AST
| Abbreviation | Meaning | Tamil Meaning | Category |
|---|---|---|---|
| AST | Aboveground Storage Tank | - | Computer Acronyms(common) |
| AST | Aspartate Aminotransferase | - | Computer Acronyms(common) |
| AST | Aspartate Aminotransferase | - | Medical(slang) |
| AST | Assuming Seasonal Temperature (dead) | - | NASA |
| AST | Astro Star Tracker | - | Organizations |
| AST | Atlantic Standard Time (UTC-4 Hours) | - | Astronomy |
| AST | Algorithm Support Team | - | Business and Finance |
| AST | AVCO Systems Textron | - | Business and Finance |