English Grammar Index

Abbreviations :

They are short forms of long phrases or words. Instead of writing them fully, we use these abbreviations formed by normally the first letter of each word. Sometimes, the first and the last letter of words will make an abbreviation. Usually these letters are in capitals.

Here is the list of abbreviations beginning with O.

  1. OAS - Organisation of American States

  2. OCS - Overseas Communication Service

  3. OGL - Open General Licence

  4. OIGS - On India Government Service

  5. OIL - Oil India Limited

  6. OM - Order of Merit

  7. OTA - Officers Training Academy

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