DDes Doctor of Design
DDGAMS Deputy Director General, Army Medical Services
DDH Diploma in Dental Health
DDL Deputy Director of Labour
DDME Deputy Director of Mechanical Engineering
DDMI Deputy Director of Military Intelligence
DDMO Deputy Director of Military Operations
DDMS Deputy Director of Medical Services
DDMT Deputy Director of Military Training
DDNI Deputy Director of Naval Intelligence
DDO Diploma in Dental Orthopaedics
DDPH Diploma in Dental Public Health
DDPR Deputy Director of Public Relations
DDPS Deputy Director of Personal Services
DDR Deutsche Demokratische Republik
DDRA Deputy Director Royal Artillery
DDra Doctor of Drama
DDS Doctor of Dental Surgery
Director of Dental Services
DDSc Doctor of Dental Science
DDSD Deputy Director Staff Duties
DDSM Defense Distinguished Service Medal
DDST Deputy Director of Supplies and Transport
DDWE&M Deputy Director of Works, Electrical and Mechanical
DE Doctor of Engineering
Delaware (postal)
DEA Department of Economic Affairs
Diplôme d’Etudes Approfondies
DEc Doctor of Economics
DECC Department of Energy and Climate Change
decd deceased
DEcon Doctor of Economics
DEconSc Doctor of Economic Science
DEd Doctor of Education
DEFRA Department for Environment, Food and Rural Affairs
Deleg. Delegate
DEME Directorate of Electrical and Mechanical Engineering
DEMS Defensively Equipped Merchant Ships
(DemU) Democratic Unionist
DenD Docteur en Droit
DEng Doctor of Engineering
DenM Docteur en Médicine
DEOVR Duke of Edinburgh’s Own Volunteer Rifles
DEP Department of Employment and Productivity
European Progressive Democrats
Dep. Deputy
DERA Defence Evaluation and Research Agency
DES Department of Education and Science (later DFE)
Dr in Environmental Studies
DèsL Docteur ès lettres
DèS DèsSc
Docteur ès sciences
DESNZ Department for Energy Security and Net Zero
DesRCA Designer of the Royal College of Art
DESS Diplôme d’Etudes Supérieures Specialisées
DESU Diplôme d’Etudes Supérieures d’Université
DETR Department of the Environment, Transport and the Regions
DExEU Department for Exiting the European Union
DFA Doctor of Fine Arts
DFAS Decorative and Fine Art Society
DFC Distinguished Flying Cross
DFE, DfE Department for Education
DFEE DfEE
Department for Education and Employment (later DFES)
DFES DfES
Department for Education and Skills
DFFP Diploma in Fertility and Family Planning
DFH Diploma of Faraday House
DFID Department for International Development
DFil Doctor en Filosofía
DFM Distinguished Flying Medal
Diploma of Forensic Medicine
DFPHM Diplomate Member, Faculty of Public Health Medicine
DfT Department for Transport
DG Director General
Directorate General
Dragoon Guards
DGAA Distressed Gentlefolks Aid Association
DGAMS Director-General Army Medical Services
DGCHS Dame Grand Cross, Order of the Holy Sepulchre
DGDP Diploma in General Dental Practice, Royal College of Physicians
DGEME Director General Electrical and Mechanical Engineering
DGLP(A) Director General Logistic Policy (Army)
DGMS Director-General of Medical Services
DGMT Director-General of Military Training
DGMW Director-General of Military Works
DGNPS Director-General of Naval Personal Services
DGP Director-General of Personnel
DGPS Director-General of Personal Services
DGS Diploma in Graduate Studies
DGStJ Dame of Grace, Order of St John of Jerusalem (now see DStJ)
DGU Doctor of Griffith University
DH Doctor of Humanities
Doctor of Health
DHA District Health Authority
Dhc DHC
Doctor honoris causa
DHE Defence Housing Executive
DHEW Department of Health Education and Welfare (US)
DHL Doctor of Humane Letters
Doctor of Hebrew Literature
DHLitt Doctor of Humane Letters
DHM Dean Hole Medal
DHMSA Diploma in the History of Medicine (Society of Apothecaries)
DHQ District Headquarters
DHS Dame, Order of the Holy Sepulchre
DHSC Department of Health and Social Care
DHSS Department of Health and Social Security
DHum Doctor of Humanities
DHumLit Doctor of Humane Letters
DIA Diploma in Industrial Administration
DIB Doctor of International Business
DIC Diploma of the Imperial College
DIFC Dubai International Financial Centre
DIG Deputy Inspector-General
DIH Diploma in Industrial Health
DIMP Darjah Indera Mahkota Pahang (Malaysia)
DIntLaw Diploma in International Law
Dio. Diocese
DipA Diploma of Arts in Theology
DipAA Diploma in Applied Art
DipABRSM Diploma, Associated Board of Royal Schools of Music
DipAD Diploma in Art and Design
DipAE Diploma in Adult Education
DipAe Diploma in Aeronautics
DipAgr Diploma in Agriculture
DipArch Diploma in Architecture
DipASE Diploma in Advanced Study of Education, College of Preceptors
DipASS Diploma in Applied Social Studies
DipBA Diploma in Business Administration
DipBS Diploma in Fine Art, Byam Shaw School
DipCAM Diploma in Communications, Advertising and Marketing of CAM Foundation
DipCAT Diploma in Cognitive Analytic Therapy
DipCD Diploma in Civic Design
DipCE Diploma in Civil Engineering
Diploma of a College of Education (Scotland)
DipChA Diploma in Chartered Accounting
DipCII Diploma in Insurance, Chartered Insurance Institute
DipCons Diploma in Conservation
DipCS Diploma in Classical Studies
DipECLAM Diplomate, European College of Laboratory Animal Medicine
DipEcon Diploma in Economics
DipECVO Diploma in Veterinary Ophthalmology, European College of Veterinary Ophthalmologists
DipEd Diploma in Education
DipEE Diploma in Electrical Engineering
DipEl Diploma in Electronics
DipESL Diploma in English as a Second Language
DipEth Diploma in Ethnology
DipEurHum Diploma in European Humanities
DipEVPC Diplomate, European Veterinary Parasitology College
DipFBOM Diploma in Farm Business Organisation and Management
DipFD Diploma in Funeral Directing
DipFE Diploma in Further Education
DipFM Diploma in Forensic Medicine
Diploma in Financial Management
DipFMS Diploma in Forensic Medicine and Science
DipFS Diploma in Financial Services
DipGSM Diploma in Music, Guildhall School of Music and Drama
DipHA Diploma in Hospital Administration
DipHE Diploma in Higher Education
DipHSM Diploma in Health Services Management
DipHIC Diploma in Hospital Infection Control
DipHum Diploma in Humanities
DipHV Diploma in Health Visiting
DipICArb Diploma in International Commercial Arbitration
DipIT Diploma in Information Technology
DipLA Diploma in Landscape Architecture
DipLaw Diploma in Law
DipLib Diploma of Librarianship
DipLLP Diploma in Law and Legal Practice
DipLP Diploma in Legal Practice
DipLS Diploma of Legal Studies
DipM Diploma in Marketing
DipMed Diploma in Medicine
DipMin Diploma in Ministry
DipN Diploma in Nursing
DipNEC Diploma of Northampton Engineering College (now City University)
DIPP Diploma of Interventional Pain Practice
DipPA Diploma of Practitioners in Advertising (now see DipCAM)
DipPE Diploma in Physical Education
DipPFS Diploma in Financial Planning, Chartered Insurance Institute
DipPSA Diploma in Public Service Administration
DipPSW Diploma in Psychiatric Social Work
DipPsych Diploma in Psychology
DipRE Diploma in Religious Education
DipREM Diploma in Rural Estate Management
DipRS Diploma in Religious Studies
DipSMS Diploma in School Management Studies
DipSoc Diploma in Sociology
DipSocSc Diploma in Social Science
DipSRAA Diploma in the Study of Records and Administration of Archives
DipStat Diploma in Statistics
DipSW Diploma in Social Work
DipTA Diploma in Tropical Agriculture
DipT&CP Diploma in Town and Country Planning
DipTh Diploma in Theology
DipTMHA Diploma in Training and Further Education of Mentally Handicapped Adults
DipTP Diploma in Town Planning
DipTPT Diploma in Theory and Practice of Teaching
DipTRP Diploma in Town and Regional Planning
DipURP Diploma in Urban and Regional Planning
DipYCS Diploma in Youth and Community Studies
DIS Diploma in Industrial Studies
DistTP Distinction in Town Planning
DIT Department for International Trade
DIur Doctor of Law
DIUS Department for Innovation, Universities and Skills
Div. Division
Divorced
DJAG Deputy Judge Advocate General
DJPD Dato Jasa Purba Di-Raja Negeri Sembilan (Malaysia)
DJStJ Dame of Justice, Order of St John of Jerusalem (now see DStJ)
DJur Doctor Juris (Doctor of Law)
DK Most Esteemed Family Order (Brunei)
DL Deputy Lieutenant
Democratie Libérale
DLAS Diploma in Laboratory Animal Science, Royal College of Veterinary Surgeons
DLaws Doctor of Laws
DLC Diploma of Loughborough College
DLES Doctor of Letters in Economic Studies
DLI Durham Light Infantry
DLIS Diploma in Library and Information Studies
DLit DLitt
Doctor of Literature
Doctor of Letters
DLittS Doctor of Sacred Letters
DLJ Dame of Grace, Order of St Lazarus of Jerusalem
DLO Diploma in Laryngology and Otology
DLP Diploma in Legal Practice
Democratic Labour Party
DLR Docklands Light Railway
DLUHC Department for Levelling Up, Housing and Communities
DM Doctor of Medicine
DMA Diploma in Municipal Administration
DMan Doctor of Management
DMCC Diploma in the Medical Care of Catastrophe, Society of Apothecaries
DMD Doctor of Medical Dentistry (Australia)
DME Director of Mechanical Engineering
DMed Doctor of Medicine
DMedSci Doctor of Medical Science
DMet Doctor of Metallurgy
DMI Director of Military Intelligence
DMin Doctor of Ministry
DMiss Doctor of Missiology
DMJ Diploma in Medical Jurisprudence
DMJ(Path) Diploma in Medical Jurisprudence (Pathology)
DMLJ Dame of Merit, Order of St Lazarus of Jerusalem
DMO Director of Military Operations
DMR Diploma in Medical Radiology
DMRD Diploma in Medical Radiological Diagnosis
DMRE Diploma in Medical Radiology and Electrology
DMRT Diploma in Medical Radio-Therapy
DMS Director of Medical Services
Decoration for Meritorious Service (South Africa)
Diploma in Management Studies
DMSc Doctor of Medical Science
DMT Director of Military Training
DMus Doctor of Music
DN Diploma in Nursing
DNB Dictionary of National Biography
DNE Director of Naval Equipment
DNH Department of National Heritage
DNI Director of Naval Intelligence
DNursing Professional Doctorate in Nursing
DNZM Dame Companion, New Zealand Order of Merit
DO Diploma in Ophthalmology
DOAE Defence Operational Analysis Establishment
DObstRCOG Diploma of Royal College of Obstetricians and Gynaecologists (now see DRCOG)
DOC District Officer Commanding
DocArts Doctor of Arts
DocEng Doctor of Engineering
DoE Department of the Environment
DoH Department of Health
DoI Department of Industry
DOL Doctor of Oriental Learning
Dom. Dominus (Lord)
DOMS Diploma in Ophthalmic Medicine and Surgery
DOR Director of Operational Requirements
DOrthRCS Diploma in Orthodontics, Royal College of Surgeons
DOS Director of Ordnance Services
Doctor of Ocular Science
DP Data Processing
DPA Diploma in Public Administration
Discharged Prisoners’ Aid
Doctor of Public Administration
DPD Diploma in Public Dentistry
DPEc Doctor of Political Economy
DPed Doctor of Pedagogy
DPH Diploma in Public Health
DPh DPhil
Doctor of Philosophy
DPharm Doctor of Pharmacy
DPhilMed Diploma in Philosophy of Medicine
DPhysMed Diploma in Physical Medicine
DPLG Diplômé par le Gouvernement
DPM Diploma in Psychological Medicine
Diploma in Personnel Management
DPMS Dato Paduka Mahkota Selangor (Malaysia)
DPMSA Diploma in Philosophy and Ethics of Medicine, Society of Apothecaries
DPP Director of Public Prosecutions
DPR Director of Public Relations
DProf Doctor of Professional Studies
DPS Director of Postal Services
Director of Personal Services
Doctor of Public Service
Diploma in Pastoral Studies
DPSA Diploma in Public and Social Administration
DPSE Diploma in Professional Studies in Education
DPSM Diploma in Public Sector Management
DPSN Diploma in Professional Studies in Nursing
DPsych Doctor of Psychology
DQMG Deputy Quartermaster-General
Dr Doctor
DRA Defence Research Agency (later DERA)
DRAC Director Royal Armoured Corps
DRC Diploma of Royal College of Science and Technology, Glasgow
DRCOG Diploma of Royal College of Obstetricians and Gynaecologists
DRD Diploma in Restorative Dentistry
Dr hab. Doctor of Habilitation
Dr ing Doctor of Engineering
Dr jur Doctor of Laws
DrŒcPol Doctor Œconomiæ Politicæ (Doctor of Political Economy)
Dr phil Doctor of Philosophy
Dr rer. nat. Doctor of Natural Science
Dr rer. pol. Doctor of Political Science
Dr rer. soc. oec. Doctor of Social and Economic Sciences
DRS Diploma in Religious Studies
Drs Doctorandus
DRSAMD Diploma of the Royal Scottish Academy of Music and Drama
DS Directing Staff
Doctor of Science
DSA Diploma in Social Administration
DSAC Defence Scientific Advisory Council
DSAO Diplomatic Service Administration Office
DSC Distinguished Service Cross
DSc Doctor of Science
DScA Docteur en sciences agricoles
DSc(Eng) Doctor of Engineering Science
DSCHE Diploma of the Scottish Council for Health Education
DSCM Diploma of the Sydney Conservatorium of Music
DScMil Doctor of Military Science
DSc (SocSci) Doctor of Science in Social Science
DSD Director Staff Duties
Diploma in Speech and Drama
DSF Director Special Forces
DSG Dame, Order of St Gregory the Great
DSIR Department of Scientific and Industrial Research (later SRC; then SERC)
DSIT Department for Science, Innovation and Technology
DSL Doctor of Sacred Letters
DSLJ Dato Seri Laila Jasa (Brunei)
DSM Distinguished Service Medal
DSMOM Dame, Sovereign Military Order of Malta
DSNB Dato Setia Negara Brunei
DSNS Dato Setia Negeri Sembilan (Malaysia)
DSO Companion of the Distinguished Service Order
DSocSc Doctor of Social Science
DSP Director of Selection of Personnel
Docteur en sciences politiques (Montreal)
dsp decessit sine prole (died without issue)
DSport Doctor of Sport
DSS Department of Social Security
Doctor of Sacred Scripture
Dss Deaconess
DSSc Doctor of Social Science
DST Director of Supplies and Transport
DStJ Dame of Grace, Most Venerable Order of the Hospital of St John of Jerusalem
Dame of Justice, Most Venerable Order of the Hospital of St John of Jerusalem
DSTL Defence Science and Technology Laboratory
DTA Diploma in Tropical Agriculture
DTech Doctor of Technology
DTH Diploma in Tropical Hygiene
DTh DTheol
Doctor of Theology
DThMin Doctor of Theology and Ministry
DThPT Diploma in Theory and Practice of Teaching
DTI Department of Trade and Industry
DTLR Department for Transport, Local Government and the Regions
DTM&H Diploma in Tropical Medicine and Hygiene
DU DUniv
Honorary Doctor of the University
Dunelm Dunelmensis (of Durham)
DUP Democratic Unionist Party
Docteur de l’Université de Paris
DVA Diploma of Veterinary Anaesthesia
DVH Diploma in Veterinary Hygiene
DVLA Driver and Vehicle Licensing Agency
DVLC Driver and Vehicle Licensing Centre
DVM DVetMed
Doctor of Veterinary Medicine
DVMS DVM&S
Doctor of Veterinary Medicine and Surgery
DVO Driver, Vehicle and Operator
DVOphthal Diploma in Veterinary Ophthalmology
DVR Diploma in Veterinary Radiology
DVSc Doctor of Veterinary Science
DVSM Diploma in Veterinary State Medicine
DWP Department for Work and Pensions
E
E East
Earl
England
E-mail
e eldest
EA Environment Agency
EAA Edinburgh Architectural Association
EACR European Association for Cancer Research
EADS European Aeronautics Defence and Space Company
EAF East African Forces
EAGA Energy Action Grants Agency
EAHY European Architectural Heritage Year
EASD European Association of Securities Dealers
European Association for the Study of Diabetes
EBC English Benedictine Congregation
Ebor Eboracensis (of York)
EBRD European Bank for Reconstruction and Development
EBSQ European Board of Surgery Qualification
EBU European Broadcasting Union
EC Etoile du Courage (Canada)
European Community
European Commission
Emergency Commission
ECA Economic Co-operation Administration
Economic Commission for Africa
ECAFE Economic Commission for Asia and the Far East (now see ESCAP)
ECB England and Wales Cricket Board
ECCTIS Education Courses and Credit Transfer Information Systems
ECE Economic Commission for Europe
ECGD Export Credits Guarantee Department
ECHR European Court of Human Rights
ECLAC United Nations Economic Commission for Latin America and the Caribbean
ECOSOC Economic and Social Committee of the United Nations
ECR European Conservatives and Reformists Group
ECSC European Coal and Steel Community
ED Efficiency Decoration
Doctor of Engineering (US)
European Democrat
ed edited
EdB Bachelor of Education
EDC Economic Development Committee
EdD Doctor of Education
EDF European Development Fund
EDG European Democratic Group
Employment Department Group
Edin. Edinburgh
Edn Edition
EDP Executive Development Programme
EdS Specialist in Education
EDSAC Electronic Delay Storage Automatic Calculator
Educ Educated
Educn Education
EEA European Environment Agency
EEC European Economic Community (now see EC)
Commission of the European Communities
EEF Engineering Employers’ Federation
Egyptian Expeditionary Force
EETPU Electrical Electronic Telecommunication & Plumbing Union (later AEEU)
EETS Early English Text Society
EFCE European Federation of Chemical Engineering
EFIAP Excellence, Fédération Internationale de l’Art Photographique
EFQM European Foundation Quality Management
EFTA European Free Trade Association
EGCLJ Ecclesiastical Grand Cross Chaplain, Order of St Lazarus of Jerusalem
eh ehrenhalber (honorary)
EI East Indian
East Indies
EIA Engineering Industries Association
EIB European Investment Bank
EIEMA Electrical Installation Equipment Manufacturers’ Association
E-in-C Engineer-in-Chief
EIS Educational Institute of Scotland
EISCAT European Incoherent Scatter Association
EIU Economist Intelligence Unit
ELBS English Language Book Society
ELDR European Liberal, Democrat and Reform Party
ELT English Language Teaching
EM Edward Medal
Earl Marshal
EMBL European Molecular Biology Laboratory
EMBO European Molecular Biology Organisation
EMEA European Medicines Agency (formerly European Agency for the Evaluation of Medical Products)
Europe, Middle East and Africa
EMI European Monetary Institute
EMP Electro Magnetic Pulse
Executive Management Program Diploma
EMS Emergency Medical Service
EMU European Monetary Union
Eng. England
EngD Doctor of Engineering
Engr Engineer
ENO English National Opera
ENT Ear Nose and Throat
ENTO Employment National Training Organisation
EO Executive Officer
EOC Equal Opportunities Commission
EOPH Examined Officer of Public Health
EORTC European Organisation for Research on Treatment of Cancer
EOT Employee Ownership Trust
EP European Parliament
EPOS Electronic Point of Sale
EPP European People’s Party
EPSA Excellence, Photographic Society of America
EPSRC Engineering and Physical Sciences Research Council
EPsS Experimental Psychology Society
er elder
ER Eastern Region (BR)
East Riding
ERA Electrical Research Association
ERC Electronics Research Council
ERD Emergency Reserve Decoration (Army)
ESA European Space Agency
ESC European Society of Cardiology
ESCAP Economic and Social Commission for Asia and the Pacific
ESCP-EAP Ecole Supérieure de Commerce de Paris-Ecole des Affaires de Paris
ESF European Science Foundation
ESL English as a Second Language
ESOL English for Speakers of Other Languages
ESP English for Special Purposes
ESPID European Society for Paediatric Infectious Diseases
EsqStJ Esquire, Most Venerable Order of the Hospital of St John of Jerusalem
ESRC Economic and Social Research Council
Electricity Supply Research Council
ESRO European Space Research Organization (now see ESA)
ESSKA European Society for Surgery of the Knee and Arthroscopy
ESTA European Science and Technology Assembly
ESU English-Speaking Union
ETA Engineering Training Authority
ETH Eidgenössische Technische Hochschule
ETS Educational and Training Services
ETS(A) Educational and Training Services (Army)
ETU Electrical Trades Union
ETUC European Trade Union Confederation
ETUCE European Trade Union Committee for Education
EU European Union
Euratom European Atomic Energy Community
EurBiol European Biologist (now see EurProBiol)
EurChem European Chemist
EurGeol European Geologist
Eur Ing European Engineer
EUROM European Federation for Optics and Precision Mechanics
EurProBiol European Professional Biologist
EUW European Union of Women
eV eingetragener Verein
EVPC European Veterinary Parasitology College
Ext Extinct
external
F
FA Football Association
FAA Fellow, Australian Academy of Science
FAAAI Fellow, Association for the Advancement of Artificial Intelligence (formerly American Association for Artificial Intelligence)
Fleet Air Arm
FAAAI Fellow, American Association for Artificial Intelligence
FAAAS Fellow, American Association for the Advancement of Science
FAACR Fellow, American Association for Cancer Research
FAAHMS Fellow, Australian Academy of Health and Sciences
FAAN Fellow, American Academy of Neurology
Fellow, American Academy of Nursing
FAAO Fellow, American Academy of Optometry
FAAP Fellow, American Academy of Pediatrics
FAARM Fellow, American Academy of Reproductive Medicine
FAAV Fellow, Central Association of Agricultural Valuers
FAAVCT Fellow, American Academy of Veterinary and Comparative Toxicology
FABE Fellow, Association of Building Engineers
FAcadMEd Fellow, Academy of Medical Educators
FACB Fellow, National Academy of Clinical Biochemistry, USA
FACC Fellow, American College of Cardiology
FACCA Fellow, Association of Certified and Corporate Accountants (now see FCCA)
FACCP Fellow, American College of Chest Physicians
FACD Fellow, American College of Dentistry
FACDS Fellow, Australian College of Dental Surgeons (now see FRACDS)
FACE Fellow, Australian College of Educators (formerly of Education)
FACerS Fellow, American Ceramic Society
FAChAM Fellow, Australasian Chapter of Addiction Medicine, Royal Australian College of Physicians
FAChPM Fellow, Australasian Chapter of Palliative Medicine, Royal Australian College of Physicians
FACHSE Fellow, Australian College of Health Service Executives
FACI Fellow, Australian Chemical Institute (now see FRACI)
FACM Fellow, Associaton of Computing Machinery
FACMA Fellow, Australian College of Medical Administrators (now see FRACMA)
FACMG Fellow, American College of Medicinal Genetics
FACOG Fellow, American College of Obstetricians and Gynæcologists
FACOM Fellow, Australian College of Occupational Medicine
FACP Fellow, American College of Physicians
FACPM Fellow, American College of Preventive Medicine
FACR Fellow, American College of Radiology
FACRM Fellow, Australian College of Rehabilitation Medicine
FACS Fellow, American College of Surgeons
FAcSS Fellow, Academy of Social Sciences
FACVSc Fellow, Australian College of Veterinary Scientists
FACVT Fellow, American College of Veterinary Toxicology (now see FAAVCT)
FADM Fellow, Academy of Dental Materials
FADO Fellow, Association of Dispensing Opticians
FAEM Faculty of Accident and Emergency Medicine (now see CEM)
FAeSI Fellow, Aeronautical Society of India
FAFMS Fellow, Academy of Forensic Medical Sciences
FAfN Fellow, Association for Nutrition
FAFPHM Fellow, Australian Faculty of Public Health Medicine
FAGS Fellow, American Geographical Society
FAHA Fellow, Australian Academy of the Humanities
Fellow, American Heart Association
FAHMS Fellow, Australian Academy of Health and Medical Sciences
FAI Fellow, Chartered Auctioneers’ and Estate Agents’ Institute (now (after amalgamation) see FRICS)
Fédération Aéronautique Internationale
FAIA Fellow, American Institute of Architects
Fellow, Association of International Accountants
FAIAA Fellow, American Institute of Aeronautics and Astronautics
FAIAS Fellow, Australian Institute of Agricultural Science (now see FAIAST)
FAIAST Fellow, Australian Institute of Agricultural Science and Technology
FAIB Fellow, Australian Institute of Bankers
FAIBF Fellow, Australasian Institute of Bankers + Finance
FAIBiol Fellow, Australian Institute of Biology
FAICD Fellow, Australian Institute of Company Directors
FAIChE Fellow, American Institute of Chemical Engineers
FAIE Fellow, Australian Institute of Energy
FAIEx Fellow, Australian Institute of Export
FAIFST Fellow, Australian Institute of Food Science and Technology
FAII Fellow, Australian Insurance Institute
FAIIA Fellow, Australian Information Industry Association
FAIM Fellow, Australian Institute of Management
FAIMBE Fellow, American Institute for Medical and Biological Engineering
FAIP Fellow, Australian Institute of Physics
FAISB Fellow, Society for the Study of Artificial Intelligence and the Simulation of Behaviour
FAM Fellow, Academy of Marketing
FAMA Fellow, Australian Medical Association
FAMI Fellow, Australian Marketing Institute
FAMINZ(Arb) Fellow, Arbitrators and Mediators Institute of New Zealand
FAMM Fellow, Academy of Medicine, Malaysia
FAmNucSoc Fellow, American Nuclear Society
FAMS Fellow, Ancient Monuments Society
Fellow, Academy of Medicine, Singapore
Fellow, American Mathematical Society
FANA Fellow, American Neurological Association
F and GP Finance and General Purposes
FANY First Aid Nursing Yeomanry
FANZCA Fellow, Australian and New Zealand College of Anaesthetists
FANZCP Fellow, Australian and New Zealand College of Psychiatrists (now see FRANZCP)
FAO Food and Agriculture Organization of the United Nations
FAoP Fellow, Association of Physicians of Great Britain and Ireland
FAOrthA Fellow, Australian Orthopaedic Association
FAPA Fellow, American Psychiatric Association
FAPHA Fellow, American Public Health Association
FAPI Fellow, Association of Physicians of India
FAPM Fellow, Association for Project Management (formerly of Project Managers)
FAPS Fellow, American Phytopathological Society
FAPT Fellow, Association for Preservation Technology (US)
FArborA Fellow, Arboricultural Association
FARE Federation of Alcoholic Rehabilitation Establishments
FARELF Far East Land Forces
FARVO Fellow, Association for Research in Vision and Ophthalmology
FAS Fellow, Antiquarian Society
Fellow, Nigerian Academy of Science
Funding Agency for Schools
Fellow, Anatomical Society
FASA Fellow, Australian Society of Accountants (now see FCPA)
FASc Fellow, Indian Academy of Sciences
fasc. fascicule
FASCE Fellow, American Society of Civil Engineers
FASI Fellow, Architects’ and Surveyors’ Institute
FASME Fellow, American Society of Mechanical Engineers
FASPOG Fellow, Australian Society for Psychosomatic Obstetrics and Gynaecology
FASSA Fellow, Academy of the Social Sciences in Australia
FAusIMM Fellow, Australasian Institute of Mining and Metallurgy
FAustCOG Fellow, Australian College of Obstetricians and Gynæcologists (later FRACOG; now see FRANZCOG)
FAustMS Fellow, Australian Mathematical Society
FBA Fellow, British Academy
Federation of British Artists
FBAHA Fellow, British Association of Hotel Accountants
FBAM Fellow, British Academy of Management
FBC Fellow, Birmingham Conservatoire (now see FRBC)
FBCartS Fellow, British Cartographic Society
FBCO Fellow, British College of Optometrists (formerly of Ophthalmic Opticians (Optometrists)) (now see FCOptom)
FBCS Fellow, British Computer Society
FBCS CITP Fellow, British Computer Society, with Chartered Professional Status
FBEng Fellow, Association of Building Engineers
FBES Fellow, Biological Engineering Society (now see FIPEM)
FBHA Fellow, British Hospitality Association
FBHI Fellow, British Horological Institute
FBHS Fellow, British Horse Society
FBI Federation of British Industries (now see CBI)
Federal Bureau of Investigation
FBIAT Fellow, British Institute of Architectural Technicians
FBIBA Fellow, British Insurance Brokers’ Association (now see FBIIBA)
FBID Fellow, British Institute of Interior Design
FBIDA Fellow, British Interior Design Association
FBIDST Fellow, British Institute of Dental and Surgical Technologists
FBII Fellow, British Institute of Innkeeping
FBIIBA Fellow, British Insurance and Investment Brokers’ Association
FBIM Fellow, British Institute of Management (later FIMgt)
FBINZ Fellow, Bankers’ Institute of New Zealand
FBIPM Fellow, British Institute of Payroll Management (now see FIPPM)
FBIPP Fellow, British Institute of Professional Photography
FBIR Fellow, British Institute of Radiology
FBIRA Fellow, British Institute of Regulatory Affairs
FBIS Fellow, British Interplanetary Society
FBKS Fellow, British Kinematograph Society (now see FBKSTS)
FBKSTS Fellow, British Kinematograph, Sound and Television Society
FBNA Fellow, British Naturalists’ Association
FBOA Fellow, British Optical Association
FBOU Fellow, British Ornithologists’ Union
FBPharmacolS Fellow, British Pharmacological Society (now see FBPhS)
FBPhS Fellow, British Pharmacological Society
FBPICS Fellow, British Production and Inventory Control Society
FBPsS Fellow, British Psychological Society
FBritIRE Fellow, British Institution of Radio Engineers (later FIERE)
FBS Fellow, Building Societies Institute (later FCBSI; now see FCIB)
FBSE Fellow, Biomaterials Science and Engineering
FBSG Fellow, British Society for Geomorphology
FBSI Fellow, Boot and Shoe Institution (now see FCFI)
FBSM Fellow, Birmingham School of Music (now see FBC)
FBTS Fellow, British Toxicology Society
FC Football Club
FCA Fellow, Institute of Chartered Accountants
Fellow, Institute of Chartered Accountants in Australia
Fellow, New Zealand Society of Accountants
Federation of Canadian Artists
FCAE Fellow, Canadian Academy of Engineering
FCAHS Fellow, Canadian Academy of Health Sciences
FCAI Fellow, New Zealand Institute of Cost Accountants
Fellow, Canadian Aeronautical Institute (now see FCASI)
Fellow, College of Anaesthetists of Ireland
FCAM Fellow, CAM Foundation
FCAnaes Fellow, College of Anaesthetists (now see FRCA)
FCARCSI Fellow, College of Anaesthetists, Royal College of Surgeons of Ireland
FCA(SA) Fellow, College of Anaesthetists (South Africa)
FCASI Fellow, Canadian Aeronautics and Space Institute
FCBI Fellow, Chartered Banker Institute
FCBSI Fellow, Chartered Building Societies Institute (merged with Chartered Institute of Bankers; now see FCIB)
FCCA Fellow, Chartered Association of Certified Accountants
FCCEA Fellow, Commonwealth Council for Educational Administration
FCCP Fellow, American College of Chest Physicians
FCCS Fellow, Corporation of Secretaries (formerly of Certified Secretaries)
FCCT Fellow, Canadian College of Teachers
FCDO Foreign, Commonwealth and Development Office
FCDSHK Fellow, College of Dental Surgeons of Hong Kong
FCEC Federation of Civil Engineering Contractors
FCEM Fellow, College of Emergency Medicine (now see FRCEM)
FCFE Fellow, Chartered Institution for Further Education
FCFI Fellow, Clothing and Footwear Institute
FCG Fellow, Chartered Governance Institute
FCGA Fellow, Certified General Accountants of Canada
FCGC Fellow, Council of Geriatric Cardiology
FCGDent Fellow, College of General Dentistry
FCGI Fellow, City and Guilds of London Institute
FCGP Fellow, College of General Practitioners (now see FRCGP)
FChS Fellow, Society of Chiropodists
FCI Fellow, Institute of Commerce
FCIA Fellow, Corporation of Insurance Agents
FCIArb Fellow, Chartered Institute of Arbitrators
FCIB Fellow, Corporation of Insurance Brokers
Fellow, Chartered Institute of Bankers
FCIBS Fellow, Chartered Institution of Building Services (now see FCBI)
Fellow, Chartered Institute of Bankers in Scotland
FCIBSE Fellow, Chartered Institution of Building Services Engineers
FCIC Fellow, Chemical Institute of Canada (formerly Canadian Institute of Chemistry)
FCICM Fellow, Chartered Institute of Credit Management
FCIEEM Fellow, Chartered Institute of Ecology and Environmental Management
FCIEH Fellow, Chartered Institute of Environmental Health
FCIFE Fellow, Chartered Institution for Further Education
FCIH Fellow, Chartered Institute of Housing
FCIHort Fellow, Chartered Institute of Horticulture
FCIHT Fellow, Chartered Institution of Highways & Transportation
FCII Fellow, Chartered Insurance Institute
FCIJ Fellow, Chartered Institute of Journalists
FCIL Fellow, Chartered Institute of Linguists
FCILA Fellow, Chartered Institute of Loss Adjusters
FCILT Chartered Fellow, Chartered Institute of Logistics and Transport
FCIM Fellow, Chartered Institute of Marketing
Fellow, Institute of Corporate Managers (Australia)
FCInstCES Fellow, Chartered Institution of Civil Engineering Surveyors
FCIOB Fellow, Chartered Institute of Building
FCIPA Fellow, Chartered Institute of Patent Agents (now see CPA)
FCIPD Fellow, Chartered Institute of Personnel and Development
FCIPHE Fellow, Chartered Institute of Plumbing and Heating Engineering
FCIPR Fellow, Chartered Institute of Public Relations
FCIPS Fellow, Chartered Institute of Procurement (formerly Purchasing) and Supply
FCIS Fellow, Institute of Chartered Secretaries and Administrators (formerly Chartered Institute of Secretaries) (now see FCG)
FCISA Fellow, Chartered Institute of Secretaries and Administrators (Australia)
FCIT Fellow, Chartered Institute of Transport (now see FCILT)
FCIWEM Fellow, Chartered Institution of Water and Environmental Management
FCIWM Fellow, Chartered Institution of Wastes Management
FCJEI Fellow, Commonwealth Judicial Education Institute
FCLIP Fellow, Chartered Institute of Library and Information Professionals
FCM Faculty of Community Medicine
FCMA Fellow, Chartered Institute of Management Accountants (formerly Institute of Cost and Management Accountants)
Fellow, Communications Management Association
FCMC Fellow grade, Certified Management Consultant
FCMI Fellow, Chartered Management Institute
FCMSA Fellow, College of Medicine of South Africa
FCNA Fellow, College of Nursing, Australia
FCO Foreign and Commonwealth Office
FCOG(SA) Fellow, South African College of Obstetrics and Gynæcology
FCollH Fellow, College of Handicraft
FCollP Fellow, College of Preceptors
FCollT Fellow, College of Teachers
FCommA Fellow, Society of Commercial Accountants (now see FSCA)
FCOphth Fellow, College of Ophthalmologists (now see FRCOphth)
FCOptom Fellow, College of Optometrists
FCOT Fellow, College of Teachers
FCP Fellow, College of Preceptors
FCPA Fellow, Australian Society of Certified Practising Accountants
FCPath Fellow, College of Pathologists (now see FRCPath)
FCPCH Fellow, College of Paediatrics and Child Health (now see FRCPCH)
FCP (ECSA) Fellow, East, Central and Southern Africa College of Physicians
FCPFA Fellow Chartered Public Finance Accountant
FCPodMed Fellow, College of Podiatry in Podiatric Medicine (now see FRCPodM)
FCPS Fellow, College of Physicians and Surgeons
FCP(SoAf) Fellow, College of Physicians, South Africa
FCPSO(SoAf) Fellow, College of Physicians and Surgeons and Obstetricians, South Africa
FCPS (Pak) Fellow, College of Physicians and Surgeons of Pakistan
FCQI Fellow, Chartered Quality Institute
FCRA Fellow, College of Radiologists of Australia (now see FRACR)
FCS Federation of Conservative Students
FCS FChemSoc
Fellow, Chemical Society (now absorbed into Royal Society of Chemistry)
FCSD Fellow, Chartered Society of Designers
FCSFS Fellow, Chartered Society of Forensic Sciences
FCSHK Fellow, College of Surgeons of Hong Kong
FCSI Fellow, Chartered Institute for Securities & Investment
FCSLT Fellow, College of Speech and Language Therapists (now see FRCSLT)
FCSM Fellow, Cambridge School of Music
FCSP Fellow, Chartered Society of Physiotherapy
FCSSA FCS(SoAf)
Fellow, College of Surgeons, South Africa
FCSSL Fellow, College of Surgeons of Sri Lanka
FCST Fellow, College of Speech Therapists (later FCSLT; now see FRCSLT)
FCT Federal Capital Territory (now see ACT)
Fellow, Association of Corporate Treasurers
Fellow, College of Teachers
FCTB Fellow, College of Teachers of the Blind
FCU Fighter Control Unit
FCWA Fellow, Institute of Costs and Works Accountants (now see FCMA)
FD Doctor of Philosophy
FDA Association of First Division Civil Servants
FdA Foundation Degree of Arts
FDF Food and Drink Federation
FDI Fédération Dentaire Internationale
FDP Freie Demokratische Partei
FDS Fellow in Dental Surgery
FdSc Foundation Degree in Science
FDSRCPSGlas Fellow in Dental Surgery, Royal College of Physicians and Surgeons of Glasgow
FDSRCS FDS RCS
Fellow in Dental Surgery, Royal College of Surgeons of England
FDSRCSE Fellow in Dental Surgery, Royal College of Surgeons of Edinburgh
FE Far East
Further Education
FEA Fellow, English Association
FEAF Far East Air Force
FEAN Fellow, European Academy of Neurology
FEANI Fédération Européenne d’Associations Nationales d’Ingénieurs
FEBS Federation of European Biochemical Societies
Fellow, European Board of Surgery
FECI Fellow, Institute of Employment Consultants
FECTS Fellow, European Association for Cardiothoracic Surgery
FEE Fédération des Expertes Comptables Européens
FEF Far East Fleet
FEFC FEFCE
Further Education Funding Council for England
FEFCW Further Education Funding Council for Wales
FEI Fédération Equestre Internationale
Fellow, Energy Institute
FEIC Fellow, Engineering Institute of Canada
FEIDCT Fellow, Educational Institute of Design Craft and Technology
FEIS Fellow, Educational Institute of Scotland
FEMAC Fellow, European Marketing Academy
FEng Fellow, Royal Academy (formerly Fellowship) of Engineering (now see FREng)
FEPS Federation of European Physiological Societies
FERS Fellow, European Respiratory Society
FES Fellow, Entomological Society
Fellow, Ethnological Society
FESC Fellow, European Society of Cardiology
FETCS Fellow, European Board of Thoracic and Cardiovascular Surgeons
FEurASc Fellow, European Academy of Sciences
FF Fianna Fáil
Field Force
FFA Fellow, Faculty of Actuaries (in Scotland)
Fellow, Institute of Financial Accountants
FFAEM Fellow, Faculty of Accident and Emergency Medicine (later FCEM)
FFARACS Fellow, Faculty of Anaesthetists, Royal Australasian College of Surgeons (now see FANZCA)
FFARCS Fellow, Faculty of Anaesthetists, Royal College of Surgeons of England (now see FRCA)
FFARCSI Fellow, Faculty of Anaesthetists, Royal College of Surgeons in Ireland (now see FCAI)
FFAS Fellow, Faculty of Architects and Surveyors, London (now see FASI)
FFA(SA) Fellow, Faculty of Anaesthetists (South Africa) (now see FCA(SA))
FFB Fellow, Faculty of Building
FFCI Fellow, Faculty of Clinical Informatics
FFCM Fellow, Faculty of Community Medicine (now see FFPH)
Fellow, Faculty of Church Music
FFCMI Fellow, Faculty of Community Medicine of Ireland
FFCS Founding Fellow, Contemporary Scotland
FFDRCSI Fellow, Faculty of Dentistry, Royal College of Surgeons in Ireland
FFFLM Fellow, Faculty of Forensic and Legal Medicine, Royal College of Physicians
FFFP Fellow, Faculty of Family Planning & Reproductive Health Care of the Royal College of Obstetricians and Gynaecologists (now see FFSRH)
FFGDP(UK) Fellow, Faculty of General Dental Practitioners of the Royal College of Surgeons (now see FCGDent)
FFHom Fellow, Faculty of Homeopathy
FFI Finance for Industry
Fauna & Flora International
FFICM Fellow, Faculty of Intensive Care Medicine
FFOM Fellow, Faculty of Occupational Medicine
FFOMI Fellow, Faculty of Occupational Medicine of Ireland
FFOP (RCPA) Fellow, Faculty of Oral Pathology, Royal College of Pathologists of Australasia
FFPath, RCPI Fellow, Faculty of Pathologists of the Royal College of Physicians of Ireland
FFPH Fellow, Faculty of Public Health
FFPHM Fellow, Faculty of Public Health Medicine (now see FFPH)
FFPHMI Fellow, Faculty of Public Health Medicine of Ireland
FFPM Fellow, Faculty of Pharmaceutical Medicine
FFPMRCA Fellow, Faculty of Pain Medicine, Royal College of Anaesthetists
FFPRHC Faculty of Family Planning & Reproductive Health Care, Royal College of Obstetricians and Gynaecologists (now see FSRH)
FFPS Fauna and Flora Preservation Society (now see FFI)
FFR Fellow, Faculty of Radiologists (now see FRCR)
FFRRCSI Fellow, Faculty of Radiologists of the Royal College of Surgeons in Ireland
FFSEM Fellow, Faculty of Sports and Exercise Medicine, Royal College of Physicians of Ireland and Royal College of Surgeons in Ireland
FFSRH Fellow, Faculty of Sexual and Reproductive Healthcare of the Royal College of Obstetricians and Gynaecologists
FFSSoc Fellow, Forensic Science Society (now see FCSFS)
FFSTEd Fellow, Faculty of Surgical Trainers, Royal College of Surgeons of Edinburgh
FFTM(Glas) Fellow, Faculty of Travel Medicine, Royal College of Physicians and Surgeons of Glasgow
FG Fine Gael
FGA Fellow, Gemmological Association
FGCL Fellow, Goldsmiths’ College, London
FGCM Fellow, Guild of Church Musicians
FGDP(UK) Fellow, Faculty of General Dental Practice of the Royal College of Surgeons of England
FGDS Fédération de la Gauche Démocratique et Socialiste
FGE Fellow, Guild of Glass Engravers
FGGE Fellow, Guild of Glass Engravers (now see FGE)
FGI Fellow, Institute of Certificated Grocers
FGMS Fellow, Guild of Musicians and Singers
FGS Fellow, Geological Society
Fellow, Guildhall School of Music and Drama
FGSM Fellow, Guildhall School of Music and Drama (now see FGS)
FGSM(MT) Fellow, Guildhall School of Music and Drama (Music Therapy)
FHA Fellow, Institute of Health Service Administrators (formerly Hospital Administrators) (later FHSM)
Fellow, Historical Association
FHAS Fellow, Highland and Agricultural Society of Scotland
FHCIMA Fellow, Hotel Catering and International (formerly Institutional) Management Association (now see FIH)
FHEA Fellow, Higher Education Academy
FHKAES Fellow, Hong Kong Academy of Engineering Sciences
FHKAM Fellow, Hong Kong Academy of Medicine
FHKCCM Fellow, Hong Kong College of Community Medicine
FHKCP Fellow, Hong Kong College of Physicians
FHKCPath Fellow, Hong Kong College of Pathologists
FHKCS Fellow, Hong Kong College of Surgeons
FHKIE Fellow, Hong Kong Institution of Engineers
FHMAAAS Foreign Honorary Member, American Academy of Arts and Sciences
FHRS Fellow, Heart Rhythm Society
FHS Fellow, Heraldry Society
Forces Help Society and Lord Roberts Workshops (now see SSAFA)
FHSA Family Health Services Authority
FHSM Fellow, Institute of Health Services Management (later FIHM)
FIA Fellow, Institute and Faculty of Actuaries (formerly Institute of Actuaries)
FIAA Fellow, Institute of Actuaries of Australia
FIAAS Fellow, Institute of Australian Agricultural Science
FIAA&S Fellow, Incorporated Association of Architects and Surveyors
FIACM Fellow, International Association of Computational Mechanics
FIAE Fellow, Irish Academy of Engineering
FIAFoST Fellow, International Academy of Food Science and Technology
FIAgrE Fellow, Institution of Agricultural Engineers
FIAgrM Fellow, Institute of Agricultural Management
FIALD Fellow, International Association of Lighting Designers
FIAM Fellow, International Academy of Management
FIAMBE Fellow, International Academy for Medical and Biological Engineering
FIAP Fellow, Institution of Analysts and Programmers
Fellow, Indian Academy of Paediatrics
FIArb Fellow, Institute of Arbitrators (now see FCIArb)
FIArbA Fellow, Institute of Arbitrators of Australia
FIAS Fellow, Institute of Aeronautical Sciences (US) (now see FAIAA)
FIASc Fellow, Indian Academy of Sciences
FIASSID Fellow, International Association for the Scientific Study of Intellectual Disability
FIB Fellow, Institute of Bankers (now see FCIB)
FIBA Fellow, Institute of Business Administration, Australia (now see FCIM)
FIBC Fellow, Institute of Business Consulting (now see FIC)
FIBI Fellow, Institute of Bankers of Ireland
FIBiol Fellow, Institute of Biology (later FSB, now see FRSB)
FIBiotech Fellow, Institute for Biotechnical Studies
FIBMS Fellow, Institute of Biomedical Sciences
FIBScot Fellow, Institute of Bankers in Scotland (now see FCIBS)
FIC Fellow, Institute of Chemistry (then FRIC; now see FRSC)
Fellow, Imperial College, London
Fellow, Institute of Consulting
FICA Fellow, Commonwealth Institute of Accountants
Fellow, Institute of Chartered Accountants in England and Wales (now see FCA)
FICAI Fellow, Institute of Chartered Accountants in Ireland
FICB Fellow, Institute of Canadian Bankers
FICD Fellow, Institute of Civil Defence
Fellow, Indian College of Dentists
Fellow, International College of Dentists
FICE Fellow, Institution of Civil Engineers
FICeram Fellow, Institute of Ceramics (later FIM)
FICES Fellow, Institution of Chartered Engineering Surveyors
FICFM Fellow, Institute of Charity Fundraising Managers (now see FInstF)
FICFor Fellow, Institute of Chartered Foresters
FIChemE Fellow, Institution of Chemical Engineers
FICM Fellow, Institute of Credit Management (now see FCICM)
FICMA Fellow, Institute of Cost and Management Accountants
FICOG Fellow, Indian College of Obstetricians and Gynaecologists
FICorr Fellow, Institute of Corrosion
FICorrST Fellow, Institution of Corrosion Science and Technology (now see FICorr)
FICPD Fellow, Institute of Continuing Professional Development
FICPEM Fellow, Institute of Civil Protection and Emergency Management
FICS Fellow, Institute of Chartered Shipbrokers
Fellow, International College of Surgeons
FICT Fellow, Institute of Concrete Technology
FIDA Fellow, Institute of Directors, Australia (now see FAICD)
FIDDA Fellow, Interior Decorators and Designers Association (now see FBIDA)
FIDE Fédération Internationale des Echecs
Fellow, Institute of Design Engineers
Fédération Internationale pour le Droit Européen
FIDEM Fédération Internationale de la Médaille d’Art
FIDM Fellow, Institute of Direct Marketing
FIDPM Fellow, Institute of Data Processing Management
FIEAust Fellow, Institution of Engineers, Australia
FIED Fellow, Institution of Engineering Designers
FIEE Fellow, Institution of Electrical Engineers (now see FIET)
FIEEE Fellow, Institute of Electrical and Electronics Engineers (NY)
FIEEIE Fellow, Institution of Electronics and Electrical Incorporated Engineers (later FIIE)
FIEEM Fellow, Institute of Ecology and Environmental Management (now see FCIEEM)
FIEHK Fellow, Institution of Engineering, Hong Kong
FIEI Fellow, Institution of Engineering Inspection (later FIQA)
Fellow, Institution of Engineers of Ireland
FIEIE Fellow, Institution of Electronic Incorporated Engineers (later FIEEIE)
FIEJ Fédération Internationale des Editeurs de Journaux et Publications
FIEMA Fellow, Institute of Environmental Management and Assessment
FIEnvSc Fellow, Institution of Environmental Sciences
FIERE Fellow, Institution of Electronic and Radio Engineers (later FIEE)
FIES Fellow, Illuminating Engineering Society (later FIllumES; now see FCIBSE)
Fellow, Institution of Engineers in Scotland (formerly Institution of Engineers and Shipbuilders in Scotland)
FIET Fédération Internationale des Employés, Techniciens et Cadres
Fellow, Institution of Engineering and Technology
FIEx Fellow, Institute of Export
FIExpE Fellow, Institute of Explosives Engineers
FIFA Fédération Internationale de Football Association
FIFEM Fellow, International Federation of Emergency Medicine
FIFF Fellow, Institute of Freight Forwarders (now see FIFP)
FIFireE Fellow, Institution of Fire Engineers
FIFM Fellow, Institute of Fisheries Management
FIFor Fellow, Institute of Foresters (now see FICFor)
FIFP Fellow, Institute of Freight Professionals
FIFST Fellow, Institute of Food Science and Technology
FIGasE Fellow, Institution of Gas Engineers (now see FIGEM)
FIGCM Fellow, Incorporated Guild of Church Musicians
FIGD Fellow, Institute of Grocery Distribution
FIGEM Fellow, Institution of Gas Engineers and Managers
FIGO International Federation of Gynaecology and Obstetrics
FIH Fellow, Institute of Housing (now see FCIH)
Fellow, Institute of the Horse
Fellow, Institute of Hospitality
FIHE Fellow, Institute of Health Education
FIHEEM Fellow, Institute of Healthcare Engineering and Estate Management
FIHM Fellow, Institute of Housing Managers (later FIH; now see FCIH)
Fellow, Institute of Healthcare Management
FIHort Fellow, Institute of Horticulture (now see FCIHort)
FIHospE Fellow, Institute of Hospital Engineering
FIHT Fellow, Institution of Highways & Transportation (now see FCIHT)
FIHVE Fellow, Institution of Heating & Ventilating Engineers (later FCIBS and MCIBS)
FIIA Fellow, Institute of Industrial Administration (later CBIM and FBIM)
Fellow, Institute of Internal Auditors
FIIB Fellow, International Institute of Biotechnology
FIIC Fellow, International Institute for Conservation of Historic and Artistic Works
FIIDA Fellow, International Interior Design Association
FIIE Fellow, Institution of Incorporated Engineers in Electronic, Electrical and Mechanical Engineering (now see FIET)
FIIM Fellow, Institution of Industrial Managers
FIInfSc Fellow, Institute of Information Scientists (now see FCLIP)
FIIP Fellow, Institute of Incorporated Photographers (now see FBIPP)
FIIT Fellow, Institute of Indirect Taxation
FIL Fellow, Institute of Linguists (now see FCIL)
FILA Fellow, Institute of Landscape Architects (now see FLI)
FILAM Fellow, Institute of Leisure and Amenity Management
FILDM Fellow, Institute of Logistics and Distribution Management (later FILog)
FilDr Doctor of Philosophy
Fil.Hed. Filosofie Hedersdoktor
FIllumES Fellow, Illuminating Engineering Society (now see FCIBSE)
FILog Fellow, Institute of Logistics (later FILT)
FILT Fellow, Institute of Logistics and Transport (now see FCILT)
FIM Fellow, Institute of Materials (formerly Institution of Metallurgists, then Institute of Metals) (now see FIMMM)
FIMA Fellow, Institute of Mathematics and its Applications
FIMarE Fellow, Institute of Marine Engineers (now see FIMarEST)
FIMarEST Fellow, Institute of Marine Engineering, Science and Technology
FIMatM Fellow, Institute of Materials Management (later FILog)
FIMBRA Financial Intermediaries, Managers and Brokers Regulatory Association
FIMC Fellow, Institute of Management Consultants (now see FCMC)
FIMCB Fellow, International Management Centre from Buckingham
FIMCRCSE Fellow in Immediate Medical Care, Royal College of Surgeons of Edinburgh
FIMechE Fellow, Institution of Mechanical Engineers
FIMF Fellow, Institute of Materials Finishing
FIMfgE Fellow, Institution of Manufacturing Engineers (later FIEE)
FIMgt Fellow, Institute of Management (now see FCMI)
FIMH Fellow, Institute of Materials Handling (later FIMatM)
Fellow, Institute of Military History
FIMI Fellow, Institute of the Motor Industry
FIMinE Fellow, Institution of Mining Engineers (later FIMM)
FIMIT Fellow, Institute of Musical Instrument Technology
FIMLS Fellow, Institute of Medical Laboratory Sciences (now see FIBMS)
FIMLT Fellow, Institute of Medical Laboratory Technology (later FIMLS)
FIMM Fellow, Institution of Mining and Metallurgy (now see FIMMM)
FIMMA Fellow, Institute of Metals and Materials Australasia
FIMMM Fellow, Institute of Materials, Minerals and Mining
FIMS Fellow, Institute of Mathematical Statistics
FIMT Fellow, Institute of the Motor Trade (now see FIMI)
FIMTA Fellow, Institute of Municipal Treasurers and Accountants (now see IPFA)
FIMunE Fellow, Institution of Municipal Engineers (now amalgamated with Institution of Civil Engineers)
FIN Fellow, Institute of Navigation (now see FRIN)
FINRA Financial Industry Regulatory Authority
FInstAM Fellow, Institute of Administrative Management
FInstArb(NZ) Fellow, Institute of Arbitrators of New Zealand
FInstBiol Fellow, Institute of Biology (later FIBiol)
FInstCES Fellow, Institution of Civil Engineering Surveyors (now see FCInstCES)
FInstD Fellow, Institute of Directors
FInstE Fellow, Institute of Energy (now see FEI)
FInstF Fellow, Institute of Fuel (later FInstE)
Fellow, Institute of Fundraising
FInstFF Fellow, Institute of Freight Forwarders Ltd (later FIFF)
FInstHE Fellow, Institution of Highways Engineers (later FIHT, now see FCIHT)
FInstKT Fellow, Institute of Knowledge Transfer
FInstLEx Fellow, Institute of Legal Executives
FInstLM Fellow, Institute of Leadership and Management
FInstM Fellow, Institute of Meat
Fellow, Institute of Marketing (now see FCIM)
FInstMC Fellow, Institute of Measurement and Control
FInstMSM Fellow, Institute of Marketing and Sales Management (later FInstM; now see FCIM)
FInstMet Fellow, Institute of Metals (later part of Metals Society; then FIM)
FInstNDT Fellow, Institute of Non-Destructive Testing
FInstP Fellow, Institute of Physics
FInstPet Fellow, Institute of Petroleum (now see FEI)
FInstPkg Fellow, Institute of Packaging
FInstPS Fellow, Institute of Purchasing and Supply (now see FCIPS)
FInstRE Fellow, Institution of Royal Engineers
FInstSM Fellow, Institute of Sales Management (now see FInstSMM)
FInstSMM Fellow, Institute of Sales and Marketing Management
FInstTT Fellow, Institute of Travel & Tourism
FInstW Fellow, Institute of Welding (now see FWeldI)
FINucE Fellow, Institution of Nuclear Engineers (now see FNucI)
FIOA Fellow, Institute of Acoustics
FIOB Fellow, Institute of Building (now see FCIOB)
FIOH Fellow, Institute of Occupational Hygiene
FIOM Fellow, Institute of Office Management (now see FIAM)
FIOP Fellow, Institute of Printing (now see FIP3)
FIOSH Fellow, Institution of Occupational Safety and Health
FIP Fellow, Australian Institute of Petroleum
FIPA Fellow, Institute of Practitioners in Advertising
Fellow, Insolvency Practitioners Association
FIPAA Fellow, Institute of Public Administration Australia
FIPD Fellow, Institute of Personnel and Development (now see FCIPD)
FIPDM Fellow, Institute of Physical Distribution Management (later FILDM)
FIPEM Fellow, Institute of Physics and Engineering in Medicine
FIPENZ Fellow, Institution of Professional Engineers, New Zealand
FIPG Fellow, Institute of Professional Goldsmiths
FIPharmM Fellow, Institute of Pharmacy Management
FIPHE Fellow, Institution of Public Health Engineers (later FIWEM)
FIPlantE Fellow, Institution of Plant Engineers
FIPM Fellow, Institute of Personnel Management (later FIPD)
FIPPM Fellow, Institute of Payroll and Pensions Management
FIPR Fellow, Institute of Public Relations (now see FCIPR)
FIProdE Fellow, Institution of Production Engineers (later FIMfgE)
FIPSM Fellow, Institute of Physical Sciences in Medicine (now see FIPEM)
FIP3 Fellow, Institute of Paper, Printing and Publishing
FIQ Fellow, Institute of Quarrying
FIQA Fellow, Institute of Quality Assurance (now see FCQI)
FIRI Fellow, Institution of the Rubber Industry (later FPRI)
FIRM Fellow, Institute of Risk Management
FIRO Fellow, Institution of Railway Operators
FIRRV Fellow, Institute of Revenues Rating and Valuation
FIRSE Fellow, Institute of Railway Signalling Engineers
FIRTE Fellow, Institute of Road Transport Engineers
FIS Fellow, Institute of Statisticians
FISA Fellow, Incorporated Secretaries’ Association
Fédération Internationale des Sociétés d’Aviron
FISE Fellow, Institution of Sales Engineers
Fellow, Institution of Sanitary Engineers
FISITA Fédération Internationale des Sociétés d’Ingénieurs des Techniques de l’Automobile
FISM Fellow, Institute of Supervisory Managers (now see FInstLM)
Fellow, Institute of Sports Medicine
FISOB Fellow, Incorporated Society of Organ Builders
FISPAL Fellow, Institute for Sport, Parks and Leisure
FISTC Fellow, Institute of Scientific and Technical Communicators
FISTD Fellow, Imperial Society of Teachers of Dancing
FIStructE Fellow, Institution of Structural Engineers
FITD Fellow, Institute of Training and Development (later FIPD)
FITE Fellow, Institution of Electrical and Electronics Technician Engineers
FITSA Fellow, Institute of Trading Standards Administration
FIW Fellow, Welding Institute (now see FWeldI)
FIWE Fellow, Institution of Water Engineers (later FIWES)
FIWEM Fellow, Institution of Water and Environmental Management (now see FCIWEM)
FIWES Fellow, Institution of Water Engineers and Scientists (later FIWEM)
FIWM Fellow, Institution of Works Managers (now see FIIM)
Fellow, Institute of Wastes Management (now see FCIWM)
FIWO Fellow, Institute of Water Officers
FIWPC Fellow, Institute of Water Pollution Control (later FIWEM)
FIWSc Fellow, Institute of Wood Science
FIWSP Fellow, Institute of Work Study Practitioners (now see FMS)
FJI Fellow, Institute of Journalists (now see FCIJ)
FJIE Fellow, Junior Institution of Engineers (now see CIMGTechE)
FKC Fellow, King’s College London
FKCHMS Fellow, King’s College Hospital Medical School
FL Florida (postal)
FLA Fellow, Library Association (now see FCLIP)
Fla Florida
FLAS Fellow, Chartered Land Agents’ Society (now (after amalgamation) see FRICS)
FLCM Fellow, London College of Music
FLI Fellow, Landscape Institute
FLIA Fellow, Life Insurance Association
FLLA Fellow, Association of Lawyers and Legal Advisers
FLS Fellow, Linnean Society
FLSW Fellow, Learned Society of Wales
Flt Flight
FM Field-Marshal
FMA Fellow, Museums Association
FMAAT Fellow Member, Association of Accounting Technicians
FMBA Fellow, Marine Biological Association
FMedSci Fellow, Academy of Medical Sciences
FMES Fellow, Minerals Engineering Society
FMI Foundation for Manufacturing and Industry
FMinSoc Fellow, Mineralogical Society of Great Britain and Ireland
FMLM Faculty of Medical Leadership and Management
FMS Federated Malay States
Fellow, Medical Society
Fellow, Institute of Management Services
FMSA Fellow, Mineralogical Society of America
FNA Fellow, Indian National Science Academy
FNAEA Fellow, National Association of Estate Agents
FNCO Fleet Naval Constructor Officer
FNECInst Fellow, North East Coast Institution of Engineers and Shipbuilders
FNI Fellow, Nautical Institute
Fellow, National Institute of Sciences in India (now see FNA)
FNIA Fellow, Nigerian Institute of Architects
FNM Free National Movement
FNMCP Fellow, Nigerian Medical College of Physicians
FNMSM Fellow, North and Midlands School of Music
FNucI Fellow, Nuclear Institute
FNZIA Fellow, New Zealand Institute of Architects
FNZIAS Fellow, New Zealand Institute of Agricultural Science
FNZIC Fellow, New Zealand Institute of Chemistry
FNZIE Fellow, New Zealand Institution of Engineers (now see FIPENZ)
FNZIM Fellow, New Zealand Institute of Management
FNZPsS Fellow, New Zealand Psychological Society
FO Foreign Office (now see FCO)
Field Officer
Flag Officer
Flying Officer
FODC Franciscan Order of the Divine Compassion
FOIC Flag Officer in charge
FOMA Flag Officer, Maritime Aviation
FOMI Faculty of Occupational Medicine of Ireland
FONA Flag Officer, Naval Aviation
FONAC Flag Officer, Naval Air Command
For. Foreign
FOSA Fellow, Optical Society of America
FOST Flag Officer Sea Training
FPA Family Planning Association
FPC Family Practitioner Committee (later FHSA)
Financial Planning Certificate
FPH Faculty of Public Health
FPHM Faculty of Public Health Medicine (see now FPH)
FPhS Fellow, Philosophical Society of England
FPhysiol Fellow, Physiological Society of London (now see FTPS)
FPhysS Fellow, Physical Society
FPI Fellow, Plastics Institute (later FPRI)
FPIA Fellow, Plastics Institute of Australia
Fellow, Planning Institute of Australia
FPM Faculty of Pharmaceutical Medicine
FPMI Fellow, Pensions Management Institute
FPRI Fellow, Plastics and Rubber Institute (later FIM)
FPS Fellow, Pharmaceutical Society (now also FRPharmS)
Fauna Preservation Society (later FFPS)
FPWI Fellow, Permanent Way Institution
FQNI Fellow, Queen’s Nursing Institute
FRA Fellow, Royal Academy
FRAC Fellow, Royal Agricultural College
FRACDS Fellow, Royal Australian College of Dental Surgeons
FRACGP Fellow, Royal Australian College of General Practitioners
FRACI Fellow, Royal Australian Chemical Institute
FRACMA Fellow, Royal Australian College of Medical Administrators
FRACO Fellow, Royal Australian College of Ophthalmologists
FRACOG Fellow, Royal Australian College of Obstetricians and Gynaecologists (now see FRANZCOG)
FRACP Fellow, Royal Australasian College of Physicians
FRACR Fellow, Royal Australasian College of Radiologists
FRACS Fellow, Royal Australasian College of Surgeons
FRAD Fellow, Royal Academy of Dancing
FRAeS Fellow, Royal Aeronautical Society
FRAgS Fellow, Royal Agricultural Societies (ie of England, Scotland and Wales)
FRAHS Fellow, Royal Australian Historical Society
FRAI Fellow, Royal Anthropological Institute of Great Britain & Ireland
FRAIA Fellow, Royal Australian Institute of Architects
FRAIB Fellow, Royal Australian Institute of Building
FRAIC Fellow, Royal Architectural Institute of Canada
FRAIPA Fellow, Royal Australian Institute of Public Administration
FRAM Fellow, Royal Academy of Music
FRAME Fund for the Replacement of Animals in Medical Experiments
FRANZCO Fellow, Royal Australian and New Zealand College of Ophthalmologists
FRANZCOG Fellow, Royal Australian and New Zealand College of Obstetricians and Gynaecologists
FRANZCP Fellow, Royal Australian and New Zealand College of Psychiatrists
FRANZCR Fellow, Royal Australian and New Zealand College of Radiologists
FRAPI Fellow, Royal Australian Planning Institute (now see FPIA)
FRAS Fellow, Royal Astronomical Society
Fellow, Royal Asiatic Society
FRASE Fellow, Royal Agricultural Society of England
FRBC Fellow, Royal Birmingham Conservatoire
FRBS Fellow, Royal Society of British Sculptors (now see FRSS)
Fellow, Royal Botanic Society
FRCA Fellow, Royal College of Art
Fellow, Royal College of Anaesthetists
FRCCO Fellow, Royal Canadian College of Organists
FRCD(Can.) Fellow, Royal College of Dentists of Canada
FRCEM Fellow, Royal College of Emergency Medicine
FRCGP Fellow, Royal College of General Practitioners
FRCGS Fellow, Royal Canadian Geographical Society
FRCM Fellow, Royal College of Music
FRCN Fellow, Royal College of Nursing
FRCO Fellow, Royal College of Organists
FRCO(CHM) Fellow, Royal College of Organists with Diploma in Choir Training
FRCOG Fellow, Royal College of Obstetricians and Gynaecologists
FRCOphth Fellow, Royal College of Ophthalmologists
FRCP Fellow, Royal College of Physicians, London
FRCPA Fellow, Royal College of Pathologists of Australasia
FRCP&S (Canada) Fellow, Royal College of Physicians and Surgeons of Canada
FRCPath Fellow, Royal College of Pathologists
FRCPC Fellow, Royal College of Physicians of Canada
FRCPCH Fellow, Royal College of Paediatrics and Child Health
FRCPE FRCPEd
Fellow, Royal College of Physicians, Edinburgh
FRCPGlas Fellow, Royal College of Physicians and Surgeons of Glasgow
FRCPI Fellow, Royal College of Physicians of Ireland
FRCPodM Fellow, Royal College of Podiatry in Podiatric Medicine
FRCPSGlas Hon. Fellow, Royal College of Physicians and Surgeons of Glasgow
FRCPsych Fellow, Royal College of Psychiatrists
FRCR Fellow, Royal College of Radiologists
FRCS Fellow, Royal College of Surgeons of England
FRCSCan Fellow, Royal College of Surgeons of Canada
FRCSE FRCSEd
Fellow, Royal College of Surgeons of Edinburgh
FRCSGlas Fellow, Royal College of Physicians and Surgeons of Glasgow
FRCSI Fellow, Royal College of Surgeons in Ireland
FRCSLT Fellow, Royal College of Speech and Language Therapists
FRCSoc Fellow, Royal Commonwealth Society
FRCS (OMFS) Fellow, Royal College of Surgeons of England (Oral and Maxillofacial Surgery)
FRCST Fellow, Royal College of Surgeons of Thailand
FRCUS Fellow, Royal College of University Surgeons (Denmark)
FRCVS Fellow, Royal College of Veterinary Surgeons
FREconS Fellow, Royal Economic Society
FREng Fellow, Royal Academy of Engineering
FRES Fellow, Royal Entomological Society of London
FRFPSG Fellow, Royal Faculty of Physicians and Surgeons, Glasgow (now see FRCPGlas)
FRG Federal Republic of Germany
FRGS Fellow, Royal Geographical Society
FRGSA Fellow, Royal Geographical Society of Australasia
FRHistS Fellow, Royal Historical Society
FRHS Fellow, Royal Horticultural Society (now see MRHS)
FRI Fellow, Royal Institution
FRIAI Fellow, Royal Institute of the Architects of Ireland
FRIAS Fellow, Royal Incorporation of Architects of Scotland
Royal Institute for the Advancement of Science
FRIBA Fellow, Royal Institute of British Architects (and see RIBA)
FRIC Fellow, Royal Institute of Chemistry (now see FRSC)
FRICS Fellow, Royal Institution of Chartered Surveyors
FRIH Fellow, Royal Institute of Horticulture (NZ)
FRIN Fellow, Royal Institute of Navigation
FRINA Fellow, Royal Institution of Naval Architects
FRIPA Fellow, Royal Institute of Public Administration (the Institute no longer has Fellows)
FRIPH Fellow, Royal Institute of Public Health (now see FRSPH)
FRIPHH Fellow, Royal Institute of Public Health and Hygiene (later FRIPH; now see FRSPH)
FRMCM Fellow, Royal Manchester College of Music
FRMedSoc Fellow, Royal Medical Society
FRMetS Fellow, Royal Meteorological Society
FRMIA Fellow, Retail Management Institute of Australia
FRMS Fellow, Royal Microscopical Society
FRNCM Fellow, Royal Northern College of Music
FRNS Fellow, Royal Numismatic Society
FRPharmS Fellow, Royal Pharmaceutical Society
FRPS Fellow, Royal Photographic Society
FRPSL Fellow, Royal Philatelic Society, London
FRS Fellow, Royal Society
FRSA Fellow, Royal Society of Arts
FRSAI Fellow, Royal Society of Antiquaries of Ireland
FRSAMD Fellow, Royal Scottish Academy of Music and Drama
FRSB Fellow, Royal Society of Biology
FRSC Fellow, Royal Society of Canada
Fellow, Royal Society of Chemistry
FRS(Can) Fellow, Royal Society of Canada (used when a person is also a Fellow of the Royal Society of Chemistry)
FRSCM Hon. Fellow, Royal School of Church Music
FRSC(UK) Fellow, Royal Society of Chemistry (used when a person is also a Fellow of the Royal Society of Canada)
FRSE Fellow, Royal Society of Edinburgh
FRSGS Fellow, Royal Scottish Geographical Society
FRSH Fellow, Royal Society for the Promotion of Health (now see FRSPH)
FRSL Fellow, Royal Society of Literature
FRSM Fellow, Royal Schools of Music
FRSN Fellow, Royal Society of New South Wales
FRSocMed Fellow, Royal Society of Medicine
FRSNZ Fellow, Royal Society of New Zealand
FRSPH Fellow, Royal Society for Public Health
FRSPS Fellow, Remote Sensing and Photogrammetry Society
FRSS Fellow, Royal Society of Sculptors
FRSSA Fellow, Royal Scottish Society for the Arts
FRSSAf Fellow, Royal Society of South Africa
FRSTM&H Fellow, Royal Society of Tropical Medicine and Hygiene
FRSV Fellow, Royal Society of Victoria
FRTPI Fellow, Royal Town Planning Institute
FRTS Fellow, Royal Television Society
FRUSI Fellow, Royal United Services Institute
FRVA Fellow, Rating and Valuation Association (now see IRRV)
FRVC Fellow, Royal Veterinary College
FRWCMD Fellow, Royal Welsh College of Music and Drama
FRZSScot Fellow, Royal Zoological Society of Scotland
FS Field Security
fs Graduate, Royal Air Force Staff College
FSA Fellow, Society of Antiquaries
Financial Services Authority
FSACOG Fellow, South African College of Obstetricians and Gynaecologists
FSAE Fellow, Society of Automotive Engineers
Fellow, Society of Art Education
FSAI Fellow, Society of Architectural Illustrators
FSArc Fellow, Society of Architects (merged with the RIBA 1952)
FSaRS Fellow, Safety and Reliability Society
FSAScot Fellow, Society of Antiquaries of Scotland
FSB Fellow, Society of Biology (now see FRSB)
FSBE Fellow, Society of Business Economists
fsc Foreign Staff College
FSCA Fellow, Society of Company and Commercial Accountants
FScotvec Fellow, Scottish Vocational Education Council
FSCRE Fellow, Scottish Council for Research in Education
FSDC Fellow, Society of Dyers and Colourists
FSE Fellow, Society of Engineers
Fellow, Society for the Environment
FSEDA Fellow, Staff and Higher Educational Development Association
FSES Fellow, Society for Educational Studies
FSG Fellow, Society of Genealogists
FSGD Fellow, Society of Garden Designers
FSGT Fellow, Society of Glass Technology
FSI Fellow, Chartered Surveyors’ Institution (now see FRICS)
Fellow, Securities Institute (later Securities & Investment Institute, now see FCSI)
FSIA Fellow, Securities Institute of Australia
Fellow, Society of Industrial Artists (later FSIAD)
FSIAD Fellow, Society of Industrial Artists and Designers (now see FCSD)
FSIP Fellow, Society of Investment Professionals
FSLCOG Fellow, Sri Lankan College of Obstetrics and Gynaecology
FSLCPaed Fellow, Sri Lanka College of Paediatricians
FSLTC Fellow, Society of Leather Technologists and Chemists
FSMA Fellow, Incorporated Sales Managers’ Association (later FInstMSM, then FInstM)
FSMC Freeman of the Spectacle-Makers’ Company
FSME Fellow, Society of Manufacturing Engineers
FSMPTE Fellow, Society of Motion Picture and Television Engineers (US)
FSMS Fellow, Strategic Management Society
FSNAD Fellow, Society of Numismatic Artists and Designers
FSNAME Fellow, American Society of Naval Architects and Marine Engineers
FSOE Fellow, Society of Operations Engineers
FSOGC Fellow, Society of Obstetricians and Gynaecologists of Canada
FSPE Fellow, Society of Professional Economists
FSPI Fellow, Society of Practitioners of Insolvency
FSQA Fellow, Scottish Qualifications Authority
FSRH Faculty of Sexual and Reproduction Healthcare, Royal College of Obstetricians and Gynaecologists
FSRHE Fellow, Society for Research into Higher Education
FSRP Fellow, Society for Radiological Protection
FSS Fellow, Royal Statistical Society
FSSI Fellow, Society of Scribes and Illuminators
FSTD Fellow, Society of Typographic Designers
FSVA Fellow, Incorporated Society of Valuers and Auctioneers (now see RICS)
FT Financial Times
FTC Flying Training Command
Full Technological Certificate, City and Guilds of London Institute
FTCD Fellow, Trinity College, Dublin
FTCL Fellow, Trinity College of Music, London
FTI Fellow, Textile Institute
FTII Fellow, Chartered Institute (formerly Incorporated Institute, then Institute) of Taxation
FTMA Fellow, Telecommunications Managers Association (now see FCMA)
FTPS Fellow, The Physiological Society
FTS Fellow, Australian Academy of Technological Sciences and Engineering (now see FTSE)
Flying Training School
Fellow, Tourism Society
FTSE Fellow, Australian Academy of Technological Sciences and Engineering
FUCEB Fellow, University of Central England in Birmingham
FUCUA Federation of University Conservative and Unionist Associations (now see FCS)
FUMIST Fellow, University of Manchester Institute of Science and Technology
FVCM Fellow, Victoria College of Music
FVRDE Fighting Vehicles Research and Development Establishment
FWAAS Fellow, World Academy of Arts and Sciences
FWACP Fellow, West African College of Physicians
FWAG Farming and Wildlife Advisory Group
FWCB Fellow, Worshipful Company of Blacksmiths
FWCMD Fellow, Welsh College of Music and Drama (now see FRWCMD)
FWeldI Fellow, Welding Institute
FWES Fellow, Women’s Engineering Society
FWSOM Fellow, Institute of Practitioners in Work Study, Organisation and Method (now see FMS)
FZS Fellow, Zoological Society
FZSScot Fellow, Zoological Society of Scotland (now see FRZSScot)
G
GA Geologists’ Association
Gaelic Athletic (Club)
Georgia (postal)
Ga Georgia
GAA Gaelic Athletic Association
GAI Guild of Architectural Ironmongers
GAICD Graduate Member, Australian Institute of Company Directors
GAP Gap Activity Projects
GAPAN Guild of Air Pilots and Air Navigators
GATT General Agreement on Tariffs and Trade (now World Trade Organisation)
GB Great Britain
GBA Governing Bodies Association
GBE Knight or Dame Grand Cross, Order of the British Empire
GBGSA Governing Bodies of Girls’ Schools Association (formerly Association of Governing Bodies of Girls’ Public Schools)
GBM Grand Bauhinia Medal (Hong Kong)
GBS Gold Bauhinia Star (Hong Kong)
GC George Cross
GCB Knight or Dame Grand Cross, Order of the Bath
GCBS General Council of British Shipping
GCC General Chiropractic Council
GCCC Gonville and Caius College, Cambridge
GCCF Grand Commander, Companion Order of Freedom (Zambia)
GCFR Grand Commander, Order of the Federal Republic of Nigeria
GCH Knight Grand Cross, Hanoverian Order
GCHQ Government Communications Headquarters
GCIE Knight Grand Commander, Order of the Indian Empire
GCL Grand Chief, Order of Logohu (Papua New Guinea)
GCLJ Grand Cross, Order of St Lazarus of Jerusalem
GCM Gold Crown of Merit (Barbados)
GCMA Global Certified Management Accountant
GCMG Knight or Dame Grand Cross, Order of St Michael and St George
GCMJ Knight or Dame Grand Cross, Supreme Military Order of the Temple of Jerusalem
GCNG Knight Grand Cross, Order of the Nation (Grenada)
GCON Grand Cross, Order of the Niger
GCSE General Certificate of Secondary Education
GCSG Knight Grand Cross, Order of St Gregory the Great
GCSI Knight Grand Commander, Order of the Star of India
GCSJ Knight Grand Cross of Justice, Sovereign Order of St John of Jerusalem (Knights Hospitaller)
GCSK Grand Commander, Order of the Star and Key of the Indian Ocean (Mauritius)
GCSL Grand Cross, Order of St Lucia
GCStG Knight Grand Cross, Order of St George
GCStJ Bailiff or Dame Grand Cross, Most Venerable Order of the Hospital of St John of Jerusalem
GCVO Knight or Dame Grand Cross, Royal Victorian Order
gd grand-daughter
GDBA Guide Dogs for the Blind Association
GDC General Dental Council
GDL Graduate Diploma in Law
Gdns Gardens
GDR German Democratic Republic
GDST Girls’ Day School Trust
Gen. General
Ges. Gesellschaft
GFD Geophysical Fluid Dynamics
GFMD Global Fellow in Medicines Development
GFS Girls’ Friendly Society
ggd great-grand-daughter
ggs great-grandson
GGSM Graduate in Music, Guildhall School of Music and Drama
GHQ General Headquarters
Gib. Gibraltar
GIMechE Graduate, Institution of Mechanical Engineers
GIS Geographic Information Systems
GKT Guy’s, King’s and St Thomas’ (Medical and Dental School of King’s College London)
GL Grand Lodge
GLA Greater London Authority
GLAA Greater London Arts Association (now see GLAB)
GLC Greater London Council
Glos Gloucestershire
GM George Medal
Grand Medal (Ghana)
genetically modified
GMB (Union for) General, Municipal, Boilermakers
GMBATU General, Municipal, Boilermakers and Allied Trades Union (now see GMB)
GmbH Gesellschaft mit beschränkter Haftung
GMBPS Graduate Member, British Psychological Society
GMC General Medical Council
Guild of Memorial Craftsmen
General Management Course (Henley)
GMH Gibraltar Medallion of Honour
GMWU General and Municipal Workers’ Union (later GMBATU; now see GMB)
GNC General Nursing Council
GNVQ General National Vocational Qualification
GNZM Knight or Dame Grand Companion, New Zealand Order of Merit
GOC General Officer Commanding
GOC-in-C General Officer Commanding-in-Chief
GOE General Ordination Examination
GOMLJ Grand Officer of Merit, Order of St Lazarus of Jerusalem
GOQ Grand Officer, National Order of Quebec
GOSK Grand Officer, Order of the Star and Key of the Indian Ocean (Mauritius)
Gov. Governor
Govt Government
GP General Practitioner
Grand Prix
Gp Group
GPDST Girls’ Public Day School Trust (now see GDST)
GPMU Graphical, Paper and Media Union
GPO General Post Office
GR General Reconaissance
Gr. Greek
GRNCM Graduate of the Royal Northern College of Music
GRSM Graduate of the Royal Schools of Music
GS General Staff
Grammar School
g s grandson
GSA Girls’ Schools Association
GSD Gibraltar Social Democrats
GSM General Service Medal
(Member of) Guildhall School of Music and Drama
GSMD Guildhall School of Music and Drama
GSO General Staff Officer
GTCL Graduate, Trinity College of Music
GTS General Theological Seminary (New York)
GWR Great Western Railway
H
HA Historical Association
Health Authority
HAA Heavy Anti-Aircraft
HAC Honourable Artillery Company
HACAS Housing Association Consultancy and Advisory Service
Hants Hampshire
HAT Housing Action Trust
HBM His (or Her) Britannic Majesty (Majesty’s)
Humming Bird Gold Medal (Trinidad)
hc honoris causa (honorary)
HCA Hospital Corporation of America
HCF Honorary Chaplain to the Forces
HCIMA Hotel, Catering and International (formerly Institutional) Management Association
HCO Higher Clerical Officer
HCPC Health and Care Professions Council
HCSC Higher Command and Staff Course
HDA Hawkesbury Diploma in Agriculture (Australia)
Health Development Agency
HDD Higher Dental Diploma
HDE Higher Diploma in Education
HDFA Higher Diploma in Fine Art
HDipEd Higher Diploma in Education
HDR Habilitation à diriger des recherches
HE His (or Her) Excellency
His Eminence
Higher Education
HEA Health Education Authority (later HDA)
HEC Ecole des Hautes Etudes Commerciales
Higher Education Corporation
HEFCE Higher Education Funding Council for England
HEFCW Higher Education Funding Council for Wales
HEH His (or Her) Exalted Highness
Heir-pres. Heir-presumptive
HEO Higher Executive Officer
HEQC Higher Education Quality Council (now see QAA)
HERDA-SW Higher Education Regional Development Association - South West
HERO Higher Education Research Opportunities
Herts Hertfordshire
HFEA Human Fertilisation and Embryology Authority
HGTAC Home Grown Timber Advisory Committee
HH His (or Her) Highness
His Holiness
Member, Hesketh Hubbard Art Society
HHA Historic Houses Association
HHD Doctor of Humanities (US)
HI Hawaii (postal)
HIH His (or Her) Imperial Highness
HIllH His (or Her) Illustrious Highness
HIM His (or Her) Imperial Majesty
HIV Human Immunodeficiency Virus
HJ Hilal-e-Jurat (Pakistan)
HKIA Hong Kong Institute of Architects
HKSAR Hong Kong Special Administrative Region
HLD Doctor of Humane Letters
HLF Heritage Lottery Fund
HLI Highland Light Infantry
HM His (or Her) Majesty, or Majesty’s
HMA Head Masters’ Association
HMAS His (or Her) Majesty’s Australian Ship
HMC Headmasters’ and Headmistresses’ (formerly Headmasters’) Conference
Hospital Management Committee
HMCIC His (or Her) Majesty’s Chief Inspector of Constabulary
HMCS His (or Her) Majesty’s Canadian Ship
HMHS His (or Her) Majesty’s Hospital Ship
HMI His (or Her) Majesty’s Inspector
HMMTB His (or Her) Majesty’s Motor Torpedo Boat
HMNZS His (or Her) Majesty’s New Zealand Ship
HMOCS His (or Her) Majesty’s Overseas Civil Service
HMP His (or Her) Majesty’s Prison
HMPPS His (or Her) Majesty’s Prison and Probation Service
HMRC His (or Her) Majesty’s Revenue and Customs
HMS His (or Her) Majesty’s Ship
HMSO His (or Her) Majesty’s Stationery Office
HNC Higher National Certificate
HND Higher National Diploma
H of C House of Commons
H of L House of Lords
Hon. Honourable
Honorary
HPA Health Protection Agency
HPk Hilal-e-Pakistan
HPV Human Papilloma Virus
HQ Headquarters
HQA Hilali-Quaid-i-Azam (Pakistan)
HR Human Resources
HRA Horseracing Regulatory Authority
HRGI Honorary Member, The Royal Glasgow Institute of the Fine Arts
HRH His (or Her) Royal Highness
HRHA Honorary Member, Royal Hibernian Academy
HRI Honorary Member, Royal Institute of Painters in Water Colours
HROI Honorary Member, Royal Institute of Oil Painters
HRSA Honorary Member, Royal Scottish Academy
HRSW Honorary Member, Royal Scottish Water Colour Society
HRUA Hon. Member, Royal Ulster Academy
HSC Health and Safety Commission
Higher School Certificate
HSE Health and Safety Executive
HSH His (or Her) Serene Highness
HSO Higher Scientific Officer
HSS Health and Social Services
Hum. Humanity
Humanities (Classics)
Hunts Huntingdonshire
HVCert Health Visitor’s Certificate
HWA Historical Writers’ Association
I
I Island
Ireland
IA Indian Army
Iowa (postal)
IAA International Academy of Architecture
IAAF International Association of Athletics Federations (formerly International Amateur Athletic Federation)
IABSE International Association of Bridge and Structural Engineers
IAC Indian Armoured Corps
Institute of Amateur Cinematographers
IACP International Association of Chiefs of Police
IACR Institute of Arable Crops Research
IADB Inter American Development Bank
IADR International Association for Dental Research
IAEA International Atomic Energy Agency
IAF Indian Air Force
Indian Auxiliary Force
IAHS International Association of Hydrological Sciences
IALD Member, International Association of Lighting Designers
IAM Institute of Advanced Motorists
Institute of Aviation Medicine
IAMAS International Association of Meteorology and Atmospheric Sciences
IAMC Indian Army Medical Corps
IAO Incorporated Association of Organists
IAOC Indian Army Ordnance Corps
IAPS Independent Association of Prep Schools (formerly Incorporated Association of Preparatory Schools)
IAPSO International Association for the Physical Sciences of the Oceans
IARO Indian Army Reserve of Officers
IAS Indian Administrative Service
Institute for Advanced Studies
International Academy of Science
IASC International Arctic Science Committee
IASE Institute of Advanced Studies in Education
IASPEI International Association of Seismology and Physics of the Earth’s Interior
IATA International Air Transport Association
IATUL International Association of Technological University Libraries
IAU International Astronomical Union
IAVCEI International Assembly of Volcanology and Chemistry of the Earth’s Interior
IAWPRC International Association on Water Pollution Research and Control
ib. ibid.
ibidem (in the same place)
IB International Baccalaureate
IBA Independent Broadcasting Authority
International Bar Association
IBBY International Board for Books for Young People
IBCA International Braille Chess Association
IBG Institute of British Geographers (now part of RGS)
IBRD International Bank for Reconstruction and Development (World Bank)
IBRO International Bank Research Organisation
International Brain Research Organisation
IBTE Institution of British Telecommunications Engineers
IBVM Institute of the Blessed Virgin Mary
i/c in charge
in command
ICA Institute of Contemporary Arts
Institute of Chartered Accountants in England and Wales (now see ICAEW)
ICAC Independent Commission Against Corruption, Hong Kong
ICAEW Institute of Chartered Accountants in England and Wales
ICAI Institute of Chartered Accountants in Ireland
ICAO International Civil Aviation Organization
ICAS Institute of Chartered Accountants of Scotland
ICBP International Council for Bird Preservation
ICC International Chamber of Commerce
International Cricket Council (formerly International Cricket Conference)
ICCA International Council for Commercial Arbitration
ICCROM International Centre for Conservation at Rome
ICD Iuris Canonici Doctor (Doctor of Canon Law)
Independence Commemorative Decoration (Rhodesia)
ICD.D Institute of Corporate Directors Director (Canada)
ICE Institution of Civil Engineers
ICED International Council for Educational Development
ICEF International Federation of Chemical, Energy and General Workers’ Unions
ICES International Council for the Exploration of the Sea
ICF International Federation of Chemical and General Workers’ Unions (now see ICEF)
ICFC Industrial and Commercial Finance Corporation (later part of Investors in Industry)
ICFR International Centre for Financial Regulation
ICFTU International Confederation of Free Trade Unions
ICH International Conference on Harmonisation
ICHCA International Cargo Handling Co-ordination Association
IChemE Institution of Chemical Engineers
ICI Imperial Chemical Industries
ICJ International Commission of Jurists
ICL International Computers Ltd
ICM International Confederation of Midwives
ICMA Institute of Cost and Management Accountants (now see CIMA)
ICNL International Center for Not for Profit Law
ICOM International Council of Museums
ICOMOS International Council on Monuments and Sites
ICorrST Institution of Corrosion Science and Technology (now see ICorr)
ICPO International Criminal Police Organization (Interpol)
ICRC International Committee of the Red Cross
ICREA Institució Catalana de Recerca i Estudis Avançats
ICRF Imperial Cancer Research Fund (now see CRUK)
ICS Indian Civil Service
ICSA Institute of Chartered Secretaries and Administrators
ICSD International Council for Scientific Development
ICSID International Council of Societies of Industrial Design
International Centre for Settlement of Investment Disputes
ICSM Imperial College School of Medicine
ICSTIS Independent Committee for Supervision of Telephone Information Services
ICSTM Imperial College of Science, Technology and Medicine, London
ICSU International Council for Science (formerly International Council of Scientific Unions)
ICT International Computers and Tabulators Ltd (later ICL)
Information and Communications Technology
ID Independence Decoration (Rhodesia)
Idaho (postal)
IDA International Development Association
IDB Internal Drainage Board
Industrial Development Board
IDC Imperial Defence College (now see RCDS)
Inter-Diocesan Certificate
idc completed a course at, or served for a year on the Staff of, the Imperial Defence College (now see rcds)
IDDA Interior Decorators and Designers Association (now see BIDA)
IDeA Improvement and Development Agency for Local Government
IDRC International Development Research Centre
IDS Institute of Development Studies
Industry Department for Scotland
IEA Institute of Economic Affairs
IEC International Electrotechnical Commission
IED Institution of Engineering Designers
improvised explosive device
IEE Institution of Electrical Engineers (now see IET)
IEEE Institute of Electrical and Electronics Engineers (NY)
IEEIE Institution of Electrical and Electronics Incorporated Engineers (later IIE)
IEETE Institution of Electrical and Electronics Technician Engineers (later IIE)
IEI Institution of Engineers of Ireland
IEIE Institution of Electronics and Electrical Incorporated Engineers (later IIE)
IEMA Institute of Environmental Management Assessment
IEME Inspectorate of Electrical and Mechanical Engineering
IEng Incorporated Engineer
IERE Institution of Electronic and Radio Engineers
IES Indian Educational Service
Institution of Engineers in Scotland (formerly Institution of Engineers and Shipbuilders in Scotland)
International Electron Paramagnetic Resonance Society
IET Institution of Engineering and Technology
IExpE Institute of Explosives Engineers
IFAC International Federation of Automatic Control
International Federation of Accountants
IFAD International Fund for Agricultural Development (UNO)
IFAW International Fund for Animal Welfare
IFBWW International Federation of Building Woodworkers
IFC International Finance Corporation
IFIAS International Federation of Institutes of Advanced Study
IFIP International Federation for Information Processing
IFLA International Federation of Library Associations
Institute of Family Law Arbitrators
IFMGA (Member of) International Federation of Mountain Guides Associations
IFOR Implementation Force
IFORS International Federation of Operational Research Societies
IFPI International Federation of the Phonographic Industry
IFS Irish Free State
Indian Forest Service
Institute for Fiscal Studies
IG Instructor in Gunnery
IGasE Institution of Gas Engineers
IGCSE International General Certificate of Secondary Education
IGPP Institute of Geophysics and Planetary Physics
IGS Independent Grammar School
IGU International Geographical Union
International Gas Union
IHA Institute of Health Service Administrators (later IHSM)
IHBC (Member of) Institute of Historic Building Conservation
IHM Institute of Healthcare Management
IHSM Institute of Health Services Management (now see IHM)
IHVE Institution of Heating and Ventilating Engineers (later CIBS)
IIE Institution of Incorporated Engineers (now see IET)
IIEB Institut International d’Etudes Bancaires
IIExE Institution of Incorporated Executive Engineers
IIM Institution of Industrial Managers
IIRSM International Institute of Risk and Safety Management
IIS International Institute of Sociology
IISI International Iron and Steel Institute
IISS International Institute of Strategic Studies
IIT Indian Institute of Technology
IL Illinois (postal)
ILA International Law Association
ILAC International Laboratory Accreditation Co-operation
ILEA Inner London Education Authority
Ill Illinois
ILM Institute of Leadership and Management
ILO International Labour Office
International Labour Organisation
ILP Independent Labour Party
ILR Independent Local Radio
International Labour Review
ILTM Member, Institute for Learning and Teaching in Higher Education (now see FHEA)
IM Individual Merit
IMA International Music Association
Institute of Mathematics and its Applications
IMC Instrument Meteorological Conditions
IMCB International Management Centre from Buckingham
IMCO Inter-Governmental Maritime Consultative Organization (now see IMO)
IME Institute of Medical Ethics
IMechE Institution of Mechanical Engineers
IMechIE Institution of Mechanical Incorporated Engineers (later IIE)
IMEDE Institut pour l’Etude des Méthodes de Direction de l’Entreprise
IMF International Monetary Fund
IMGTechE Institution of Mechanical and General Technician Engineers
IMinE Institution of Mining Engineers
IMM Institution of Mining and Metallurgy (now see IMMM)
IMMM Institute of Materials, Minerals and Mining
IMO International Maritime Organization
Imp. Imperial
IMRO Investment Management Regulatory Organisation
IMS Indian Medical Service
Institute of Management Services
International Military Staff
IMTA Institute of Municipal Treasurers and Accountants (now see CIPFA)
IMU International Mathematical Union
IMunE Institution of Municipal Engineers (now amalgamated with Institution of Civil Engineers)
IN Indian Navy
Indiana (postal)
INASFMH International Sports Association for People with Mental Handicap
Inc. Incorporated
INCA International Newspaper Colour Association
Incog. Incognito
Ind. Independent
Inf. Infantry
INFORM Information Network Focus on New Religious Movements
INFORMS Institute for Operations Research and the Management Sciences
INSA Indian National Science Academy
INSEAD Insead
Institut Européen d’Administration des Affaires
Insp. Inspector
Inst. Institute
Instn Institution
InstSMM Institute of Sales and Marketing Management
INTELSAT International Telecommunications Satellite Organisation
IOC International Olympic Committee
Intergovernmental Oceanographic Commission
IOCD International Organisation for Chemical Science in Development
IoD Institute of Directors
I of M Isle of Man
IOM Isle of Man
Indian Order of Merit
IOP Institute of Painters in Oil Colours
IOSCO International Organisation of Securities Commissions
IOSH Institution of Occupational Safety and Health
IOTA (Fellow of) Institute of Transport Administration
IoW Isle of Wight
IP Intellectual Property
IPA International Publishers’ Association
IPC International Property Corporation
International Paralympic Committee
IPCC Intergovernmental Panel on Climate Change
IPCIS International Institute for Practitioners in Credit Insurance and Surety
IPE International Petroleum Exchange
IPFA Member or Associate, Chartered Institute of Public Finance and Accountancy (now see CPFA)
IPHE Institution of Public Health Engineers (later IWEM)
IPI International Press Institute
Institute of Patentees and Inventors
IPM Institute of Personnel Management (later CIPD)
IPPA Independent Programme Producers’ Association
IPPF International Planned Parenthood Federation
IPPR Institute for Public Policy Research
IPPS Institute of Physics and The Physical Society
IPR Institute of Public Relations (now see CIPR)
IPRA International Public Relations Association
IProdE Institution of Production Engineers (later Institution of Manufacturing Engineering)
IPS Indian Police Service
Indian Political Service
Institute of Procurement (formerly Purchasing) and Supply
IPSM Institute of Public Sector Managers
IPSO Independent Press Standards Organisation
IPU Inter-Parliamentary Union
IRA Irish Republican Army
IRAD Institute for Research on Animal Diseases
IRC Industrial Reorganization Corporation
Interdisciplinary Research Centre
IRCAM Institute for Research and Co-ordination in Acoustics and Music
IRCert Industrial Relations Certificate
IRI Institution of the Rubber Industry (now see PRI)
IRPA International Radiation Protection Association
IRRV (Member of) Institute of Revenues, Rating and Valuation
IRTE Institute of Road Transport Engineers
IS International Society of Sculptors, Painters and Gravers
Information Systems
Is Island(s)
ISAA International Spill Response Accreditation Association
ISAF International Sailing Federation
International Security Assistance Force
ISAKOS International Society for Arthroscopy and Knee Surgery
ISBA Incorporated Society of British Advertisers
ISC Imperial Service College, Haileybury
Indian Staff Corps
Independent Schools Council
ISCis Independent Schools Council Information Service
ISCM International Society for Contemporary Music
ISCO Independent Schools Careers Organisation
ISI International Statistical Institute
Independent Schools Inspectorate
ISIL Islamic State in Iraq and the Levant
ISIS Independent Schools Information Service (see now ISCis)
ISJC Independent Schools Joint Council (now see ISC)
ISM Incorporated Society of Musicians
ISMAR International Society of Magnetic Resonance
ISME International Society for Musical Education
ISMP International Senior Management Program
ISO Imperial Service Order
International Organization for Standardization
ISPRS International Society for Photogrammetry and Remote Sensing
ISSA International Social Security Association
ISTAR Intelligence, Surveillance, Target Acquisition and Reconnaissance
ISTC Iron and Steel Trades Confederation
Institute of Scientific and Technical Communicators
ISTD Imperial Society of Teachers of Dancing
Institute for the Study and Treatment of Delinquency
IStructE Institution of Structural Engineers
ISVA Incorporated Society of Valuers and Auctioneers
IT Information Technology
Indian Territory (US)
It. Ital.
Italian
ITA Independent Television Authority (later IBA)
ITAB Information Technology Advisory Board
ITB Industry Training Board
ITC International Trade Centre
Independent Television Commission
ITCA Independent Television Association (formerly Independent Television Companies Association Ltd)
ITDG Intermediate Technology Development Group
ITF International Transport Workers’ Federation
International Tennis Federation
ITN Independent Television News
ITSA Information Technology Services Agency
ITU International Telecommunication Union
ITUC International Trade Union Confederation
ITV Independent Television
ITVA International Television Association
IUA International Union of Architects
IUB International Union of Biochemistry (now see IUBMB)
IUBMB International Union of Biochemistry and Molecular Biology
IUC Inter-University Council for Higher Education Overseas (now see IUPC)
IUCN International Union for Conservation of Nature (formerly International Union for the Conservation of Nature and Natural Resources, then World Conservation Union)
IUF International Union of Food, Agricultural, Hotel, Restaurant, Catering, Tobacco and Allied Workers’ Associations
IUGG International Union of Geodesy & Geophysics
IUGS International Union of Geological Sciences
IUHPS International Union of the History and Philosophy of Science (now see IUHPST)
IUHPST International Union of the History and Philosophy of Science and Technology
IULA International Union of Local Authorities
IUPAB International Union of Pure and Applied Biophysics
IUPAC International Union of Pure and Applied Chemistry
IUPAP International Union of Pure and Applied Physics
IUPC Inter-University and Polytechnic Council for Higher Education Overseas
IUPS International Union of Physiological Sciences
IUSSP International Union for the Scientific Study of Population
IUTAM International Union of Theoretical and Applied Mechanics
IVF In-vitro Fertilisation
IVS International Voluntary Service
IWA Inland Waterways Association
IWEM Institution of Water and Environmental Management (now see CIWEM)
IWES Institution of Water Engineers and Scientists (later IWEM)
IWGC Imperial War Graves Commission (now see CWGC)
IWM Institution of Works Managers (now see IIM)
IWO Institution of Water Officers
IWPC Institute of Water Pollution Control (later IWEM)
IWSA International Water Supply Association
IWSOM Institute of Practitioners in Work Study Organisation and Methods (now see IMS)
IWSP Institute of Work Study Practitioners (now see IMS)
IYRU International Yacht Racing Union (now see ISAF)
IZ I Zingari
J
JA Judge Advocate
JACT Joint Association of Classical Teachers
JAG Judge Advocate General
Jas James
JCB Juris Canonici (or Civilis) Baccalaureus (Bachelor of Canon (or Civil) Law)
JCR Junior Common Room
JCS Journal of the Chemical Society
JCD Juris Canonici (or Civilis) Doctor (Doctor of Canon (or Civil) Law)
JCHMT Joint Committee on Higher Medical Training, Royal Medical Colleges (now see JRCPTB)
JCI Junior Chamber International
JCL Juris Canonici (or Civilis) Licentiatus (Licentiate in Canon (or Civil) Law)
JCO Joint Consultative Organisation (of AFRC, MAFF, and Department of Agriculture and Fisheries for Scotland)
JCPTGP Joint Committee on Postgraduate Training for General Practice
JD Doctor of Jurisprudence
jd jure dignitatis (by virtue of status)
JDipMA Joint Diploma in Management Accounting Services
JG Junior Grade
JILA Joint Institute for Laboratory Astrophysics
JInstE Junior Institution of Engineers (now see IMGTechE)
JISC Jisc
Joint Information Systems Committee, Higher Education Funding Council
jl(s) journal(s)
JMB Joint Matriculation Board
JMN Johan Mangku Negara (Malaysia)
JMOTS Joint Maritime Operational Training Staff
JNCC Joint Nature Conservation Committee
Jno. Joh.
John
JP Justice of the Peace
Jr Junior
JRCPTB Joint Royal Colleges of Physicians Training Board
jsc qualified at a Junior Staff Course, or the equivalent, 1942-46
JSCSC Joint Services Command and Staff College
jscsc completed a course at Joint Services Command and Staff College
JSD Doctor of Juristic Science
JSDC Joint Service Defence College
jsdc completed a course at Joint Service Defence College
JSLO Joint Service Liaison Officer
JSLS Joint Services Liaison Staff
JSM Johan Setia Mahkota (Malaysia)
Master of the Science of Jurisprudence
JSPS Japan Society for the Promotion of Science
JSSC Joint Services Staff College
jssc completed a course at Joint Services Staff College
JSU Joint Support Unit
jt, jtly joint, jointly
JUD Juris Utriusque Doctor (Doctor of Both Laws (Canon and Civil))
Jun. Junior
Jun.Opt. Junior Optime
JWS jws
Joint Warfare Staff
K
KA Knight of St Andrew, Order of Barbados
Kans Kansas
KAR King’s African Rifles
KBD King’s Bench Division
KBE Knight Commander, Order of the British Empire
KC King’s Counsel
KCB Knight Commander, Order of the Bath
KCC Commander, Order of the Crown, Belgium and Congo Free State
KCGSJ Knight Commander of Magisterial Grace, Order of St John of Jerusalem (Knights Hospitaller)
KCH King’s College Hospital
Knight Commander, Hanoverian Order
KCHS Knight Commander, Order of the Holy Sepulchre
KCIE Knight Commander, Order of the Indian Empire
KCJSJ Knight Commander of Justice, Sovereign Order of St John of Jerusalem (Knights Hospitaller)
KCL King’s College London
KCLJ Knight Commander, Order of St Lazarus of Jerusalem
KCMCO Knight Commander, Sacred Military Constantian Order of St George
KCMG Knight Commander, Order of St Michael and St George
KCN Knight Commander, Most Distinguished Order of the Nation (Antigua and Barbuda)
KCSA Knight Commander, Military Order of the Collar of St Agatha of Paternò
KCSG Knight Commander, Order of St Gregory the Great
KCSHS KC*HS
Knight Commander with Star, Order of the Holy Sepulchre
KCSI Knight Commander, Order of the Star of India
KCSJ Knight Commander, Sovereign Order of St John of Jerusalem (Knights Hospitaller)
KCSS Knight Commander, Order of St Silvester
KCVO Knight Commander, Royal Victorian Order
KEO King Edward’s Own
KFOR Kosovo Force
KG Knight, Order of the Garter
KGB Komitet Gosudarstvennoi Bezopanosti (Committee of State Security, USSR)
KGCHS Knight Grand Cross, Order of the Holy Sepulchre
KGCN Knight Grand Cross, Most Distinguished Order of the Nation (Antigua and Barbuda)
KGCSS Knight Grand Cross, Order of St Silvester
KGN Knight Grand Collar, Most Distinguished Order of the Nation (Antigua and Barbuda)
KGSJ Knight of Grace, Sovereign Order of St John of Jerusalem (Knights Hospitaller)
KGStJ Knight of Grace, Order of St John of Jerusalem (now see KStJ)
KHC Hon. Chaplain to the King
KHDS Hon. Dental Surgeon to the King
KHP Hon. Physician to the King
KHS Hon. Surgeon to the King
Knight, Order of the Holy Sepulchre
K-i-H Kaisar-i-Hind
KJSJ Knight of Justice, Sovereign Order of St John of Jerusalem (Knights Hospitaller)
KJStJ Knight of Justice, Order of St John of Jerusalem (now see KStJ)
KLJ Knight, Order of St Lazarus of Jerusalem
KM Knight of Malta
KMJ Knight, Supreme Military Order of the Temple of Jerusalem
KMLJ Knight of Merit, Order of St Lazarus of Jerusalem
KNH Knight Companion, Most Exalted Order of National Hero (Antigua and Barbuda)
KNZM Knight Companion, New Zealand Order of Merit
KOM Companion, National Order of Merit (Malta)
KORR King’s Own Royal Regiment
KOSB King’s Own Scottish Borderers
KOYLI King’s Own Yorkshire Light Infantry
KP Knight, Order of St Patrick
KPM King’s Police Medal
KrF Kristelig Folkeparti
KRRC King’s Royal Rifle Corps
KS King’s Scholar
Kansas (postal)
KSC Knight of St Columba
KSG Knight, Order of St Gregory the Great
KSJ Knight, Sovereign Order of St John of Jerusalem (Knights Hospitaller)
KSLI King’s Shropshire Light Infantry
KSMOM Knight Grand Cross with Star, Sovereign Military Order of Malta
KSS Knight, Order of St Sylvester
KStJ Knight, Most Venerable Order of the Hospital of St John of Jerusalem
KStJ(A) Associate Knight of Justice, Most Venerable Order of the Hospital of St John of Jerusalem
KT Knight, Order of the Thistle
Kt Knight
KUOM Companion of Honour, National Order of Merit (Malta)
KY Kentucky (postal)
Ky Kentucky
L
L Liberal
LA Los Angeles
Library Association
Liverpool Academy
Louisiana (postal)
La Louisiana
LAA Light Anti-Aircraft
Lab Labour
LAC London Athletic Club
Los Angeles County
LACSAB Local Authorities Conditions of Service Advisory Board
LAMDA London Academy of Music and Dramatic Art
LAMTPI Legal Associate Member, Town Planning Institute (now see LMRTPI)
Lance-Corp. Lance-Corporal
Lancs Lancashire
LAPADA London & Provincial Antique Dealers’ Association
LARSP Language Assessment, Remediation and Screening Procedure
LARTPI Legal Associate, Royal Town Planning Institute
Lautro Life Assurance and Unit Trust Regulatory Organisation
LBC London Broadcasting Company
London Borough Council
LBHI Licentiate, British Horological Institute
LBIPP Licentiate, British Institute of Professional Photography
LC Cross of Leo
LCA Licensed Companies Auditor
LCAD London Certificate in Art and Design (University of London)
LCC London County Council (later GLC)
LCCI London Chamber of Commerce and Industry
LCD Lord Chancellor’s Department
LCh Licentiate in Surgery
LCL Licentiate of Canon Law
LCM (Member of) London College of Music and Media
LCP Licentiate, College of Preceptors
LCST Licentiate, College of Speech Therapists
LD Liberal and Democratic
Licentiate in Divinity
LDDC London Docklands Development Corporation
LDiv Licentiate in Divinity
LDP Liberal Democratic Party (Japan)
Ldr Leader
LDS Licentiate in Dental Surgery
LDV Local Defence Volunteers
LEA Local Education Authority
LEAD Leadership in Environment and Development
LEADR Lawyers Engaged in Alternative Dispute Resolution
LEDU Local Enterprise Development Unit
LEP Local Ecumenical Project
Local Enterprise Partnership
LEPRA British Leprosy Relief Association
LèsL Licencié ès lettres
LèsSc Licencié ès Sciences
LG Lady Companion, Order of the Garter
LGA Local Government Association
LGBT Lesbian, gay, bisexual and transgender
LGBTI Lesbian, gay, bisexual, transgender and intersex
LGBTQ Lesbian, gay, bisexual, transgender and queer or questioning
LGSM Licentiate, Guildhall School of Music and Drama
LGTB Local Government Training Board
LH Light Horse
LHD Literarum Humaniorum Doctor (Doctor of Literature)
LHSM Licentiate, Institute of Health Services Management
LI Light Infantry
Long Island
LIBA Lloyd’s Insurance Brokers’ Association
Lib Dem Liberal Democrat
LIBER Ligue des Bibliothèques Européennes de Recherche
Lic. Licentiate
LicMed Licentiate in Medicine
Lieut Lieutenant
LIFFE London International Financial Futures and Options Exchange
LIFT Local Improvement Finance Trust
LIMA Licentiate, Institute of Mathematics and its Applications
International Licensing Industry Merchandisers’ Association
Lincs Lincolnshire
LIOB Licentiate, Institute of Building
LISTD Licentiate, Imperial Society of Teachers of Dancing
Lit. Literature
Literary
LitD Doctor of Literature
Doctor of Letters
Lit.Hum. Literae Humaniores (Classics)
LittD Doctor of Literature
Doctor of Letters
LJ Lord Justice
LLAM Licentiate, London Academy of Music and Dramatic Art
LLB Bachelor of Laws
LLC Limited Liability Company
LLCM Licentiate, London College of Music
LLD Doctor of Laws
LLL Licentiate in Laws
LLM Master of Laws
LLP Limited Liability Partnership
LLSC Local Learning and Skills Council
LM Licentiate in Midwifery
LMBC Lady Margaret Boat Club
LMC Local Medical Committee
LMCC Licentiate, Medical Council of Canada
LMed Licentiate in Medicine
LMH Lady Margaret Hall, Oxford
LMR London Midland Region (BR)
LMS London, Midland and Scottish Railway
London Missionary Society
London Mathematical Society
LMSSA Licentiate in Medicine and Surgery, Society of Apothecaries
LMRTPI Legal Member, Royal Town Planning Institute
LNat Liberal National
LNER London and North Eastern Railway
LOCOG London Organising Committee of the Olympic and Paralympic Games
L of C Library of Congress
Lines of Communication
LP Limited Partnership
LPh Licentiate in Philosophy
LPO London Philharmonic Orchestra
LPTB London Passenger Transport Board (later LTE)
LRAD Licentiate, Royal Academy of Dancing
LRAM Licentiate, Royal Academy of Music
LRCP Licentiate, Royal College of Physicians, London
LRCPE Licentiate, Royal College of Physicians, Edinburgh
LRCPI Licentiate, Royal College of Physicians of Ireland
LRCPSGlas Licentiate, Royal College of Physicians and Surgeons of Glasgow
LRCS Licentiate, Royal College of Surgeons of England
LRCSE Licentiate, Royal College of Surgeons, Edinburgh
LRCSI Licentiate, Royal College of Surgeons in Ireland
LRelSc Licentiate in Religious Sciences
LRFPS(G) Licentiate, Royal Faculty of Physicians and Surgeons, Glasgow (now see LRCPSGlas)
LRIBA Licentiate, Royal Institute of British Architects (now see RIBA)
LRPS Licentiate, Royal Photographic Society
LRSM Licentiate, Royal Schools of Music
LRT London Regional Transport
LSA Licentiate, Society of Apothecaries
Licence in Agricultural Sciences
LSC Learning and Skills Council
LSE London School of Economics and Political Science
LSHTM London School of Hygiene and Tropical Medicine
LSO London Symphony Orchestra
LSS Licentiate in Sacred Scripture
Lt Lieutenant
Light
LT Lady, Order of the Thistle
London Transport (later LRT)
Licentiate in Teaching
LTA Lawn Tennis Association
LTB London Transport Board (later LTE)
LTCL Licentiate of Trinity College of Music, London
Lt Col Lieutenant Colonel
LTE London Transport Executive (later LRT)
Lt Gen. Lieutenant General
LTh Licentiate in Theology
LTS London Topographical Society
LU Liberal Unionist
LUOTC London University Officers’ Training Corps
LVO Lieutenant, Royal Victorian Order (formerly MVO (Fourth Class))
LWT London Weekend Television
LXX Septuagint
M
M Marquess
Member
Monsieur
m married
MA Master of Arts
Military Assistant
Massachusetts (postal)
MAAT Member, Association of Accounting Technicians
MACE Member, Australian College of Education
Member, Association of Conference Executives
MACM Member, Association of Computing Machines
MACS Member, American Chemical Society
MADO Member, Association of Dispensing Opticians
MAE Member, Academia Europaea
MAF Ministry of Agriculture and Fisheries
MAFF Ministry of Agriculture, Fisheries and Food
MAHL Master of Arts in Hebrew Letters
MAI Magister in Arte Ingeniaria (Master of Engineering)
MAIAA Member, American Institute of Aeronautics and Astronautics
MAIBC Member, Architectural Institute of British Columbia
MAICD Member, Australian Institute of Company Directors
Maj. Gen. Major General
MALD Master of Arts in Law and Diplomacy
Man Manitoba
M&A Mergers and Acquisitions
MAO Master of Obstetric Art
MAOT Member, Association of Occupational Therapists
MAOU Member, American Ornithologists’ Union
MAP Ministry of Aircraft Production
MAPM Member, Association for Project Management
MAppSc Master of Applied Science
MAPsS Member, Australian Psychological Society
MARAC Member, Australasian Register of Agricultural Consultants
MArch Master of Architecture
MARIS Multi-State Aquatic Resources Information System
Marq. Marquess
MAS Minimal Access Surgery
MASc Master of Applied Science
MASCE Member, American Society of Civil Engineers
MASME Member, American Society of Mechanical Engineers
Mass Massachusetts
MASt Master of Advanced Study
MAT Master of Arts and Teaching (US)
MATh Master of Arts in Theology
Math. Mathematics
Mathematical
MAusIMM Member, Australasian Institute of Mining and Metallurgy
MB Medal of Bravery (Canada)
Bachelor of Medicine
Manitoba (postal)
MBA Master of Business Administration
MBASW Member, British Association of Social Workers
MBC Metropolitan/Municipal Borough Council
MBCS Member, British Computer Society
MBE Member, Order of the British Empire
MBES Member, Biological Engineering Society
MBFR Mutual and Balanced Force Reductions (negotiations)
MBHI Member, British Horological Institute
MBIFD Member, British Institute of Funeral Directors
MBII Member, British Institute of Innkeeping
MBIID Member, British Institute of Interior Design
MBIM Member, British Institute of Management (later MIMgt)
MBKS Member, British Kinematograph Society (now see MBKSTS)
MBKSTS Member, British Kinematograph, Sound and Television Society
MBL Master of Business Leadership
MBOU Member, British Ornithologists’ Union
MBPsS Graduate Member, British Psychological Society
MBritIRE Member, British Institution of Radio Engineers (later MIERE)
MBS Member, Building Societies Institute (now see MCBSI)
MBSc Master of Business Science
MC Military Cross
Missionaries of Charity
MCB Master in Clinical Biochemistry
Muslim Council of Britain
MCBSI Member, Chartered Building Societies Institute
MCC Marylebone Cricket Club
Metropolitan County Council
MCCDRCS Member in Clinical Community Dentistry, Royal College of Surgeons
MCD Master of Civic Design
MCE Master of Civil Engineering
MCFP Member, College of Family Physicians (Canada)
MCGI Member, City and Guilds of London Institute
MCh MChir
Master in Surgery
MChD Master of Dental Surgery
MChE Master of Chemical Engineering
MChemA Master in Chemical Analysis
MChOrth Master of Orthopaedic Surgery
MCIArb Member, Chartered Institute of Arbitrators
MCIBS Member, Chartered Institution of Building Services (now see MCIBSE)
Member, Chartered Institute of Bankers in Scotland
MCIBSE Member, Chartered Institution of Building Services Engineers
MCICM Member, Chartered Institute of Credit Management
MCIEEM Member, Chartered Institute of Ecology and Environmental Management
MCIfA Member, Chartered Institute for Archaeologists
MCIH Member, Chartered Institute of Housing
MCIHort Member, Chartered Institute of Horticulture
MCIHT Member, Chartered Institution of Highways & Transportation
MCIIS Member, Chartered Institute of Information Security
MCIJ Member, Chartered Institute of Journalists
MCIL Member, Chartered Institute of Linguists
MCIM Member, Chartered Institute of Marketing
MCIMarE Member, Canadian Institute of Marine Engineers
MCIOB Member, Chartered Institute of Building
MCIPD Member, Charted Institute of Personnel and Development
MCIPR Member, Chartered Institute of Public Relations
MCIPS Member, Chartered Institute of Procurement (formerly Purchasing) and Supply
MCIS Member, Institute of Chartered Secretaries and Administrators
MCIT Member, Chartered Institute of Transport (now see CMILT)
MCIWEM Member, Chartered Institution of Water and Environmental Management
MCIWM Member, Chartered Institution of Wastes Management
MCL Master in Civil Law
MCLIP Member, Chartered Institute of Library and Information Professionals
MCMI Member, Chartered Management Institute
MCollP Member, College of Preceptors
MCom Master of Commerce
MCommH Master of Community Health
MConsE Member, Association of Consulting Engineers
MConsEI Member, Association of Consulting Engineers of Ireland
MCOphth Member, College of Ophthalmologists (now see MRCOphth)
MCP Member of Colonial Parliament
Master of City Planning (US)
MCPA Member, College of Pathologists of Australia (now see MRCPA)
MCPP Member, College of Pharmacy Practice
MCPS Member, College of Physicians and Surgeons
MCS Malayan Civil Service
MCSD Member, Chartered Society of Designers
MCSEE Member, Canadian Society of Electrical Engineers
MCSI Member, Chartered Institute for Securities & Investment
MCSP Member, Chartered Society of Physiotherapy
MCST Member, College of Speech Therapists
MCT Member, Association of Corporate Treasurers
MD Doctor of Medicine
Military District
Maryland (postal)
Md Maryland
MDA Masters in Defence Administration
MDC Metropolitan District Council
MDes Master of Design
MDiv Master of Divinity
MDS Master of Dental Surgery
MDSc Master of Dental Science
ME Mining Engineer
Middle East
Master of Engineering
Maine (postal)
Myalgic Encephalomyelitis
MEAF Middle East Air Force
MEC Member of Executive Council
Middle East Command
MEc Master of Economics
MECAS Middle East Centre for Arab Studies
Mech. Mechanics
Mechanical
MECI Member, Institute of Employment Consultants
Med. Medical
MEd Master of Education
MED Master of Environmental Design
MEdSt Master of Educational Studies
MEF Middle East Force
MEI Member, Energy Institute
MEIC Member, Engineering Institute of Canada
MELF Middle East Land Forces
Mencap Royal Society for Mentally Handicapped Children and Adults
MEng Master of Engineering
MEnvS Master of Environmental Studies
MEO Marine Engineering Officer
MEP Member of the European Parliament
MES Master of Environmental Studies
MESc Master of Engineering Science
MetSoc Metals Society (formed by amalgamation of Institute of Metals and Iron and Steel Institute; now merged with Institution of Metallurgists to form Institute of Metals)
MF Master of Forestry
MFA Master of Fine Arts
MFC Mastership in Food Control
MFCM Member, Faculty of Community Medicine (later MFPHM)
MFFLM Member, Faculty of Forensic and Legal Medicine, Royal College of Physicians
MFFP Member, Faculty of Family Planning, Royal College of Obstetricians and Gynaecologists
MFGB Miners’ Federation of Great Britain (now see NUM)
MFGDP Member, Faculty of General Dental Practitioners, Royal College of Surgeons
MFH Master of Foxhounds
MFHom Member, Faculty of Homoeopathy
MFOM Member, Faculty of Occupational Medicine
MFPaed Member, Faculty of Paediatrics, Royal College of Physicians of Ireland
MFPH Member, Faculty of Public Health
MFPHM Member, Faculty of Public Health Medicine (now see MFPH)
MFPHMI Member, Faculty of Public Health Medicine of Ireland
MFPM Member, Faculty of Pharmaceutical Medicine
MGDSRCS Member in General Dental Surgery, Royal College of Surgeons
MGI Member, Institute of Certificated Grocers
MGO Master General of the Ordnance
Master of Gynaecology and Obstetrics
Mgr Monsignor
MHA Member of House of Assembly
Master of Health Administration
MHCIMA Member, Hotel Catering and International (formerly Institutional) Management Association (now see MIH)
MHCLG Ministry of Housing, Communities and Local Government
MHK Member of the House of Keys
MHM Master of Health Management
MHort (RHS) Master of Horticulture, Royal Horticultural Society
MHR Member of the House of Representatives
MHRA Modern Humanities Research Association
MHSM Member, Institute of Health Services Management (now see MIHM)
MI Military Intelligence
Michigan (postal)
MIAeE Member, Institute of Aeronautical Engineers
MIAgrE Member, Institution of Agricultural Engineers
MIAM Member, Institute of Administrative Management
MIAS Member, Institute of Aeronautical Science (US) (now see MAIAA)
Member, Institute of Architects and Surveyors
MIBC Member, Institute of Business Counsellors
Member, Institute of Building Control
MIBiol Member, Institute of Biology (later MSB, now see MRSB)
MICE Member, Institution of Civil Engineers
MICEI Member, Institution of Civil Engineers of Ireland
MICeram Member, Institute of Ceramics (later MIM)
MICFor Member, Institute of Chartered Foresters
Mich Michigan
MIChemE Member, Institution of Chemical Engineers
MICM Member, Institute of Credit Management (now see MCICM)
MICorr Member, Institute of Corrosion
MICorrST Member, Institution of Corrosion Science and Technology (now see MICorr)
MICS Member, Institute of Chartered Shipbrokers
MIE(Aust) Member, Institution of Engineers, Australia
MIED Member, Institution of Engineering Designers
MIEE Member, Institution of Electrical Engineers (now see MIET)
MIEEE Member, Institute of Electrical and Electronics Engineers (NY)
MIEEM Member, Institute of Ecology and Environmental Management (now see MCIEEM)
MIEI Member, Institution of Engineering Inspection
MIEMA Member, Institute of Environmental Management and Assessment
MIEMgt Member, Institute of Environmental Management (now see MIEMA)
MIEnvSc Member, Institution of Environmental Sciences
MIERE Member, Institution of Electronic and Radio Engineers (later MIEE)
MIES Member, Institution of Engineers and Shipbuilders, Scotland
MIET Member, Institution of Engineering and Technology (formerly Member, Institute of Engineers and Technicians)
MIEx Member, Institute of Export
MIExpE Member, Institute of Explosives Engineers
MIfA Member, Institute for Archaeologists (now see MCIfA)
MIFA Member, Institute of Field Archaeologists (later MIfA)
MIFF Member, Institute of Freight Forwarders (now see MIFP)
MIFireE Member, Institution of Fire Engineers
MIFM Member, Institute of Fisheries Management
MIFor Member, Institute of Foresters (now see MICFor)
MIFP Member, Institute of Freight Professionals
MIGasE Member, Institution of Gas Engineers (now see MIGEM)
MIGEM Member, Institution of Gas Engineers and Managers
MIGeol Member, Institution of Geologists
MIH Member, Institute of Housing (now see MCIH)
Member, Institute of Hospitality
MIHM Member, Institute of Housing Managers (later MIH)
Member, Institute of Healthcare Management
MIHort Member, Institute of Horticulture (now see MCIHort)
MIHT Member, Institution of Highways and Transportation (now see MCIHT)
MIHVE Member, Institution of Heating and Ventilating Engineers (later MCIBS)
MIIA Member, Institute of Industrial Administration (later FBIM)
MIIE Member, Institution of Incorporated Engineers in Electronic, Electrical and Mechanical Engineering (now see MIET)
MIIM Member, Institution of Industrial Managers
MIInfSc Member, Institute of Information Sciences (now see MCLIP)
MIL Member, Institute of Linguists (now see MCIL)
Mil. Military
MILGA Member, Institute of Local Government Administrators
MILocoE Member, Institution of Locomotive Engineers
MILog Member, Institute of Logistics (now see MILT)
MILT Member, Chartered Institute of Logistics and Transport
MIM Member, Institute of Materials (formerly Institution of Metallurgists, then Institute of Metals) (now see MIMMM)
MIMA Member, Institute of Mathematics and its Applications
MIMarE Member, Institute of Marine Engineers (now see MIMarEST)
MIMarEST Member, Institute of Marine Engineering, Science and Technology
MIMC Member, Institute of Management Consultants
MIMechE Member, Institution of Mechanical Engineers
MIMEMME Member, Institution of Mining Electrical & Mining Mechanical Engineers (later MIMinE)
MIMgt Member, Institute of Management (see now MCMI)
MIMGTechE Member, Institution of Mechanical and General Technician Engineers
MIMI Member, Institute of the Motor Industry
MIMinE Member, Institution of Mining Engineers (later MIMM)
MIMM Member, Institution of Mining and Metallurgy (now see MIMMM)
MIMMM Member, Institute of Materials, Minerals and Mining
MIMunE Member, Institution of Municipal Engineers (now amalgamated with Institution of Civil Engineers)
MIN Member, Institute of Navigation (now see MRIN)
Min. Ministry
Minn Minnesota
MInstAM Member, Institute of Administrative Management
MInstBE Member, Institution of British Engineers
MInstCE Member, Institution of Civil Engineers (now see FICE)
MInstD Member, Institute of Directors
MInstE Member, Institute of Energy (now see MEI)
MInstF Member, Institute of Fuel (later MInstE)
MInstHE Member, Institution of Highway Engineers (later MIHT, now see MCIHT)
MInstKT Member, Institute of Knowledge Transfer
MInstLM Member, Institute of Leadership and Management
MInstM Member, Institute of Marketing (now see MCIM)
MInstMC Member, Institute of Measurement and Control
MInstME Member, Institution of Mining Engineers
MInstMet Member, Institute of Metals (later part of Metals Society; then MIM)
MInstP Member, Institute of Physics
MInstPet Member, Institute of Petroleum (now see MEI)
MInstPkg Member, Institute of Packaging
MInstPS Member, Institute of Purchasing and Supply
MInstRA Member, Institute of Registered Architects
MInstRE Member, Institution of Royal Engineers
MInstT Member, Institute of Transport (later MCIT)
MInstTA Member, Institute of Transport Administration
MInstW Member, Institute of Welding (now see MWeldI)
MInstWM Member, Institute of Wastes Management (now see MCIWM)
MINucE Member, Institution of Nuclear Engineers (now see MNucI)
MIOA Member, Institute of Acoustics
MIOB Member, Institute of Building (now see MCIOB)
MIOM Member, Institute of Office Management (now see MIAM)
MIOSH Member, Institution of Occupational Safety and Health
MIPA Member, Institute of Practitioners in Advertising
MIPD Member, Institute of Personnel and Development (now see MCIPD)
MIPEM Member, Institute of Physics and Engineering in Medicine
MIPlantE Member, Institution of Plant Engineers
MIPM Member, Institute of Personnel Management (later MIPD)
MIPR Member, Institute of Public Relations (now see MCIPR)
MIProdE Member, Institution of Production Engineers (later MIEE)
MIQ Member, Institute of Quarrying
MIQA Member, Institute of Quality Assurance
MIRE Member, Institution of Radio Engineers (later MIERE)
MIREE(Aust) Member, Institution of Radio and Electronics Engineers (Australia)
MIRM Member, Institute of Risk Management
MIRO Mineral Industry Research Organisation
Member, Institution of Railway Operators
MIRPM Member, Institute of Residential Property Management
MIRT Member, Institute of Reprographic Technicians
MIRTE Member, Institute of Road Transport Engineers
MIS Member, Institute of Statisticians
MISI Member, Iron and Steel Institute (later part of Metals Society)
Miss Mississippi
MIStructE Member, Institution of Structural Engineers
MIT Massachusetts Institute of Technology
MITA Member, Industrial Transport Association
MITD Member, Institute of Training and Development (later MIPD)
MITE Member, Institution of Electrical and Electronics Technician Engineers
MITI Member, Institute of Translation & Interpreting
MITSA Member, Institute of Trading Standards Administration
MITT Member, Institute of Travel and Tourism
MIWE Member, Institution of Water Engineers (later MIWES)
MIWEM Member, Institution of Water and Environmental Management (now see MCIWEM)
MIWES Member, Institution of Water Engineers and Scientists (later MIWEM)
MIWM Member, Institution of Works Managers (now see MIIM)
MIWPC Member, Institute of Water Pollution Control (later MIWEM)
MIWSP Member, Institute of Work Study Practitioners (now see MMS)
MJA Medical Journalists Association
MJI Member, Institute of Journalists (now see MCIJ)
MJIE Member, Junior Institution of Engineers (now see MIGTechE)
MJur Magister Juris (Master of Law)
ML Licentiate in Medicine
Master of Laws
MLA Member of Legislative Assembly
Modern Language Association
Master in Landscape Architecture
Museums, Libraries and Archives Council
MLC Member of Legislative Council
Meat and Livestock Commission
MLCOM Member, London College of Osteopathic Medicine
MLI Member, Landscape Institute
MLib Master of Librarianship
MLitt Master of Letters
Mlle Mademoiselle
MLO Military Liaison Officer
MLR Modern Language Review
MLS Master of Library Science
MM Military Medal
Merchant Marine
MMA Metropolitan Museum of Art
MMan Master of Management
MMath Master of Mathematics
MMB Milk Marketing Board
MMD Movement for Multi-Party Democracy
Master of Management of Defence
MME Master of Mining Engineering
Mme Madame
MMechE Master of Mechanical Engineering
MMEd Master in Medical Education
MMedSci Master in Medical Science
MMet Master of Metallurgy
MMGI Member, Mining, Geological and Metallurgical Institute of India
MMin Master of Ministry
MML Masters in Medical Law
MMLJ Member of Merit, Order of St Lazarus of Jerusalem
MMM Member, Order of Military Merit (Canada)
MMRS Member, Market Research Society
MMS Member, Institute of Management Services
MMus Master of Music
MN Merchant Navy
Minnesota (postal)
MNAM Member, National Academy of Medicine (US)
MNAS Member, National Academy of Sciences (US)
MND Motor Neurone Disease
MNECInst Member, North East Coast Institution of Engineers and Shipbuilders
MNI Member, Nautical Institute
MNIMH Member, National Institute of Medical Herbalists
MNucI Member, Nuclear Institute
MNZIS Member, New Zealand Institute of Surveyors
MNZM Member, New Zealand Order of Merit
MNZPI Member, New Zealand Planning Institute
MO Medical Officer
Military Operations
Missouri (postal)
Mo Missouri
MoD Ministry of Defence
Mods Moderations (Oxford)
MOH Medical Officer(s) of Health
MoJ Ministry of Justice
MOM Member, Order of Merit (Malta)
MOMA Museum of Modern Art
MOMI Museum of the Moving Image
Mon Monmouthshire
Mont Montgomeryshire
MOP Ministry of Power
MOrthRCS Member in Orthodontics, Royal College of Surgeons
Most Rev. Most Reverend
MoT Ministry of Transport
MOV Member, Order of Volta (Ghana)
MP Member of Parliament
MPA Master of Public Administration
Member, Parliamentary Assembly, Northern Ireland
MPAGB Member, Photographic Alliance of Great Britain
MPBW Ministry of Public Building and Works
MPH Master of Public Health
MPhil Master of Philosophy
MPhil Stud Master of Philosophical Studies
MPhys Master of Physics
MPIA Master of Public and International Affairs
MPLA Major Projects Leadership Academy
MPMI Member, Property Management Institute
MPO Management and Personnel Office
MPodA Member, Podiatry Association
MPP Member, Provincial Parliament
Master in Public Policy (Harvard)
MPRISA Member, Public Relations Institute of South Africa
MProf Masters in Professional Studies
MPS Member, Pharmaceutical Society (now see MRPharmS)
MPTS Medical Practitioners Tribunal Service
MR Master of the Rolls
Municipal Reform
MRAC Member, Royal Agricultural College
MRACP Member, Royal Australasian College of Physicians
MRACS Member, Royal Australasian College of Surgeons
MRad Master of Radiology
MRAeS Member, Royal Aeronautical Society
MRAIC Member, Royal Architectural Institute of Canada
MRAS Member, Royal Asiatic Society
MRC Medical Research Council
MRCA Multi-Role Combat Aircraft
MRCGP Member, Royal College of General Practitioners
MRC-LMB Medical Research Council Laboratory of Molecular Biology
MRCOG Member, Royal College of Obstetricians and Gynaecologists
MRCOphth Member, Royal College of Ophthalmologists
MRCP Member, Royal College of Physicians, London
Member, Royal College of Physicians, United Kingdom
MRCPA Member, Royal College of Pathologists of Australia
MRCPath Member, Royal College of Pathologists
MRCPCH Member, Royal College of Paediatrics and Child Health
MRCPE Member, Royal College of Physicians, Edinburgh
MRCPGlas Member, Royal College of Physicians and Surgeons of Glasgow
MRCPI Member, Royal College of Physicians of Ireland
MRCPsych Member, Royal College of Psychiatrists
MRCS Member, Royal College of Surgeons of England
MRCSE Member, Royal College of Surgeons of Edinburgh
MRCSI Member, Royal College of Surgeons in Ireland
MRCVS Member, Royal College of Veterinary Surgeons
MRD RCS Member in Restorative Dentistry, Royal College of Surgeons
MRE Master of Religious Education
MRes Master of Research
MRHS Member, Royal Horticultural Society
MRI Magnetic Resonance Imaging
Member, Royal Institution
MRIA Member, Royal Irish Academy
MRIAI Member, Royal Institute of the Architects of Ireland
MRIC Member, Royal Institute of Chemistry (now see MRSC)
MRICS Member, Royal Institution of Chartered Surveyors
MRIN Member, Royal Institute of Navigation
MRINA Member, Royal Institution of Naval Architects
MRNZCGP Member, Royal New Zealand College of General Practitioners
MRPharmS Member, Royal Pharmaceutical Society
MRSB Member, Royal Society of Biology
MRSC Member, Royal Society of Chemistry
MRSH Member, Royal Society for the Promotion of Health (now see MRSPH)
MRSL Member, Order of the Republic of Sierra Leone
MRSocMed Member, Royal Society of Medicine
MRSPH Member, Royal Society for Public Health
MRTPI Member, Royal Town Planning Institute
MRurSc Master of Rural Science
MRUSI Member, Royal United Service Institution
MRVA Member, Rating and Valuation Association
MS Master of Surgery
Master of Science (US)
Mississippi (postal)
Multiple Sclerosis
Motor Ship
MS, MSS Manuscript, Manuscripts
MSA Master of Science, Agriculture (US)
Mineralogical Society of America
Motor Sports Association
MSAAIE Member, Southern African Association of Industrial Editors
MSAE Member, Society of Automotive Engineeers (US)
MSAICE Member, South African Institution of Civil Engineers
MSAInstMM Member, South African Institute of Mining and Metallurgy
MSB Member, Society of Biology (now see MRSB)
MSC Manpower Services Commission
Missionaries of the Sacred Heart
MSc Master of Science
MScD Master of Dental Science
MScE Master of Science in Engineering
MSci Master of Natural Sciences
MScSoc Master of Social Sciences
MScSocMed Master of Science in Social Medicine
MSD Meritorious Service Decoration (Fiji)
MSE Master of Science in Engineering (US)
MSF (Union for) Manufacturing, Science, Finance
MSFA Member, Society of Financial Advisers
MSHyg Master of Science in Hygiene
MSI Member, Securities Institute (later Securities & Investment Institute, now see MCSI)
MSIA Member, Society of Industrial Artists
MSIAD Member, Society of Industrial Artists and Designers (now see MCSD)
MSIT Member, Society of Instrument Technology (now see MInstMC)
MSL Master of Studies in Law
MSLS Master of Science in Library Science
MSM Meritorious Service Medal
Madras Sappers and Miners
Master in Science Management
MSN Master of Science in Nursing
MSocAdmin Master of Social Administration
MSocIS Member, Société des Ingénieurs et Scientifiques de France
MSocSc Master of Social Sciences
MSocWork Master of Social Work
MSoFHT Member, Society of Food Hygiene Technology
MSP Member, Scottish Parliament
Managing Successful Programmes
MSR Member, Society of Radiographers
MSRP Member, Society for Radiological Protection
MSSc Master of Social Sciences
MSSC Marine Society & Sea Cadets
MSt Master of Studies
MSTD Member, Society of Typographic Designers
MStJ Member, Most Venerable Order of the Hospital of St John of Jerusalem
MSW Master of Social Work
MSzP Magyar Szocialista Párt
MT Mechanical Transport
Montana (postal)
Mt Mount
Mountain
MTA Music Trades Association
MTB Motor Torpedo Boat
MTCA Ministry of Transport and Civil Aviation
MTD Midwife Teachers’ Diploma
MTech Master of Technology
MTEFL Master in the Teaching of English as a Foreign or Second Language
MTh Master of Theology
MTIA Metal Trades Industry Association
MTIRA Machine Tool Industry Research Association (now see AMTRI)
MTPI Member, Town Planning Institute (now see MRTPI)
MTS Master of Theological Studies
Ministerial Training Scheme
MUniv Honorary Master of the University
MusB Bachelor of Music
MusD Doctor of Music
MusM Master of Music
MV Merchant Vessel, Motor Vessel (naval)
MVB Bachelor of Veterinary Medicine
MVEE Military Vehicles and Engineering Establishment
MVO Member, Royal Victorian Order
MVSc Master of Veterinary Science
MW Master of Wine
MWA Mystery Writers of America
MWeldI Member, Welding Institute
MWSOM Member, Institute of Practitioners in Work Study Organisation and Methods (now see MMS)
N
N Nationalist
Navigating Duties
North
n nephew
NA National Academician (America)
NAACP National Association for the Advancement of Colored People
NAAFI Navy, Army and Air Force Institutes
NAAS National Agricultural Advisory Service
NAB National Advisory Body for Public Sector Higher Education
NABC National Association of Boys’ Clubs (later NABC-CYP)
NABC-CYP National Association of Boys’ Clubs - Clubs for Young People
NAC National Agriculture Centre
NACAB National Association of Citizens’ Advice Bureaux
NACCB National Accreditation Council for Certification Bodies
NACETT National Advisory Council for Education and Training Targets
NACF National Art-Collections Fund
NACRO National Association for the Care and Resettlement of Offenders
NADFAS National Association of Decorative and Fine Arts Societies
NAE National Academy of Engineering
NAEW Nato Airborn Early Warning
NAHA National Association of Health Authorities (now see NAHAT)
NAHAT National Association of Health Authorities and Trusts
NAHT National Association of Head Teachers
NALGO Nalgo
National and Local Government Officers’ Association
NAMAS National Measurement and Accreditation Service
NAMCW National Association for Maternal and Child Welfare
NAMH MIND (National Association for Mental Health)
NAMMA NATO MRCA Management Agency
NAPAG National Academies Policy Advisory Group
NARM National Association of Recording Merchandisers (US)
NAS National Academy of Sciences
NASA National Aeronautics and Space Administration (US)
NASD National Association of Securities Dealers
NASDAQ National Association of Securities Dealers Automated Quotation System
NASDIM National Association of Securities Dealers and Investment Managers (later FIMBRA)
NAS/UWT National Association of Schoolmasters/Union of Women Teachers
NATCS National Air Traffic Control Services (now see NATS)
NATFHE National Association of Teachers in Further and Higher Education (combining ATCDE and ATTI)
NATLAS National Testing Laboratory Accreditation Scheme
NATO North Atlantic Treaty Organisation
NATS National Air Traffic Services
Nat. Sci. Natural Sciences
NATSOPA National Society of Operative Printers, Graphical and Media Personnel (formerly of Operative Printers and Assistants)
NAYC Youth Clubs UK (formerly National Association of Youth Clubs)
NB New Brunswick
Nebraska (postal)
NBA North British Academy
NBC National Book Council (later NBL)
National Broadcasting Company (US)
NBL National Book League
NBPI National Board for Prices and Incomes
NC National Certificate
North Carolina
NCA National Certificate of Agriculture
NCARB National Council of Architectural Registration Boards
NCAS Natural Environment Research Council Centres for Atmospheric Science
NCB National Coal Board
NCC National Computing Centre
Nature Conservancy Council (later NCCE)
National Consumer Council
NCCE Nature Conservancy Council for England (English Nature)
NCCL National Council for Civil Liberties
NCD National Capital District, Papua New Guinea
NCDAD National Council for Diplomas in Art and Design
NCEA National Council for Educational Awards
NCET National Council for Educational Technology
NCH National Children’s Homes
NCLC National Council of Labour Colleges
NCOP National Council of Provinces (South Africa)
NCOPF National Council for One Parent Families
NCRI National Cancer Research Institute
NCSS National Council of Social Service
NCTJ National Council for the Training of Journalists
NCVCCO National Council of Voluntary Child Care Organisations
NCVO National Council for Voluntary Organisations
NCVQ National Council for Vocational Qualifications
NCYPE National Centre for Young People with Epilepsy
ND North Dakota
NDA National Diploma in Agriculture
NDC National Defence College
NATO Defence College
NDD National Diploma in Dairying
National Diploma in Design
NDEA National Defense Education Act
NDH National Diploma in Horticulture
NDIC National Defence Industries Council
NDP New Democratic Party
NDRI National Disease Research Interchange
NDTA National Defense Transportation Association (US)
NE North-east
NEAB Northern Examinations and Assessment Board
NEAC New English Art Club
NEAF Near East Air Force
NEARELF Near East Land Forces
NEB National Enterprise Board
NEC National Executive Committee
NECInst North East Coast Institution of Engineers and Shipbuilders
NEDC National Economic Development Council
North East Development Council
NEDO National Economic Development Office
NEH National Endowment for the Humanities
NEL National Engineering Laboratory
NERC Natural Environment Research Council
NESTA National Endowment for Science, Technology and the Arts
NF Newfoundland and Labrador (postal)
NFC National Freight Consortium (formerly Corporation, then Company)
NFCG National Federation of Consumer Groups
NFER National Foundation for Educational Research
NFHA National Federation of Housing Associations
NFMS National Federation of Music Societies
NFSH National Federation of Spiritual Healers
NFT National Film Theatre
NFU National Farmers’ Union
NFWI National Federation of Women’s Institutes
NGO Non-Governmental Organisation(s)
NGTE National Gas Turbine Establishment
NH New Hampshire
NH&MRC National Health and Medical Research Council (Australia)
NHBC National House-Building Council
NHMF National Heritage Memorial Fund
NHS National Health Service
NHSU National Health Service University
NI Northern Ireland
Native Infantry
NIAB National Institute of Agricultural Botany
NIACE National Institute of Adult Continuing Education
NIACRO Northern Ireland Association for the Care and Resettlement of Offenders
NIAE National Institute of Agricultural Engineering
NIAID National Institute of Allergy and Infectious Diseases
NICE National Institute for Health and Care Excellence (formerly National Institute of Clinical Excellence, then National Institute for Health and Clinical Excellence)
NICEC National Institute for Careers Education and Counselling
NICEIC National Inspection Council for Electrical Installation Contracting
NICG Nationalised Industries Chairmen’s Group
NICRO National Institute for Crime Prevention and Re-integration of Offenders
NICS Northern Ireland Civil Service
NID Naval Intelligence Division
National Institute for the Deaf
Northern Ireland District
National Institute of Design (India)
NIESR National Institute of Economic and Social Research
NIH National Institutes of Health (US)
NIHEC Northern Ireland Higher Education Council
NIHR National Institute for Health and Care Research (formerly for Health Research)
NII Nuclear Installations Inspectorate
NILP Northern Ireland Labour Party
NIMR National Institute for Medical Research
NISTRO Northern Ireland Science and Technology Regional Organisation
NISW National Institute of Social Work
NIU Northern Ireland Unionist
NJ New Jersey
NL National Liberal
No Liability
Newfoundland and Labrador
NLCS North London Collegiate School
NLHF National Lottery Heritage Fund
NLYL National League of Young Liberals
NM New Mexico (postal)
NMC Nursing and Midwifery Council
NMR Nuclear Magnetic Resonance
NMRS National Monuments Record of Scotland
NMSI National Museum of Science and Industry
NNMA Nigerian National Merit Award
NNOM Nigerian National Order of Merit
NO Navigating Officer
NODA National Operatic and Dramatic Association
Northants Northamptonshire
Notts Nottinghamshire
NP Notary Public
NPA Newspaper Publishers’ Association
NPFA National Playing Fields Association
NPG National Portrait Gallery
NPk Nishan-e-Pakistan
NPL National Physical Laboratory
NPQH National Professional Qualification for Headship
NRA National Rifle Association
National Recovery Administration (US)
National Rivers Authority
NRAO National Radio Astronomy Observatory
NRCC National Research Council of Canada
NRD National Registered Designer
NRDC National Research Development Corporation
NRMA National Roads and Motorists’ Association
NRPB National Radiological Protection Board
NRR Northern Rhodesia Regiment
NRSA National Research Service Award (US)
NS Nova Scotia
New Style in the Calendar (in Great Britain since 1752)
National Society
National Service
ns Graduate of Royal Naval Staff College, Greenwich
NSA National Skating Association (now see NISA)
NSAIV Distinguished Order of Shaheed Ali (Maldives)
NSERC Natural Sciences and Engineering Research Council, Canada
NSF National Science Foundation (US)
NSM Non-Stipendiary Minister
NSMHC National Society for Mentally Handicapped Children (now see Mencap)
NSPCC National Society for Prevention of Cruelty to Children
NSRA National Small-bore Rifle Association
N/SSF Novice, Society of St Francis
NSW New South Wales
NT New Testament
Northern Territory (Australia)
Northwest Territories (Canada)
National Theatre
National Trust
NT&SA National Trust & Savings Association
NTF National Teaching Fellow
NTO National Training Organisation
NTUC National Trades Union Congress
NUAAW National Union of Agricultural and Allied Workers
NUBE National Union of Bank Employees (later BIFU)
NUFLAT National Union of Footwear Leather and Allied Trades (now see NUKFAT)
NUGMW National Union of General and Municipal Workers (later GMBATU)
NUHKW National Union of Hosiery and Knitwear Workers (now see NUKFAT)
NUI National University of Ireland
NUJ National Union of Journalists
NUJMB Northern Universities Joint Matriculation Board
NUM National Union of Mineworkers
NUMAST National Union of Marine, Aviation and Shipping Transport Officers
NUPE National Union of Public Employees
NUR National Union of Railwaymen (now see RMT)
NUS National Union of Students
National University of Singapore
NUT National Union of Teachers
NUU New University of Ulster
NV Nevada (postal)
NVQ National Vocational Qualification
NW North-west
NWC National Water Council
NWFP North-West Frontier Province
NWP North-Western Province
NWT North-Western Territories
NY New York
NYC New York City
NYO National Youth Orchestra
NYT National Youth Theatre
NZ New Zealand
NZEF New Zealand Expeditionary Force
NZIA New Zealand Institute of Architects
NZTF New Zealand Territorial Force
O
o only
OAM Medal of the Order of Australia
O&M organisation and method
OAP Old Age Pensioner
OAS Organisation of American States
On Active Service
OASC Officer Aircrew Selection Centre
OAU Organisation for African Unity
OB Order of Barbados
Order of Belize
OBC Order of British Columbia
OBE Officer, Order of the British Empire
OC Officer, Order of Canada (equivalent to former award SM)
OC o/c
Officer Commanding
oc only child
OCC Order of the Caribbean Community
OCDS ocds Can
Overseas College of Defence Studies (Canada)
OCF Officiating Chaplain to the Forces
OCHA Office for the Coordination of Humanitarian Affairs
OCPA Office of the Commissioner for Public Appointments
OCS Officer Candidates School
Officer Cadet School
OCSS Oxford and Cambridge Shakespeare Society
OCTU Officer Cadet Training Unit
OCU Operational Conversion Unit
OD Officer, Order of Distinction (Jamaica)
Order of Distinction (Antigua)
ODA Overseas Development Administration
ODI Overseas Development Institute
ODM Ministry of Overseas Development
ODPM Office of the Deputy Prime Minister
ODSM Order of Diplomatic Service Merit (Lesotho)
OE Order of Excellence (Guyana)
OECD Organization for Economic Co-operation and Development
OED Oxford English Dictionary
OEEC Organization for European Economic Co-operation (now see OECD)
OF Order of the Founder, Salvation Army
OFCOM Ofcom
Office of Communications
OFEMA Office Française d’Exportation de Matériel Aéronautique
OFFER Office of Electricity Regulation
Ofgem Office of Gas and Electricity Markets
OFM Order of Friars Minor (Franciscans)
OFMCap Order of Friars Minor Capuchin (Franciscans)
OFMConv Order of Friars Minor Conventual (Franciscans)
Ofqual Office of Qualifications and Examinations Regulation
OFR Order of the Federal Republic of Nigeria
OFS Orange Free State
OFSTED Office for Standards in Education
OFT Office of Fair Trading
Oftel Office of Telecommunications
Ofwat Office of Water Services
OGC Office of Government Commerce
OGS Oratory of the Good Shepherd
OH Ohio (postal)
OHMS On His (or Her) Majesty’s Service
O i/c Officer in charge
OJ Order of Jamaica
OK Oklahoma (postal)
OL Officer, Order of Leopold
Order of the Leopard (Lesotho)
OLJ Officer, Order of St Lazarus of Jerusalem
OLM Officer, Legion of Merit (Rhodesia)
Ordained Local Minister
OLY Olympian
OM Order of Merit
Order of Manitoba
OMCS Office of the Minister for the Civil Service
OMFIF Official Monetary and Financial Institutions Forum
OMI Oblate of Mary Immaculate
OMLJ Officer, Order of Merit, Order of St Lazarus of Jerusalem
OMM Officer, Order of Military Merit (Canada)
ON Order of the Nation (Jamaica)
Ontario (postal)
ONC Ordinary National Certificate
OND Ordinary National Diploma
ONDA Ordinary National Diploma in Agriculture
ONS Office for National Statistics
Order of Nova Scotia
Ont Ontario
ONZ Order of New Zealand
ONZM Officer, New Zealand Order of Merit
OON Officer, Order of the Niger
OOnt Order of Ontario
OOV Officer, Order of the Volta (Ghana)
OP Ordinis Praedicatorum (of the Order of Preachers (Dominican))
Observation Post
OPCON Operational Control
OPCS Office of Population Censuses and Surveys (now see ONS)
OPCW Organisation for the Prohibition of Chemical Weapons
OPEC Organisation of Petroleum Exporting Countries
OPEI Order of Prince Edward Island
OPM Owner President Management program
OPRA Occupational Pensions Regulatory Authority
OPS Office of Public Service
OPSS Office of Public Service and Science (later OPS)
OQ Officer, National Order of Quebec
OR Order of Rorima (Guyana)
Operational Research
Oregon (postal)
ORGALIME Organisme de Liaison des Industries Métalliques Européennes
ORHA/CPA Office of Reconstruction and Humanitarian Assistance/Coalition Provisional Authority
ORL Otorhinolaryngology
ORS Operational Research Society
ORSA Operations Research Society of America (now see INFORMS)
ORSL Order of the Republic of Sierra Leone
ORT Organization for Rehabilitation through Training
ORTF Office de la Radiodiffusion et Télévision Française
ORTT Order of the Republic of Trinidad and Tobago
o s only son
OSA Order of St Augustine (Augustinian)
Ontario Society of Artists
OSB Order of St Benedict (Benedictine)
OSC Order of Simon of Cyrene
osc Graduate of Overseas Staff College
OSCE Organisation for Security and Co-operation in Europe
OSCHR Office for Strategic Co-ordination of Health Research
OSFC Franciscan (Capuchin) Order
O/Sig Ordinary Signalman
OSMTH Ordo Supremus Militaris Templi Hierosolymitani (Supreme Military Order of the Temple of Jerusalem)
osp obiit sine prole (died without issue)
OSS Office of Strategic Services
OST Office of Science and Technology
OStJ Officer, Most Venerable Order of the Hospital of St John of Jerusalem
OSUK Ophthalmological Society of the United Kingdom
OT Old Testament
OTC Officers’ Training Corps
OTL Officer, Order of Toussaint L’Ouverture (Haiti)
OTS Office of the Third Sector
OTU Operational Training Unit
OTWSA Ou-Testamentiese Werkgemeenskap in Suider-Afrika
OU Oxford University
Open University
OUAC Oxford University Athletic Club
OUAFC Oxford University Association Football Club
OUBC Oxford University Boat Club
OUCC Oxford University Cricket Club
OUDS Oxford University Dramatic Society
OUP Oxford University Press
Official Unionist Party
OURC Oxford University Rifle Club
OURFC Oxford University Rugby Football Club
OURT Order of the United Republic of Tanzania
Oxon Oxfordshire
Oxoniensis (of Oxford)
P
PA Pakistan Army
Personal Assistant
Pennsylvania (postal)
PAA President, Australian Academy of Science
pac passed the final examination of the Advanced Class, The Military College of Science
PACE Protestant and Catholic Encounter
Property Advisers to the Civil Estate
PACTA Professional Associate, Clinical Theology Association
PALS Partnership for Active Leisure Scheme for Disabled Children
P&O Peninsular and Oriental Steamship Co.
P&OSNCo. Peninsular and Oriental Steam Navigation Co.
PAO Prince Albert’s Own
PASOK Panhellenic Socialist Movement
PBFA Provincial Booksellers Fairs Association
PBS Public Broadcasting Service
PC Privy Counsellor
Police Constable
Perpetual Curate
Peace Commissioner (Ireland)
Progressive Conservative (Canada)
pc per centum (in the hundred)
PCC Parochial Church Council
Protected Cell Company (Guernsey)
Private Cell Company
PCE Postgraduate Certificate of Education
pce passed command examinations
PCFC Polytechnics and Colleges Funding Council
PCG Primary Care Group
PCL Polytechnic of Central London
PCMO Principal Colonial Medical Officer
PCNZM Principal Companion, New Zealand Order of Merit
PCS Parti Chrétien-Social
Public and Commercial Services Union
PCT Primary Care Trust
PdD Doctor of Pedagogy (US)
PDG Président Directeur Général
PDipHEd Postgraduate Diploma in Health Education
PDR People’s Democratic Republic
PDRA post doctoral research assistant
PDSA People’s Dispensary for Sick Animals
PDTC Professional Dancer’s Training Course Diploma
PDTDip Professional Dancer’s Teaching Diploma
PE Procurement Executive
Prince Edward Island (postal)
PEI Prince Edward Island
PEN Poets, Playwrights, Editors, Essayists, Novelists (Club)
PEng Registered Professional Engineer (Canada)
Member, Society of Professional Engineers
Penn Pennsylvania
PEP Political and Economic Planning (now see PSI)
PER Professional and Executive Recruitment
PES Party of European Socialists
PEST Pressure for Economic and Social Toryism
PF Procurator-Fiscal
PFA Professional Footballers’ Association
pfc Graduate of RAF Flying College
PFHEA Principal Fellow, Higher Education Academy
PFI Private Finance Initiative
PGA Professional Golfers’ Association
PGCA Post Graduate Certificate of Adjudication
PGCE Post Graduate Certificate of Education
PGCFHE Post Graduate Certificate in Further and Higher Education
PGCHE Post Graduate Certificate in Higher Education
PGCTh Postgraduate Certificate in Theology
PGDCCI Postgraduate Diploma in Computing for Commerce and Industry
PGDFHE Postgraduate Diploma in Further and Higher Education
PGDipMin Postgraduate Diploma in Ministry
PGDL Postgraduate Diploma in Law
PGDPT Postgraduate Diploma in Pastoral Theology
PGTC Postgraduate Teaching Certificate
PGTCSE Postgraduate Teaching Certificate in Secondary Education
PH Presidential Order of Honour (Botswana)
PHAB Physically Handicapped & Able-bodied
PhB Bachelor of Philosophy
PhC Pharmaceutical Chemist
PhD Doctor of Philosophy
PHE Public Health England
Phil. Philology
Philological
Philosophy
Philosophical
PhL Licentiate in Philosophy
PHLS Public Health Laboratory Service
PhM Master of Philosophy (USA)
PhmB Bachelor of Pharmacy
Phys. Physical
PIA Personal Investment Authority
PIARC Permanent International Association of Road Congresses
PIB Prices and Incomes Board (later NBPI)
PICAO Provisional International Civil Aviation Organization (now ICAO)
PICTFOR Parliamentary Internet Communications and Technology Forum
pinx. pinxit (he painted it)
PITCOM Parliamentary Information Technology Committee (now see PICTFOR)
PJG Pingat Jasa Gemilang (Singapore)
PJHQ Permanent Joint Headquarters
PJK Pingkat Jasa Kebaktian (Malaysia)
Pl. Place
Plural
PLA Port of London Authority
PLAB Professional and Linguistic Assessments Board
PLC plc
public limited company
Plen. Plenipotentiary
PLI President, Landscape Institute
PLP Parliamentary Labour Party
Progressive Liberal Party (Bahamas)
PLR Public Lending Right
PMA Personal Military Assistant
PMC Personnel Management Centre
PMD Program for Management Development
PMedSci President, Academy of Medical Sciences
PMETB Postgraduate Medical Education and Training Board
PMG Postmaster-General
PMN Panglima Mangku Negara (Malaysia)
PMO Principal Medical Officer
Princess Mary’s Own
PMRAFNS Princess Mary’s Royal Air Force Nursing Service
PMS Presidential Order of Meritorious Service (Botswana)
President, Miniature Society
PNBS Panglima Negara Bintang Sarawak
PNEU Parents’ National Educational Union
PNG Papua New Guinea
PNP People’s National Party
PO Post Office
POB Presidential Order of Botswana
Pop. Population
POST Parliamentary Office of Science and Technology
POUNC Post Office Users’ National Council
POW Prisoner of War
Prince of Wales’s
PP Parish Priest
Past President
pp pages
PPA Professional Publishers Association (formerly Periodical Publishers Association)
PPARC Particle Physics and Astronomy Research Council
PPCLI Princess Patricia’s Canadian Light Infantry
PPCSD Past President, Chartered Society of Designers
PPDF Parti Populaire pour la Démocratie Française
PPE Philosophy, Politics and Economics
PPInstHE Past President, Institution of Highway Engineers
PPIStructE Past President, Institution of Structural Engineers
PPITB Printing and Publishing Industry Training Board
PPP Private Patients Plan
Psychology, Philosophy and Physiology
PPRA Past President, Royal Academy
PPRBA Past President, Royal Society of British Artists
PPRBS Past President, Royal Society of British Sculptors
PPRE Past President, Royal Society of Painter-Printmakers (formerly of Painter-Etchers and Engravers)
PPRIBA Past President, Royal Institute of British Architects
PPRNCM Diploma in Professional Performance, Royal Northern College of Music
PPROI Past President, Royal Institute of Oil Painters
PPRP Past President, Royal Society of Portrait Painters
PPRSA Past President, Royal Scottish Academy
PPRSW Past President, Royal Scottish Society of Painters in Water Colours
PPRTPI Past President, Royal Town Planning Institute
PPRWA Past President, Royal Watercolour Association
PPRWS Past President, Royal Society of Painters in Water Colours
PPS Parliamentary Private Secretary
PPSA Proficiency, Photographic Society of America
PPSIAD Past President, Society of Industrial Artists and Designers
PQ Province of Quebec
PQCCC Post Qualification Certificate in Child Care
PQE Professional Qualifying Examination
PR Public Relations
Parti républicain
PRA President, Royal Academy
PRASEG Associate Parliamentary Renewable and Sustainable Energy Group
PRBS President, Royal Society of British Sculptors
PRCA Public Relations Consultants Association
PRCS President, Royal College of Surgeons
PrD Doctor of Professional Practice
PRE President, Royal Society of Painter-Printmakers (formerly of Painter-Etchers and Engravers)
Preb. Prebendary
Prep. Preparatory
Pres. President
PRHA President, Royal Hibernian Academy
PRI President, Royal Institute of Painters in Water Colours
Plastics and Rubber Institute
PRIA President, Royal Irish Academy
PRIAS President, Royal Incorporation of Architects in Scotland
Prin. Principal
PRISA Public Relations Institute of South Africa
PRL Liberal Reform Party (Belgium)
PRO Public Relations Officer
Public Records Office
Proc. Proctor
Proceedings
Prof. Professor
Professional
PROI President, Royal Institute of Oil Painters
PRO NED Promotion of Non-Executive Directors
Pro tem. Pro tempore (for the time being)
ProtU Protestant Unionist Party
Prov. Provost
Provincial
Prox. Proximo (next)
Prox.acc. Proxime accessit (next in order of merit to the winner)
PRS President, Royal Society
Performing Right Society Ltd
PRSA President, Royal Scottish Academy
PRSE President, Royal Society of Edinburgh
PRSH President, Royal Society for the Promotion of Health
PRSW President, Royal Scottish Water Colour Society
PRUAA President, Royal Ulster Academy of Arts
PRWA President, Royal West of England Academy
PRWS President, Royal Society of Painters in Water Colours
PS Pastel Society
Paddle Steamer
ps passed School of Instruction (of Officers)
PSA Property Services Agency
Petty Sessions Area
psa Graduate of RAF Staff College
psc Graduate of Staff College († indicates Graduate of Senior Wing Staff College)
Personal Services Company
PSD Petty Sessional Division
Social Democratic Party (Portugal)
Panglima Setia Diraja
PSE Party of European Socialists
PSGB Pharmaceutical Society of Great Britain (now see RPSGB)
PSI Policy Studies Institute
PSIAD President, Society of Industrial Artists and Designers
PSM Panglima Setia Mahkota (Malaysia)
psm Certificate of Royal Military School of Music
PSMA President, Society of Marine Artists
PSO Principal Scientific Officer
Personal Staff Officer
PSOE Partido Socialista Obrero Español
PSS Society of Priests of St Sulpice
PsyD Doctor of Psychology
PTA Passenger Transport Authority
Parent-Teacher Association
PTC Personnel and Training Command
PTE Passenger Transport Executive
Pte Private
PThD Doctor of Pastoral Theology
ptsc passed Technical Staff College
Pty Proprietary
PUP People’s United Party
Progressive Unionist Party
PVSM Param Vishishc Seva Medal (India)
PWO Prince of Wales’s Own
PWO(CEW) Principal Warfare Officer (Communications and Electronic Warfare)
PWO(U) Principal Warfare Officer (Underwater Warfare)
PWR Pressurized Water Reactor
PYBT Prince’s Youth Business Trust
Q
Q Queen
QAA Quality Assurance Agency for Higher Education
QAIMNS Queen Alexandra’s Imperial Military Nursing Service
QARANC Queen Alexandra’s Royal Army Nursing Corps
QARNNS Queen Alexandra’s Royal Naval Nursing Service
QBD Queen’s Bench Division
QC Queen’s Counsel
Quebec (postal)
QCA Qualifications and Curriculum Authority
QCB Queen’s Commendation for Bravery
QCDA Qualifications and Curriculum Development Agency
QCVS Queen’s Commendation for Valuable Service
QCVSA Queen’s Commendation for Valuable Service in the Air
QDR Qualified in Dispute Resolution
QEH Queen Elizabeth Hall
QEO Queen Elizabeth’s Own
QFSM Queen’s Fire Service Medal for Distinguished Service
QGM Queen’s Gallantry Medal
QHC Honorary Chaplain to the Queen
QHDS Honorary Dental Surgeon to the Queen
QHNS Honorary Nursing Sister to the Queen
QHP Honorary Physician to the Queen
QHS Honorary Surgeon to the Queen
Qld Queensland
Qly Quarterly
QMAAC Queen Mary’s Army Auxiliary Corps
QMC Queen Mary College, London
QMG Quartermaster-General
QMIPRI Queen Mary Intellectual Property Research Institute
QMO Queen Mary’s Own
QMUL Queen Mary, University of London
QMW Queen Mary and Westfield College, London (now see QMUL)
QO Qualified Officer
QOOH Queen’s Own Oxfordshire Hussars
Q(ops) Quartering (operations)
Queen’s Own Royal West Kent Regiment
QOY Queen’s Own Yeomanry
QPM Queen’s Police Medal
QPSM Queen’s Public Service Medal (New Zealand)
Qr Quarter
QRIH Queen’s Royal Irish Hussars
QS Quarter Sessions
Quantity Surveying
qs RAF graduates of the Military or Naval Staff College
QSM Queen’s Service Medal (NZ)
QSO Queen’s Service Order (NZ)
QTS Qualified Teacher Status
QUB Queen’s University, Belfast
qv quod vide (which see)
QVRM Queen’s Volunteer Reserve Medal
qwi Qualified Weapons Instructor
R
(R) Reserve
RA Royal Academician
Royal Academy
Royal (Regiment of) Artillery
RAA Regional Arts Association
Royal Australian Artillery
RAAF Royal Australian Air Force
RAAMC Royal Australian Army Medical Corps
RABI Royal Agricultural Benevolent Institution
RAC Royal Automobile Club
Royal Agricultural College
Royal Armoured Corps
RACDS Royal Australian College of Dental Surgeons
RACGP Royal Australian College of General Practitioners
RAChD Royal Army Chaplains’ Department
RACI Royal Australian Chemical Institute
RACO Royal Australian College of Ophthalmologists
RACOG Royal Australian College of Obstetricians and Gynaecologists
RACP Royal Australasian College of Physicians
RACS Royal Australasian College of Surgeons
Royal Arsenal Co-operative Society
RAD Royal Academy of Dance
RADA Royal Academy of Dramatic Art
RADAR Royal Association for Disability Rights (formerly Royal Association for Disability and Rehabilitation)
RADC Royal Army Dental Corps
RAE Royal Australian Engineers
Royal Aerospace Establishment (formerly Royal Aircraft Establishment)
Research Assessment Exercise
RAEC Royal Army Educational Corps
RAEng Royal Academy of Engineering
RAeS Royal Aeronautical Society
RAF Royal Air Force
RAFA Royal Air Forces Association
RAFO Reserve of Air Force Officers (now see RAFRO)
RAFR Royal Air Force Reserve
RAFRO Royal Air Force Reserve of Officers
RAFVR Royal Air Force Volunteer Reserve
RAI Royal Anthropological Institute of Great Britain & Ireland
Radio Audizioni Italiane
RAIA Royal Australian Institute of Architects
RAIC Royal Architectural Institute of Canada
RAM (Member of) Royal Academy of Music
RAMC Royal Army Medical Corps
RAN Royal Australian Navy
R&D Research and Development
RANR Royal Australian Naval Reserve
RANVR Royal Australian Naval Volunteer Reserve
RAOC Royal Army Ordnance Corps
RAPC Royal Army Pay Corps
RARDE Royal Armament Research and Development Establishment
RARO Regular Army Reserve of Officers
RAS Royal Astronomical Society
Royal Asiatic Society
Recruitment and Assessment Services
RASC Royal Army Service Corps (now see RCT)
RASE Royal Agricultural Society of England
RAU Royal Agricultural University
RAuxAF Royal Auxiliary Air Force
RAVC Royal Army Veterinary Corps
RB Rifle Brigade
RBA Member, Royal Society of British Artists
RBK&C Royal Borough of Kensington and Chelsea
RBL Royal British Legion
RBS Royal Society of British Sculptors (now see RSS)
RBSA (Member of) Royal Birmingham Society of Artists
RBY Royal Bucks Yeomanry
RC Roman Catholic
RCA Member, Royal Canadian Academy of Arts
Royal College of Art
(Member of) Royal Cambrian Academy
RCAC Royal Canadian Armoured Corps
RCAF Royal Canadian Air Force
RCamA Member, Royal Cambrian Academy
RCAnaes Royal College of Anaesthetists
RCAS Royal Central Asian Society (now see RSAA)
RCDS Royal College of Defence Studies
rcds completed a course at, or served for a year on the Staff of, the Royal College of Defence Studies
RCGP Royal College of General Practitioners
RCHA Royal Canadian Horse Artillery
RCHME Royal Commission on Historical Monuments of England
RCM (Member of) Royal College of Music
RCN Royal Canadian Navy
Royal College of Nursing
RCNC Royal Corps of Naval Constructors
RCNR Royal Canadian Naval Reserve
RCNVR Royal Canadian Naval Volunteer Reserve
RCO Royal College of Organists
RCOG Royal College of Obstetricians and Gynaecologists
RCP Royal College of Physicians, London
RCPA Royal College of Pathologists of Australia
RCPath Royal College of Pathologists
RCPCH Royal College of Paediatrics and Child Health
RCPE RCPEd
Royal College of Physicians, Edinburgh
RCPI Royal College of Physicians of Ireland
RCPSG Royal College of Physicians and Surgeons of Glasgow
RCPsych Royal College of Psychiatrists
RCR Royal College of Radiologists
RCS Royal College of Surgeons of England
Royal Corps of Signals
Royal College of Science
RCSE RCSEd
Royal College of Surgeons of Edinburgh
RCSI Royal College of Surgeons in Ireland
RCT Royal Corps of Transport
RCVS Royal College of Veterinary Surgeons
RD Rural Dean
Royal Naval and Royal Marine Forces Reserve Decoration
Rd Road
RDA Diploma of Roseworthy Agricultural College, South Australia
Regional Development Agency
RDC Rural District Council
RDF Royal Dublin Fusiliers
RDI Royal Designer for Industry (Royal Society of Arts)
RE Royal Engineers
Fellow, Royal Society of Painter-Printmakers (formerly of Painter-Etchers and Engravers)
Religious Education
REACH Retired Executives Action Clearing House
Rear Adm. Rear Admiral
REconS Royal Economic Society
REF Research Excellence Framework
Regt Regiment
REIT Real Estate Investment Trust
REME Royal Electrical and Mechanical Engineers
REngDes Registered Engineering Designer
RERO Royal Engineers Reserve of Officers
Res. Resigned
Reserve
Resident
Research
Rev. Reverend
Review
RFA Royal Field Artillery
RFC Royal Flying Corps (now RAF)
Rugby Football Club
RFCA Reserve Forces and Cadets Association
RFD Reserve Force Decoration
RFH Royal Festival Hall
RFP Registered Forensic Practitioner
RFPS(G) Royal Faculty of Physicians and Surgeons, Glasgow (now see RCPSG)
RFR Rassemblement des Français pour la République
RFU Rugby Football Union
RGA Royal Garrison Artillery
RGI Royal Glasgow Institute of the Fine Arts
RGJ Royal Green Jackets
RGN Registered General Nurse
RGS Royal Geographical Society
RGSA Royal Geographical Society of Australasia
RHA Royal Hibernian Academy
Royal Horse Artillery
Regional Health Authority
RHASS Royal Highland and Agricultural Society of Scotland
RHB Regional Hospital Board
RHBNC Royal Holloway and Bedford New College, London
RHC Royal Holloway College, London (later RHBNC)
RHF Royal Highland Fusiliers
RHG Royal Horse Guards
RHistS Royal Historical Society
RHQ Regional Headquarters
RHR Royal Highland Regiment
RHS Royal Horticultural Society
Royal Humane Society
RHUL Royal Holloway, University of London
RHV Royal Health Visitor
Registered Health Visitor
RI (Member of) Royal Institute of Painters in Water Colours
Rhode Island
RIA Royal Irish Academy
RIAI Royal Institute of the Architects of Ireland
RIAS Royal Incorporation of Architects in Scotland
RIASC Royal Indian Army Service Corps
RIBA (Member of) Royal Institute of British Architects
RIBI Rotary International in Great Britain and Ireland
RIC Royal Irish Constabulary
Royal Institute of Chemistry (now see RSC)
RICS (Member of) Royal Institution of Chartered Surveyors
RIF Royal Inniskilling Fusiliers
RIIA Royal Institute of International Affairs
RILEM Réunion internationale des laboratoires d’essais et de recherches sur les matériaux et les constructions
RIN Royal Indian Navy
RINA Royal Institution of Naval Architects
RIPA Royal Institute of Public Administration
RIPH Royal Institute of Public Health (now see RSPH)
RIPH&H Royal Institute of Public Health and Hygiene (later RIPH; now see RSPH)
RIrF Royal Irish Fusiliers
RLC Royal Logistic Corps
RLFC Rugby League Football Club
RLSS Royal Life Saving Society
RM Royal Marines
Resident Magistrate
Registered Midwife
RMA Royal Marine Artillery
Royal Military Academy Sandhurst (now incorporating Royal Military Academy, Woolwich)
RMC Royal Military College Sandhurst (now see RMA)
RMCM (Member of) Royal Manchester College of Music
RMCS Royal Military College of Science
RMedSoc Royal Medical Society, Edinburgh
RMetS Royal Meteorological Society
RMFVR Royal Marine Forces Volunteer Reserve
RMIT Royal Melbourne Institute of Technology
RMLI Royal Marine Light Infantry
RMN Registered Mental Nurse
RMO Resident Medical Officer(s)
RMP Royal Military Police
RMPA Royal Medico-Psychological Association
RMS Royal Microscopical Society
Royal Mail Steamer
Royal Society of Miniature Painters
Royal Mail Ship
RMT National Union of Rail, Maritime and Transport Workers
Registered Massage Therapist
RN Royal Navy
Royal Naval
Registered Nurse
RNAS Royal Naval Air Service
RNAY Royal Naval Aircraft Yard
RNC Royal Naval College
RNCM (Member of) Royal Northern College of Music
RNEC Royal Naval Engineering College
RNIB Royal National Institute of Blind People (formerly Royal National Institute for the Blind, then Royal National Institute of the Blind)
RNID Royal National Institute for Deaf People (formerly Royal National Institute for the Deaf)
RNLI Royal National Life-boat Institution
RNLO Royal Naval Liaison Officer
RNLTA Royal Naval Lawn Tennis Association
RNR Royal Naval Reserve
RNRU Royal Navy Rugby Union
RNS Royal Numismatic Society
RNSA Royal Naval Sailing Association
RNSC Royal Naval Staff College
RNT Registered Nurse Tutor
Royal National Theatre
RNTNEH Royal National Throat, Nose and Ear Hospital
RNutr Registered Nutritionist
RNVR Royal Naval Volunteer Reserve
RNVSR Royal Naval Volunteer Supplementary Reserve
RNXS Royal Naval Auxiliary Service
RNZA Royal New Zealand Artillery
RNZAC Royal New Zealand Armoured Corps
RNZAF Royal New Zealand Air Force
RNZIR Royal New Zealand Infantry Regiment
RNZN Royal New Zealand Navy
RNZNVR Royal New Zealand Naval Volunteer Reserve
ROC Royal Observer Corps
ROF Royal Ordnance Factories
R of O Reserve of Officers
ROH Royal Opera House
ROI Member, Royal Institute of Oil Painters
RoSPA Royal Society for the Prevention of Accidents
RP (Member of) Royal Society of Portrait Painters
RPC Royal Pioneer Corps
RPE Rocket Propulsion Establishment
RPF Rassemblement pour la France
RPMS Royal Postgraduate Medical School
RPO Royal Philharmonic Orchestra
RPP Registered Project Professional
RPR Rassemblement pour la République
RPS Royal Photographic Society
RPSGB Royal Pharmaceutical Society of Great Britain
RRC Royal Red Cross
Rapid Reaction Corps
RRE Royal Radar Establishment (later RSRE)
RRF Royal Regiment of Fusiliers
RRS Royal Research Ship
RSA Royal Scottish Academician
Royal Society of Arts
Republic of South Africa
RSAA Royal Society for Asian Affairs
RSAF Royal Small Arms Factory
RSAI Royal Society of Antiquaries of Ireland
RSAMD Royal Scottish Academy of Music and Drama
RSanI Royal Sanitary Institute (later RSH; now see RSPH)
RSAS Royal Surgical Aid Society
RSC Royal Society of Canada
Royal Society of Chemistry
Royal Shakespeare Company
RSCM (Member of) Royal School of Church Music
RSCN Registered Sick Children’s Nurse
RSE Royal Society of Edinburgh
RSF Royal Scots Fusiliers
RSFSR Russian Soviet Federated Socialist Republic
RSGS Royal Scottish Geographical Society
RSH Royal Society for the Promotion of Health (now see RSPH)
RSL Royal Society of Literature
Returned Services League of Australia
RSM Royal School of Mines
RSM RSocMed
Royal Society of Medicine
RSMA (Member of) Royal Society of Marine Artists
RSME Royal School of Military Engineering
RSMHCA Royal Society for Mentally Handicapped Children and Adults (see Mencap)
RSNC Royal Society for Nature Conservation
RSO Rural Sub-Office
Railway Sub-Office
Resident Surgical Officer
RSPB Royal Society for Protection of Birds
RSPCA Royal Society for Prevention of Cruelty to Animals
RSPH Royal Society for Public Health
RSRE Royal Signals and Radar Establishment
RSS Royal Society of Sculptors
RSSAf Royal Society of South Africa
RSSAILA Returned Sailors, Soldiers and Airmen’s Imperial League of Australia (now see RSL)
RSSPCC Royal Scottish Society for Prevention of Cruelty to Children
RSTM&H Royal Society of Tropical Medicine and Hygiene
RSUA Royal Society of Ulster Architects
RSV Revised Standard Version
Respiratory Syncytial Virus
RSW Member, Royal Scottish Society of Painters in Water Colours
RTE Radio Telefis Eireann
Rt Hon. Right Honourable
RTL Radio-Télévision Luxembourg
RTPI Royal Town Planning Institute
RTR Royal Tank Regiment
Rt Rev. Right Reverend
RTS Religious Tract Society
Royal Toxophilite Society
Royal Television Society
RTYC Royal Thames Yacht Club
RU Rugby Union
RUA Royal Ulster Academy
RUC Royal Ulster Constabulary
RUKBA Royal United Kingdom Beneficent Association
RUR Royal Ulster Regiment
RURAL Society for the Responsible Use of Resources in Agriculture & on the Land
RUSI Royal United Services Institute for Defence and Security Studies (formerly Royal United Service Institution)
RVC Royal Veterinary College
RVS Royal Voluntary Service
RWA (Member of) Royal West of England Academy
RWAFF Royal West African Frontier Force
RWCMD Royal Welsh College of Music and Drama
RWF Royal Welch Fusiliers
RWS (Member of) Royal Society of Painters in Water Colours
RYA Royal Yachting Association
RYS Royal Yacht Squadron
RZSScot Royal Zoological Society of Scotland
S
(S) (in Navy) Paymaster
Scotland
S Succeeded
South
Saint
s son
SA South Australia
South Africa
Société Anonyme
Society of the Atonement
SAAF South African Air Force
SABC South African Broadcasting Corporation
SAC Scientific Advisory Committee
sac qualified at small arms technical long course
SACC South African Council of Churches
SACEUR Supreme Allied Commander Europe
SACIF sociedad anónima commercial industrial financiera
SACLANT Supreme Allied Commander Atlantic
SACRO Scottish Association for the Care and Resettlement of Offenders
SA de CV sociedad anónima de capital variable
SADG Société des Architectes Diplômés par le Gouvernement
SAE Society of Automobile Engineers (US)
SAHFOS Sir Alister Hardy Foundation for Ocean Science
SAN Senior Advocate of Nigeria
SARL Société à Responsabilité Limitée
SARS Severe Acute Respiratory Syndrome
Sarum Salisbury
SAS Special Air Service
Sask Saskatchewan
SASO Senior Air Staff Officer
SAT Senior Member, Association of Accounting Technicians
SATB Soprano, Alto, Tenor, Bass
SATRO Science and Technology Regional Organisation
SB Bachelor of Science (US)
SBAA Sovereign Base Areas Administration
SBAC Society of British Aerospace Companies (formerly Society of British Aircraft Constructors)
SBS Special Boat Service
Silver Bauhinia Star (Hong Kong)
SBStJ Serving Brother, Most Venerable Order of the Hospital of St John of Jerusalem
SC Star of Courage (Canada)
Senior Counsel
South Carolina
sc student at the Staff College
SCA Society of Catholic Apostolate (Pallottine Fathers)
Société en Commandité par Actions
SCAA School Curriculum and Assessment Authority
SCAO Senior Civil Affairs Officer
SCAR Scientific Committee for Antarctic Research
ScD Doctor of Science
SCDI Scottish Council for Development and Industry
SCF Senior Chaplain to the Forces
Save the Children Fund
Sch. School
SChStJ Senior Chaplain, Order of St John of Jerusalem
SCI Society of Chemical Industry
SCIE Social Care Institute of Excellence
SCIO Scottish Charitable Incorporated Organisation
SCIS Scottish Council of Independent Schools
SCL Student in Civil Law
SCLC Short Service Limited Commission
SCLI Somerset and Cornwall Light Infantry
SCM State Certified Midwife
Student Christian Movement
SCOB Supreme Counsellor of Baobab (South Africa)
SCONUL Standing Conference of National and University Libraries
Scot. Scotland
ScotBIC Scottish Business in the Community
SCOTVEC Scottish Vocational Education Council
SCRL Sociedade Cooperativa de Responsabilidade Limitada
SCVO Scottish Council for Voluntary Organisations
SD Staff Duties
South Dakota (postal)
SDA Social Democratic Alliance
Scottish Diploma in Agriculture
Scottish Development Agency
SDF Sudan Defence Force
Social Democratic Federation
SDI Strategic Defence Initiative
SDLP Social Democratic and Labour Party
SDP Social Democratic Party
SE South-east
SEAC South-East Asia Command
SEATO South-East Asia Treaty Organization
SEC Security Exchange Commission
Sec. Secretary
SED Scottish Education Department
SEE Society of Environmental Engineers
SEEDA South East England Development Agency
SEFI European Society for Engineering Education
SEN State Enrolled Nurse
Special Educational Needs
SEP Stanford Executive Program
SEPA Scottish Environmental Protection Agency
SERC Science and Engineering Research Council
SERT Society of Electronic and Radio Technicians (later IEIE)
SESO Senior Equipment Staff Officer
SF Sinn Féin
SFA Securities and Futures Authority
SFC Scottish Further and Higher Education Funding Council
SFFMLM Senior Fellow, Faculty of Medical Leadership and Management
SFHEA Senior Fellow, Higher Education Academy
SFOR Stabilisation Force
SFSEDA Senior Fellow, Staff and Higher Educational Development Association
SFTA Society of Film and Television Arts (now see BAFTA)
SG Solicitor-General
SGA Member, Society of Graphic Art
Sgt Sergeant
SHA Secondary Heads Association (now see ASCL)
Special Health Authority
SHAC London Housing Aid Centre
SHAEF Supreme Headquarters, Allied Expeditionary Force
SHAPE Supreme Headquarters, Allied Powers, Europe
SHEFC Scottish Higher Education Funding Council (now see SFC)
SHHD Scottish Home and Health Department
SHND Scottish Higher National Diploma
SHO Senior House Officer
SIA Security Industry Authority
SIAD Society of Industrial Artists and Designers (now see CSD)
SIAM Society of Industrial and Applied Mathematics (US)
SIB Shipbuilding Industry Board
Securities and Investments Board (now see FSA)
SICA-FICA Foundation for International Commercial Arbitration
SICAV Société d’Investissement à Capital Variable
SICOT Société Internationale de Chirurgie Orthopédique et de Traumatologie
SID Society for International Development
SIME Security Intelligence Middle East
SIMG Societas Internationalis Medicinae Generalis
SIROT Société Internationale pour Recherche en Orthopédie et Traumatologie
SIS Secret Intelligence Service
SITA Société Internationale de Télécommunications Aéronautiques
SITPRO Simpler Trade Procedures Board (formerly Simplification of International Trade Procedures)
SJ Society of Jesus (Jesuits)
SJAB St John Ambulance Brigade
SJD Doctor of Juristic Science
SK Saskatchewan (postal)
SL Serjeant-at-Law
Sociedad Limitada
SLAC Stanford Linear Accelerator Centre
SLC St Lucia Cross
SLD Social and Liberal Democrats
SLJ Seri Laila Jasa (Brunei)
SLP Scottish Labour Party
SLS Society of Legal Scholars
SM Medal of Service (Canada) (now see OC)
Master of Science
Officer qualified for Submarine Duties
SMA Society of Marine Artists (now see RSMA)
SMB Setia Mahkota Brunei
SMCC Submarine Commanding Officers’ Command Course
SME School of Military Engineering (now see RSME)
Small to medium-sized enterprise
SMEO Squadron Marine Engineer Officer
SMHO Sovereign Military Hospitaller Order (Malta)
SMIEE Senior Member, Institute of Electrical and Electronics Engineers (New York)
SMMT Society of Motor Manufacturers and Traders Ltd
SMN Seri Maharaja Mangku Negara (Malaysia)
SMO Senior Medical Officer
Sovereign Military Order
SMP Senior Managers’ Program
SMPTE Society of Motion Picture and Television Engineers (US)
SMS Short Message Service
SNAME Society of Naval Architects and Marine Engineers (US)
SNCF Société Nationale des Chemins de Fer Français
SND Sisters of Notre Dame
SNH Scottish Natural Heritage
SNP Scottish National Party
SNTS Society for New Testament Studies
SO Staff Officer
Scientific Officer
Symphony Orchestra
SOAF Sultan of Oman’s Air Force
SOAS School of Oriental and African Studies
Soc. Society
Socialist (France, Belgium)
SOCA Serious and Organised Crime Agency
Soc & Lib Dem Social and Liberal Democrats (now see Lib Dem)
Soc Dem Social Democrats
SOE Special Operations Executive
Society of Operations Engineers
SOGAT Society of Graphical and Allied Trades (now see GPMU)
SOLACE Solace
Society of Local Authority Chief Executives
SOLT Society of London Theatre
SOM Society of Occupational Medicine
Saskatchewan Order of Merit (Canada)
SONIA Sterling Overnight Index Average
SOSc Society of Ordained Scientists
SOTS Society for Old Testament Study
sowc Senior Officers’ War Course
SP Self-Propelled (Anti-Tank Regiment)
sp sine prole (without issue)
SpA Società per Azioni
SPAB Society for the Protection of Ancient Buildings
SPARKS Sport Aiding Medical Research for Children
SPCA Society for the Prevention of Cruelty to Animals
SPCK Society for Promoting Christian Knowledge
SPCM Darjah Seri Paduka Cura Si Manja Kini (Malaysia)
SPD Salisbury Plain District
Sozialdemokratische Partei Deutschlands
SPDK Seri Panglima Darjal Kinabalu
SPG Society for the Propagation of the Gospel (now see USPG)
SPk Sitara-e-Pakistan
SPMB Seri Paduka Makhota Brunei
SPMK Darjah Kebasaran Seri Paduka Mahkota Kelantan (Malaysia)
SPMO Senior Principal Medical Officer
SPNC Society for the Promotion of Nature Conservation (now see RSNC)
SPNM Society for the Promotion of New Music
SPR Society for Psychical Research
sprl société de personnes à responsabilité limitée
SPSO Senior Principal Scientific Officer
SPTL Society of Public Teachers of Law (now see SLS)
SPUC Society for the Protection of Unborn Children (formerly the Unborn Child)
Sq. Square
sq staff qualified
SQA Sitara-i-Quaid-i-Azam (Pakistan)
Sqdn Sqn
Squadron
SR Special Reserve
Southern Railway
Southern Region (BR)
SRA Solicitors Regulation Authority
SRC Science Research Council (later SERC)
Students’ Representative Council
SRCh State Registered Chiropodist
SRHE Society for Research into Higher Education
SRIS Science Reference Information Service
SRN State Registered Nurse
SRO Supplementary Reserve of Officers
Self-Regulatory Organisation
SRP State Registered Physiotherapist
SS Saints
Straits Settlements
Steamship
SSA Society of Scottish Artists
Side Saddle Association
SSAC Social Security Advisory Committee
SSAFA Soldiers, Sailors, Airmen and Families Association (formerly Soldiers’, Sailors’, and Airmen’s Families Association, then Soldiers, Sailors, Airmen and Families Association Forces Help)
SSBN Nuclear Submarine, Ballistic
SSC Solicitor before Supreme Court (Scotland)
Sculptors Society of Canada
Societas Sanctae Crucis (Society of the Holy Cross)
Short Service Commission
SSEB South of Scotland Electricity Board
SSEES School of Slavonic and East European Studies
SSF Society of St Francis
SSJE Society of St John the Evangelist
SSLC Short Service Limited Commission
SSM Society of the Sacred Mission
Seri Setia Mahkota (Malaysia)
SSO Senior Supply Officer
Senior Scientific Officer
SSR Soviet Socialist Republic
SSRC Social Science Research Council (now see ESRC)
SSSI Sites of Special Scientific Interest
SSSR Society for the Scientific Study of Religion
SSStJ Serving Sister, Most Venerable Order of the Hospital of St John of Jerusalem
St Street
Saint
STA Sail Training Association
STB Sacrae Theologiae Baccalaureus (Bachelor of Sacred Theology)
STC Senior Training Corps
STD Sacrae Theologiae Doctor (Doctor of Sacred Theology)
STEM Science, technology, engineering and mathematics
STEP Skills To Empower Programme
STETS Southern Theological Education and Training Scheme
STFC Science and Technology Facilities Council
STh Scholar in Theology
Stip. Stipend
Stipendiary
STL Sacrae Theologiae Lector (Reader or a Professor of Sacred Theology)
STM Sacrae Theologiae Magister (Master of Sacred Theology)
STP Sacrae Theologiae Professor (Professor of Divinity, old form of DD)
STSO Senior Technical Staff Officer
STV Scottish Television
SUNY State University of New York
Supp. Res. Supplementary Reserve (of Officers)
Supt Superintendent
Surg. Surgeon
Surv. Surviving
SW South-west
SWET Society of West End Theatre (now see SOLT)
SWO Staff Warfare Officer
SWRB Sadler’s Wells Royal Ballet
T
T Telephone
Territorial
TA Telegraphic Address
Territorial Army
TAF Tactical Air Force
T&AVR Territorial and Army Volunteer Reserve
TARO Territorial Army Reserve of Officers
TAS Torpedo and Anti Submarine Course
TASS Technical, Administrative and Supervisory Section of AUEW (now part of MSF)
TAVRA TA&VRA
Territorial Auxiliary and Volunteer Reserve Association (now see RFCA)
TC Order of the Trinity Cross (Trinidad and Tobago)
TCCB Test and County Cricket Board (now see ECB)
TCD Trinity College, Dublin (University of Dublin, Trinity College)
TCF Temporary Chaplain to the Forces
TCPA Town and Country Planning Association
TD Territorial Efficiency Decoration
Efficiency Decoration (T&AVR) (since April 1967)
Teachta Dala (Member of the Dáil, Eire)
TDA Training and Development Agency for Schools
TDD Tubercular Diseases Diploma
TE Technical Engineer
TEC Technician Education Council (later BTEC)
Training and Enterprise Council
Tech(CEI) Technician
TechRICS Technical Member, Royal Institution of Chartered Surveyors
TEF Teaching Excellence Framework
TEFL Teaching English as a Foreign Language
TEFLA Teaching English as a Foreign Language to Adults
TEM Territorial Efficiency Medal
TEMA Telecommunication Engineering and Manufacturing Association
Temp. Temperature
Temporary
TEng(CEI) Technician Engineer (now see IEng)
Tenn Tennessee
TEO Teaching English Overseas
TES Times Educational Supplement
TESL Teaching English as a Second Language
TESOL Teaching English to Speakers of other Languages
Tex Texas
TF Territorial Force
TfL Transport for London
TFR Territorial Force Reserve
TFTS Tactical Fighter Training Squadron
TGEW Timber Growers England and Wales Ltd
TGO Timber Growers’ Organisation (now see TGEW)
TGWU Transport and General Workers’ Union
ThD Doctor of Theology
THES Times Higher Education Supplement
ThL Theological Licentiate
ThM Master of Theology
ThSchol Scholar in Theology
TIMS The Institute of Management Sciences (now see INFORMS)
TISCA The Independent Schools Christian Alliance
TLS Times Literary Supplement
TMA Theatrical Management Association
TN Tennessee (postal)
TNC Theatres National Committee
TOPSS Training Organisation for the Personal Social Services
TPI Town Planning Institute (now see RTPI)
TPP Transport Planning Professional
TPsych Trainer in Psychiatry
TQ Teaching Qualification
TRA Tenants’ and Residents’ Association
Trans. Translation
Translated
Transf. Transferred
TrATB Treble, Alto, Tenor, Bass
TRC Thames Rowing Club
TRE Telecommunications Research Establishment (later RRE)
TRH Their Royal Highnesses
TRIC Television and Radio Industries Club
Trin. Trinity
TRL Transport Research Laboratory
TRRL Transport and Road Research Laboratory (now see TRL)
TS Training Ship
Turbine Steamer
TSB Trustee Savings Bank
tsc passed a Territorial Army Course in Staff Duties
TSE Transmissible Spongiform Encephalopathies
TSSA Transport Salaried Staffs’ Association
TSSF Tertiary, Society of St Francis
TSWA Television South West Arts
TTA Teacher Training Agency (now see TDA)
TUC Trades Union Congress
TUS Trade Union Side
TUSC Trade Unionist and Socialist Coalition
TUV Traditional Unionist Voice
TV Television
TVEI Technical and Vocational Education Initiative
TWA Thames Water Authority
TX Texas (postal)
U
U Unionist
u uncle
UA Unitary Authority
UACE Universities Association for Continuing Education
UAE United Arab Emirates
UAL University of the Arts London
UAU Universities Athletic Union
UBC University of British Columbia
UC University College
UCAS Universities and Colleges Admissions Service
UCCA Universities Central Council on Admissions
UCCF Universities and Colleges Christian Fellowship of Evangelical Unions
UCD University College Dublin
UCE University of Central England
UCEA Universities and Colleges Employers Association
UCET Universities Council for Education of Teachers
UCH University College Hospital (London)
UCI Union Cycliste Internationale
UCL University College London
UCLA University of California at Los Angeles
UCLES University of Cambridge Local Examinations Syndicate
UCLH University College London Hospital
UCMSM University College and Middlesex School of Medicine
UCNW University College of North Wales
UCS University College School
UCSB University of California at Santa Barbara
UCSD University of California at San Diego
UCSF University of California at San Francisco
UCUNF Ulster Conservatives and Unionists - New Force
UCW University College of Wales
Union of Communication Workers (now see CWU)
UDC Urban District Council
Urban Development Corporation
UDF Union Defence Force
Union pour la démocratie française
UDM United Democratic Movement (South Africa)
UDR Ulster Defence Regiment
Union des Démocrates pour la VèmeRépublique (later RPR)
UDSR Union Démocratique et Socialiste de la Résistance
United Empire Loyalist
UEA University of East Anglia
UEC Union Européene de Cyclisme
UEFA Union of European Football Associations
UEL University of East London
UEMS Union Européenne des Médecins Spécialistes
UF United Free Church
UFAW Universities Federation for Animal Welfare
UFC Universities’ Funding Council
UGC University Grants Committee (later UFC)
UHI University of the Highlands and Islands (formerly University of the Highlands and Islands Millennium Institute)
UIAA Union Internationale des Associations d’Alpinisme
UICC Union Internationale contre le Cancer
UIE Union Internationale des Etudiants
UISPP Union Internationale des Sciences Préhistoriques et Protohistoriques
UITP International Union of Public Transport
UJD Utriusque Juris Doctor (Doctor of both Laws, Doctor of Canon and Civil Law)
UK United Kingdom
UKAEA United Kingdom Atomic Energy Authority
UKCC United Kingdom Central Council for Nursing, Midwifery and Health Visiting
UKCCCR United Kingdom Co-ordinating Committee on Cancer Research
UKCICC United Kingdom Commanders-in-Chief Committees
UKCISA United Kingdom Council for International Student Affairs
UKCOSA United Kingdom Council for Overseas Student Affairs (now see UKCISA)
UKCP United Kingdom Council for Psychotherapy
UKERNA United Kingdom Education and Research Networking Association
UKHSA United Kingdom Health Security Agency
UKIAS United Kingdom Immigrants’ Advisory Service
UKIC United Kingdom Institute for Conservation
UKIP United Kingdom Independence Party
UKLF United Kingdom Land Forces
UKMEA United Kingdom, Middle East and Africa
UKMF(L) United Kingdom Military Forces (Land)
UKMILREP United Kingdom Military Representative
UKMIS United Kingdom Mission
UKOLN United Kingdom Office of Library Networking
UKOOA United Kingdom Offshore Operators Association
UKPIA United Kingdom Petroleum Industry Association Ltd
UKRI UK Research and Innovation
UKSC United Kingdom Support Command
UKSLS United Kingdom Services Liaison Staff
UKTI UK Trade & Investment
UKU United Kingdom Unionist
ULPS Union of Liberal and Progressive Synagogues
UMDS United Medical and Dental Schools
UMIST University of Manchester Institute of Science and Technology
UMP Union pour un Mouvement Populaire (formerly Union pour la Majorité Présidentielle)
UN United Nations
UNA United Nations Association
UNCAST United Nations Conference on the Applications of Science and Technology
UNCIO United Nations Conference on International Organisation
UNCITRAL United Nations Commission on International Trade Law
UNCSTD United Nations Conference on Science and Technology for Development
UNCTAD Unctad
United Nations Commission for Trade and Development
UNDP United Nations Development Programme
UNDRO United Nations Disaster Relief Organisation
UNECA United Nations Economic Commission for Asia
UNECE United Nations Economic Commission for Europe
UNED United Nations Environment and Development
UNEP United Nations Environment Programme
UNESCO Unesco
United Nations Educational, Scientific and Cultural Organisation
UNFAO United Nations Food and Agriculture Organisation
UNFICYP United Nations Force in Cyprus
UNHCR United Nations High Commissioner for Refugees
UNICE Union des Industries de la Communauté Européenne
UNICEF Unicef
United Nations Children’s Fund (formerly United Nations International Children’s Emergency Fund)
UNIDO United Nations Industrial Development Organisation
UNIDROIT Institut International pour l’Unification du Droit Privé
UNIFEM United Nations Development Fund for Women
UNIFIL United Nations Interim Force in Lebanon
UNIPEDE Union Internationale des Producteurs et Distributeurs d’Energie Electrique
UNISIST Universal System for Information in Science and Technology
UNITAR United Nations Institute of Training and Research
Univ. University
UNO United Nations Organization
UNODC United Nations Office on Drugs and Crime
UNRRA United Nations Relief and Rehabilitation Administration
UNRWA United Nations Relief and Works Agency
UNSCOB United Nations Special Commission on the Balkans
UOM Officer, National Order of Merit (Malta)
UP United Provinces
Uttar Pradesh
United Presbyterian
UPGC University and Polytechnic Grants Committee
UPNI Unionist Party of Northern Ireland
UPU Universal Postal Union
UPUP Ulster Popular Unionist Party
URC United Reformed Church
Urban Regeneration Company
URSI Union Radio-Scientifique Internationale
US United States
USA United States of America
USAAF United States Army Air Force
USAF United States Air Force
USAID United States Agency for International Development
USAR United States Army Reserve
USC University of Southern California
USDAW Union of Shop Distributive and Allied Workers
USM Unlisted Securities Market
USMA United States Military Academy
USMC United States Marine Corps
USN United States Navy
USNR United States Naval Reserve
USPG United Society Partners in the Gospel (formerly United Society for the Propagation of the Gospel)
USPHS United States Public Health Service
USPS United States Postal Service
USS United States Ship
USSR Union of Soviet Socialist Republics
USVI United States Virgin Islands
UT Utah (postal)
UTC University Training Corps
U3A University of the Third Age
UTS University of Technology, Sydney
UU Ulster Unionist
UUK Universities UK
UUP Ulster Unionist Party
UUUC United Ulster Unionist Coalition
UUUP United Ulster Unionist Party
UWCC University of Wales College of Cardiff
UWCM University of Wales College of Medicine
UWE University of the West of England
UWIC University of Wales Institute, Cardiff
UWIST University of Wales Institute of Science and Technology
UWP United Workers’ Party (Dominica)
UWS University of the West of Scotland
UWT Union of Women Teachers
UWTSD University of Wales Trinity Saint David
V
V Five (Roman numerals)
Version
Vicar
Viscount
Vice
v versus (against)
v vid.
vide (see)
VA Virginia (postal)
Va Virginia
VAD Voluntary Aid Detachment
V&A Victoria and Albert
VAT Value Added Tax
VC Victoria Cross
Voluntary Controlled
VCAS Vice Chief of the Air Staff
VCDS Vice Chief of the Defence Staff
VCGS Vice Chief of the General Staff
VCM Member, Victoria College of Music
VCNS Vice Chief of the Naval Staff
VCT Venture Capital Trust
VD Royal Naval Volunteer Reserve Officers’ Decoration (now VRD)
Volunteer Officers’ Decoration
Victorian Decoration
VDC Volunteer Defence Corps
VDI (Member) Verein Deutscher Ingenieure
Ven. Venerable
Vet. Veterinary
VetMB Bachelor of Veterinary Medicine
VG Vicar-General
Vic Victoria
Vice Adm. Vice Admiral
VIP Very Important Person
Visc. Viscount
VLSI Very Large Scale Integration
VLV Voice of the Listener and Viewer
VM Victory Medal
VMA Fixed Wing Marine Attack
VMGO Vice Master General of the Ordnance
VMH Victoria Medal of Honour (Royal Horticultural Society)
VMSM Voluntary Medical Services Medal
Vol. Volume
Voluntary
Volunteers
VP Vice-President
VPP Volunteer Political Party
VPRP Vice-President, Royal Society of Portrait Painters
VQMG Vice-Quartermaster-General
VR Victoria Regina (Queen Victoria)
Volunteer Reserve
VRD Royal Naval Volunteer Reserve Officers’ Decoration
VRSM Volunteer Reserves Service Medal
VSO Voluntary Service Overseas
VT Vermont (postal)
Vt Vermont
VUP Vanguard Unionist Party
VVD Volkspartij voor Vrijheiden Democratie
W
W West
Website
WA Western Australia
Washington (postal)
WAAF Women’s Auxiliary Air Force (later WRAF)
WACL Women in Advertising and Communications, London
WAOS Welsh Agricultural Organisations Society
Wash Washington State
WCC World Council of Churches
W/Cdr Wing Commander
WCMD Welsh College of Music and Drama (now see RWCMD)
WDA Welsh Development Agency
WEA Workers’ Educational Association
Royal West of England Academy
WEF World Economic Forum
WEU Western European Union
WFEO World Federation of Engineering Organisations
WFSW World Federation of Scientific Workers
WFTU World Federation of Trade Unions
WhF Whitworth Fellow
WHO World Health Organization
WhSch Whitworth Scholar
WI West Indies
Women’s Institute
Wisconsin (postal)
Wilts Wiltshire
WIPO World Intellectual Property Organization
Wis Wisconsin
Wits Witwatersrand
WJEC Welsh Joint Education Committee
WLD Women Liberal Democrats
Wm William
WMA World Medical Association
WMO World Meteorological Organization
WNO Welsh National Opera
WO War Office
Warrant Officer
Worcs Worcestershire
WR West Riding
Western Region (BR)
WRAC Women’s Royal Army Corps
WRAF Women’s Royal Air Force
WRNS Women’s Royal Naval Service
WRVS Women’s Royal Voluntary Service (now see RVS)
WS Writer to the Signet
WSAVA World Small Animal Veterinary Association
WSET Wine and Spirits Educational Trust
WSPA World Society for the Protection of Animals
WTO World Trade Organisation
WV West Virginia (postal)
WVS Women’s Voluntary Services (later WRVS)
WWF World Wide Fund for Nature (formerly World Wildlife Fund)
WY Wyoming (postal)
X
X Ten (Roman numerals)
XO Executive Officer
Y
y youngest
YC Young Conservative
YCNAC Young Conservatives National Advisory Committee
Yeo. Yeomanry
YHA Youth Hostels Association
YMCA Young Men’s Christian Association
YOI Young Offenders Institute
Yorks Yorkshire
YPTES Young People’s Trust for Endangered Species
yr younger
yrs years
YT Yukon Territory (postal)
YTS Youth Training Scheme
YVFF Young Volunteer Force Foundation
YWCA Young Women’s Christian Association
Z
ZANU PF Zimbabwe African National Union Patriotic Front
ZAPU Zimbabwe African People’s Union
ZIPRA Zimbabwe People’s Revolutionary Army
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