Chemistry
| Abbreviation | Meaning | Tamil Meaning | Category |
|---|---|---|---|
| IAE | In Any Event | - | Chemistry |
| IANAL | I Am Not A Lawyer | - | Chemistry |
| IBN | I'm Buck Naked! | - | Chemistry |
| IDK | I Don't Know | - | Chemistry |
| IMHO | In My Humble Opinion | - | Chemistry |
| IMNSHO | In My Not So Humble Opinion | - | Chemistry |
| IMO | In My Opinion | - | Chemistry |
| IOW | In Other Words | - | Chemistry |
| IRL | In Real Life | - | Chemistry |
| IYKWIM | If You Know What I Mean | - | Chemistry |