AP
| Abbreviation | Meaning | Tamil Meaning | Category |
|---|---|---|---|
| AP | Appearance Potential | - | Computer Acronyms(common) |
| AP | Apical Pulse | - | Medical(slang) |
| AP | Apple Pie | - | ISO Country Codes |
| AP | Advanced Placement - Air Publication -Armed Forces Pacific (postal Symbol) -Associated Press - Auto Pilot | - | Astronomy |
| AP | Anomalous Propagation | - | Business and Finance |
| AP | Attached Payload | - | Business and Finance |
| AP | Access Permit | - | Business and Finance |
| AP | Action Plan | - | Business and Finance |
| AP | Administrative Procedure | - | Business and Finance |
| AP | Amparo | - | Business and Finance |
| AP | Assigned Personnel | - | Business and Finance |