10th English Abbreviations and Acronyms Important for Public Exam 2026

ABBREVIATION AND ACRONYMS

Definition:

"Abbreviation" என்பதன் தமிழ் அர்த்தம் "சுருக்கம்" என்பதாகும். இவை நீண்ட வாக்கியங்கள் அல்லது சொற்றொடர்கள் போன்றவற்றை எளிதாகப் பயன்படுத்துவதற்கு உதவுபவைகளாகும்.

"Acronyms" என்றால் ஒரு சொற்றொடரின் முதல் எழுத்துக்களை எடுத்து அவற்றை இன்னுமொரு புதியச் சொல் போன்று பேசுப்படும் சுருக்கப்பெயர்களாகும்.

Study Material: List of Abbreviations & Expansions

1.

P.A.

Personal Assistant

2.

P.S.

Personal Secretary / Post Script

3.

B. Tech.

Bachelor of Technology

4.

B.P.

Blood Pressure

5.

A.I.R.

All India Radio

6.

Dr.

Doctor

7.

G.M.

General Manager

8.

S.B.I.

State Bank Of India

9.

B. Pharm.

Bachelor of Pharmacy

10.

S.S.L.C.

Secondary School Leaving Certificate

11.

B.Com

Bachelor of Commerce

12.

M.Com

Master of Commerce

13.

B.Sc.

Bachelor of Science

14.

M.Sc.

Master of Science

15.

M.S.

Master of Surgery

16.

M.B.B.S

Bachelor of Medicine And Bachelor Of Surgery

17.

Β.Ε.

Bachelor of Engineering

18.

Μ.Ε.

Master of Engineering

19.

B.L.

Bachelor of Law

20.

B.Ed.

Bachelor of Education

21.

M.Ed

Master of Education

22.

L.P.G.

Liquefied Petroleum Gas

23.

A.U.T.

Association of University Teachers

24.

F.A.O.

Food and Agriculture Organization

25.

F.C.A.

Fellow of the Institute of Charted Accountants

26.

G8

Group of Eight Nations

27.

С.М.

Chief Minister

28.

Ρ.Μ.

Prime Minister

29.

F.M.

Frequency Modulation

30.

Α.Τ.Μ.

Automated Teller Machine

31.

D.E.O.

District Educational Officer

32.

Α.Ε.Ο.

Assistant Educational Officer

33.

I.A.S.

Indian Administrative Service

34.

I.P.S.

Indian Police Service

35.

M.L.A.

Member of Legislative Assembly

36.

M.P.

Member of Parliament

37.

Β.Ρ.Ο.

Business Process Outsourcing

38.

Κ.Ρ.Ο.

Knowledge Process Outsourcing

39.

С.В.І.

Central Bureau of Investigation

40.

Κ.Κ.Ν.P.P.

Kudankulam Nuclear Power Plant

41.

В.В.С.

British Broadcasting Corporation

42.

C.C.T.V.

Closed Circuit Television

43.

R.T.E.

Right To Education

44.

S.A.T.

Scholastic Aptitude Test

45.

C.A.D.

Computer Aided Designing

46.

C.D.

Compact Disc

47.

C.P.U.

Central Processing Unit

48.

Μ.Β.Α.

Master of Business Administration

49.

M.Phil.

Master of Philosophy

50.

I.F.S.

Indian Foreign Service (Or) Indian Forest Service

51.

N.D.A.

National Defence Academy

52.

L.A.N.

Local Area Network

53.

U.P.S.

Uninterrupted Power Supply

54.

S.M.S.

Short Messaging Service

55.

N.S.S.

National Service Scheme

56.

U.N.O.

United Nations Organization

57.

V.I.P.

Very Important Person

58.

U.G.C.

University Grants Commission

59.

Ρ.Ι.Ν.

Postal Index Number

60.

T.N.P.S.C.

Tamil Nadu Public Service Commission

61.

M.C.A.

Master of Computer Application

62.

W.H.Ο.

World Health Organization

63.

Τ.Ο.E.F.L.

Test Of English as a Foreign Language

64.

I.E.L.T.S.

International English Language Testing System

65.

G.A.Τ.Ε.

Graduate Aptitude Test for Engineering

66.

С.А.Т.

Common Aptitude Test

67.

I.S.R.O.

Indian Space Research Organization

68.

N.A.S.A.

National Aeronautics and Space Administration

69.

AVADI

Armed Vehicles and Ammunition Depot of India

70.

TANSI

Tamil Nadu Small Scale Industries

71.

PAN

Permanent Account Number

72.

AIDS

Acquired Immuno Deficiency Syndrome

73.

RAM

Random Access Memory

74.

ROM

Read Only Memory

75.

VISCOM

Visual Communication

76.

SAARC

South Asian Association for Regional Co-operation

77.

OPEC

Organization of Petroleum Exporting Countries

78.

UNESCO

United Nations Educational Scientific and Cultural Organisation

79.

NEWS

North East West South

80.

HUDCO

Housing and Urban Development

81.

POTA

Prevention Of Terrorist Activities Act

82.

ESMA

Essential Services Maintenance Act

83.

SALT

Strategic Arms Limitation Talks

84.

UFO

Unidentified Flying Object

85.

ILO

International Labour Organization

86.

TAFE

Tractor And Farming Equipment

87.

RBI

Reserve Bank Of India

88.

SSC

Staff Selection Commission

89.

IOC

Indian Oil Corporation

90.

NGO

Non-Government Organization

Exercises: Abbreviations & Acronyms

1. Choose the correct expansion of the abbreviation SIM. (MDL-19)

• a) Subscriber Information Module
• b) Subscriber Identification Module
• c) Student Identification Module
• d) School Identification Module

2. Choose the correct expansion of the abbreviation IMF (PTA-1)

• a) Indian Monetary Fund
• b) International Mutual Fund
• c) International Monetary Fund
• d) Indian Mutual Fund.

3. Choose the correct expansion of the abbreviation MRI. (PTA - 2)

• a) Magnified Resonance Imaging
• b) Magnified Reasoning Imagery
• c) Magnetic Resonance Imaging
• d) Magnetic Resonance Imagery

4. Choose the correct expansion of the abbreviation IIT. (PTA-3)

• a) International Institute of Teaching
• b) Indian Institute of Teaching
• c) Indian Institute of Technology
• d) International Institute of Technology

5. The common expansion of CBI is (PTA - 4)

• a) Central Bureau of Investigation
• b) Central Banks of India
• c) Central Bureau of Investigators
• d) Central Bureau of Investors

6. The common expansion of IIT (PTA - 5)

• a) Indian Institute of Technology
• b) International Institute of Technology
• c) Industrial Institute of Technology
• d) Italian Institute of Technology

7. The common expansion of GPS is (PTA - 6)

• a) Geometric Position System
• b) Global Positioning System
• c) Global Pointing Structure
• d) Globe Position System