AOS
| Abbreviation | Meaning | Tamil Meaning | Category |
|---|---|---|---|
| AOS | Alpha Olefin Sulfonate (surfactant) | - | Computer Acronyms(common) |
| AOS | (Department Of) Atmospheric And Oceanic Sciences | - | Scuba Diving |
| AOS | Advanced Orbiting System | - | Business and Finance |
| AOS | Archive And Operations System | - | Business and Finance |