BA
| Abbreviation | Meaning | Tamil Meaning | Category |
|---|---|---|---|
| BA | Best Atom (basis Set) | - | Computer Acronyms(common) |
| BA | Breathing Apparatus | - | Medical(slang) |
| BA | Bank Angle | - | Organizations |
| BA | Breathing Air | - | Organizations |
| BA | Bachelor Of Arts -Bahrain (FIPS 10-4 Country Code) - Bosnia And Herzegovina (ISO 3166 Digram) -British Airways - British Army | - | Astronomy |
| BA | Barium | - | Astronomy |
| BA | Bashkir Language (ISO 639-1 Code) | - | Astronomy |