Abbreviation with Letter ‘A’

AAI – Airport Authority of India

AAO – Assistant Accounts Officer / Assistant Administrative Officer

AB – Autonomous Bodies

ABA – Anti Boost Missile

ABC – Audit Bureau of Circulation

ABM – Anti Ballistic Missile

ABVP – Akhil Bharatiya Vidyarthi Parishad

AC – Assistant Collector / Assistant Commissioner

AC – Air Conditioner, Alternative Current

ACL – Access Control List

ACT – Association of Computer Technology

AD – Anno Domini (In the year of the Lord)

ADB – Asian Development Bank

ADCCP – Advanced Data Communication Control Procedure

ADCST – Advanced Diploma in Computer Software Technology

ADP – Automatic Data Processing

ADWKT – Advanced Diploma in WEB Kintting Technology

AEC – Atomic Energy Commission

AEO – Assistant Educational Officer

AG – Accountant General / Advocate General

AGM – Asst. General Manager

AGM – Annual General Meeting

AI – Artificial Intelligence

AI – Air India

AIAIA – All India Anglo Indian Association

AIBEA – All Kerala Bank Employees Association

AIBOA – All India Bank Officers Association

AICC – All India Congress Committee

AICF – All India Chess Federation

AICTE – All India Council for Technical Education

AIDS – Acquired Immuno Deficiency Syndrome

AIDWA – All India Democratic Women’s Association

AIFF – All India Football Federation

AIIMS – All India Institute of Medical Science

AIMMK – All India Muvender Mennetra Kazhagam

AIMPLB – All India Muslim Personal Law Board

AIMS – Amrita Institute of Medical Sciences and Research Centre

AINEC – All India Newspaper Editors’ Conference

AITA – All India Tennis Association

AITUC – All India Trade Union Congress

AIYF – All India Youth Federation

AKBEF – All Kerala Bank Employees Federation

AKPCTA – All Kerala Private College Teachers’ Association

AKPTA – All Kerala Private Teachers Association

ALGOL – ALGOrithmic Language

ALU – Arithmetic/Logic Unit

AM – Assistant Manager

AM – Arithmetic Mean

AM – Ante Meridiem (before noon)

AMA – Authorised Medical Attendants

AMC – Army Medical Corps

AMC – Annual Maintenance Contract

AMIE – Associate Member of the Institute of Engineers

AMMA – Association of Malayalam Movie Artists

ANAA – Alpha Napthyl Acetic Acid

ANC – African National Congress

ANERT – Agency for Nonconventional Energy and Rural Technology

ANFO – Ammonium Nitrate Fuel Oil

ANSI – American National Standards Institute

AO – Accounts Officer/Administrative Officer

AoA – Articles of Association

AOP – Association of Persons

AP – Arithmetic Progression

AP – Andra Pradesh

APEC – Asia Pacific Economic Cooperation

API – Application Program Interface

APL – A Programming Language

APPLE – Arine Passenger Pay Load Experiment

ARO – Advance Release Order

AS – Accounting Standards

ASCL – Asianet Satellite Communication Limited

ASDL – Asymmetric Digital Subscriber Line

ASEAN – Association of South East Asian Nations

ASI – Additional Sub-Inspector

ASLV – Augmented Satellite Launch Vehicle

ASR – Automatic Send and Receive

ATM – Automated Teller Machine

AU – Arithmetic Unit

AVS – Arya Vaidy Sala

AY – Assessment Year

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