| Acronym | Definition |
|---|
| BTAS | Batman The Animated Series |
| BTAS | Bachelor of Technical and Applied Studies (various schools) |
| BTAS | Biometrics: Theory, Applications and Systems |
| BTAS | Business Technologies and Solutions, Inc. (Dayton, Ohio) |
| BTAS | But That's Another Story |
| BTAS | Buffy the Animated Series (TV show) |
| BTAS | Bolton Training and Assessment Services (UK) |
| BTAS | Bass, Tenor, Alto, Soprano (ascending vocal ranges) |
