A to Z full form list - An abbreviation is a short form of a word or a group of words.

An abbreviation is a short form of a word or a group of words. They are commonly used because they save time and space. Here are some common abbreviations:

AD — Anno Domini (in the year of Our Lord)

AIDS — Acquired Immune Deficiency Syndrome

AIIMS — All India Institute of Medical Sciences

AIR — All India Radio

A.M. — ante meridiem (before noon)

AMU — Aligarh Muslim University

AP — Associated Press

ATM — Automated Teller Machine

B&W — Black and White

BA — Bachelor of Arts

B B C — British Broadcasting Corporation

BC — Before Christ

BEd. — Bachelor of Education

BP — Blood Pressure

BSc. — Bachelor of Science

BSF — Border Security Force

B S N L — Bharat Sanchar Nigam Limited

CA — Chartered Accountant

CBI — Central Bureau of Investigation

CBSE — Central Board of Secondary Education

CBT — Children’s Book Trust

CFL — Compact Fluorescent Lamp

C I A — Central Intelligence Agency (USA)

C I D — Criminal Investigation Department

CNN — Cable News Network

C T B T — Comprehensive Test Ban Treaty

DIG — Deputy Inspector General

DNA — Deoxyribonucleic Acid

DOS — Disk Operating System

DTP — Desk-top Publishing

DVD — Digital Versatile Disc

E & O E — Errors and Omissions Exempted

ECG — Electrocardiogram

E.g. — Exempli Gratia (for example)

EMI — Equated Monthly Installments

Etc. — et cetera (and other things)

FBI — Federal Bureau of Investigation

FIFA — Federation International de Football Association (Federation of the International Football Association)

FIR — First Information Report

FM — Frequency Modulation

GMT — Greenwich Mean Time

Govt. — Government

GPO — General Post Office

HIV — Human Immunodeficiency Virus

HQ — Headquarters

IA — Indian Airlines

IAF — Indian Air Force

IAS — Indian Administrative Service

IBM — International Business Machines

ICU — Intensive Care Unit

i.e. — id est (that is)

IG N O U — Indira Gandhi National Open University

IIT — Indian Institute of Technology

INA — Indian National Army

INTERPOL — International Criminal Police Commission

IPS — Indian Police Service

IQ — Intelligence Quotient

ISBN — International Standard Book

Number

ISD — International Subscriber Dialling

ISI — Indian Standards Institution/Inter-

Services Intelligence (Pakistan)

IST — Indian Standard Time

ISRO — Indian Space Research

Organization

ITI — Industrial Training Institute

ITO —Income Tax Officer/International Trade Organization

lbw — leg before wicket

LCD — Liquid-crystal Display

LIC — Life Insurance Corporation

LLB — Bachelor of Laws

LPG — Liquefied Petroleum Gas

Ltd. — Limited

LTTE — Liberation Tigers of Tamil Eelam

MA — Master of Arts

MBA — Master of Business Administration

MBBS — Bachelor of Medicine and Bachelor of Surgery

MLA — Member of Legislative Assembly

MNC — Multinational Corporation

MO — Money Order

MP — Member of Parliament

Mr. — Mister

Mrs. — Missus/Missis

MSc. — Master of Science

MTNL — Mahanagar Telephone Nigam Limited

NASA — National Aeronautics and Space Administration (USA)

NATO — North Atlantic Treaty Organization

NB — nota bene (note well)

NBT — National Book Trust

NCC — National Cadet Corps

NCERT — National Council of Educational Research and Training

NDA — National Defence Academy

NFDC — National Film Development Corporation

NIIT — National Institute of Information Technology

NRI — Non-resident Indian

OK — Okay (all correct)

OPD — Outdoor Patients Department

PC — Personal Computer

Ph.D — Doctor of Philosophy

PIB — Press Information Bureau

PIN — Postal Index Number/Personal Identification Number

p.m. — post meridiem (after noon)

PM — Prime Minister

PNB — Punjab National Bank

PO — Post Office

PTI — Press Trust of India

PTO — Please Turn Over

Pvt. — Private

R&D — Research and Development

RBI — Reserve Bank of India

RSVP — repondez sil vous plait (please reply)

SAARC — South Asian Association for Regional Co-operation

SAIL — Steel Authority of India Limited

SBI — State Bank of India

SC — Supreme Court/Schedule Caste

Sign. — Signature

SIM — Subscriber Identification

Module (Card)

SLV — Satellite Launch Vehicle

SMS — Short Message Service

SOS — Save Our Souls

STD — Subscriber Trunk Dialling

TTE — Train Ticket Examiner

UFO — Unidentified Flying Object 

UNESCO — United Nations Educational, Scientific and Cultural Organization

UNI — United News of India

UNICEF — United Nations Children’s Fund

UNO — United Nations Organization

UPSC — Union Public Service Commission

via — by way of

VIP — Very Important Person

viz. — videlicet (namely)

VPP — Value Payable Post

vs. — versus (against)

WHO — World Health Organization

WWF — Worldwide Fund for Nature

www — worldwide web

Xmas — Christmas

YMCA — Young Men’s Christian Association

YWCA — Young Women’s Christian Association