101 Important Abbreviations

Abbreviation is a a shortened form of a word or phrase, made by leaving out some of the letters or by using only the first letter of each word. Here is a list of 101 important abbreviations. These abbreviations will be useful for competitive exams.

Important Abbreviations

1. AICTE – All India Council of Technical Education
2. AIDS – Acquired Immuno Deficiency Syndrome
3. A.I.I.M.S. – All India Institute of Medical Sciences
4. A.M. – Anti Meridian (Before Noon)
5. A.I.R. -All India Radio
6. A.M.S.– Army Medical Service


7. B.A. – Bachelor of Arts
8. B.A.M.S. – Bachelor of Ayurvedic Medicine and Surgery
9. B.B.C.– British Broadcasting Corporation
10. B.C – Before Christ
11. B.Com.– Bachelor of Commerce
12. B.E.– Bachelor of Engineering
13. B.Ed.– Bachelor of Education
14. B.H.U. – Bananas Hindu University


15. C.A. – Chartered Accountant
16. C.B.I. – Central Bureau of Investigation
17. C.B.S.E. – Central. Board of Secondary Education
18. C.I.D.– Criminal Investigation Department
19. C.N.G. – Compressed Natural Gas
20. C/O – Care of
21. C.O.D. – Cash on delivery
22. CRPF – Central Reserve Police Force
23. C.S.I.R. – Council of Scientific and Industrial Research.


24. D.D.A.– Delhi Development Authority
25. D.M. – District Magistrate /Doctor of Medicine
26. D.T.H. – Direct to Home
27. DRDO – Defence Research and Development Organisation.
28. ECG – Electro Cardiogram.
29. e.g. – example gratia (for example)
30. etc. – etc. cetera (and so forth/ and other)
31. FAO – Food and Agriculture Organisation
32. F.B.I. – Federal Bureau of Investigation (U.S.A.)
33. FIR – First Information Report.
34. G.O.I. – Government of India


35. I.A.F. – Indian Air Force
36. I.A.S. – Indian Administrative Service
37. ICU – Intensive Care Unit
38. I.R.C. – International Red Cross
39. IIT – Indian Institute of Technology
40. ITO – International Trade Organisation
41. ISRO – India Space Research Organization
42. K.G. – Kinder Garten
43. L.I.C. – Life Insurance Policy
44. LLB – Bachelor of Legislative Law
45. LLM – Master of Law
46. LPG – Liquefied Petroleum Gas

Other Useful Abbreviations


47. M.A. – Liquefied Petroleum Gas of Arts
48. MBBS – Bachelor of Medicine and Bachelor of Surgery
49. M.Com. – Master of Commerce
50. M.D. – Doctor of Medicine
51. M.Ed. – Master of Education
52. M.L. – Medical Leave
53. M.L.A. – Member of Legislative Assembly
54. M.L.C. – Member of Legislative Council
55. M.N.C. – Multi-National Corporation.
56. M.P. – Member of Parliament
57. M.Sc. – Master of Science
58. m.p.h. – miles per hour
59. M.S. – Master of Surgery
60. Misc. – Miscellaneous


61. NASA – National Association of Software & Service Companies
62. N.B. – Nota Bine (Note well/observe carefully)
63. N.B.C. – National Broadcasting Corporation (U.S.A.)
64. N.C. – National Conference
65. N.D.A. – National Defence Academy
66. OK – Olla Kalla (Greek term – All Correct)


67. P.A. – Personal Assistant
68. P.F. – Provident Fund
69. P.I.N. – Personal Identification Number/ Postal Index Number
70. Ph.D. – Doctor of Philosophy
71. P.O. – Post Office
72. PCS – Provincial Civil Service
73. P.S. – Post Script
74. P.T. – Physical Training
75. P.T.O. – Please Turn Over
76. P.W.D. – Public Works Department
77. R.C.C. – Roman Catholic Church
78. R&D– Research and Development
79. R.I.P. – requiescat in pace (rest in peace)
80. R.S.V.P. – Repondez, s’il vous plaît ( French) Respond if you please


81. S.P. – Superintendent of Police
82. SOS – Save our Souls
83. S.T.D. – Subscriber Trunk Dialling
84. T.O. – Turn Over
85. T.B. – Tuberculosis
86. T.C. – Trusteeship Council
87. T.C.A. – Technical Co-Operation Air
88. TRAI– Telecom Regulatory Authority of India


89. U.N.O.– United Nations Organisation
90. U.N.A.E.C. – United Nations Atomic Energy Commission
91. U.N.E.S.C.O. – United Nations Educational,  Scientific and Cultural Organisation
92. U.N.E.F. – United Nations Emergency Force
93. UNICEF – United Nations International Children’s Emergency Fund
94. U.P.S.C. – Union Public Service Commission
95. U.G.C. – University Grants Commission
96. U.T.I.– Unit Trust of India
97. V.C. – Vice Chancellor
98. V.P.P. – Value Payable Packet
99. V.I.P. – Very Important Person
100. W.H.O. – World Health Organisation
101. ZIP – Zone Improvement Plan

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