OAR
| Abbreviation | Meaning | Tamil Meaning | Category |
|---|---|---|---|
| OAR | Office Of Air And Radiation (USEPA) | - | Computer Acronyms(common) |
| OAR | Office Of Aerospace Research | - | Business and Finance |
| OAR | Oceanic And Atmospheric Research | - | Business and Finance |
| OAR | Office Of Atmospheric Research | - | Business and Finance |