| Abbreviation | Definition |
|---|---|
| BAP | Breeding Award Program |
| BARD | Biologically Appropriate Raw Diet |
| BARF | Biologically Appropriate Raw Food |
| BARH | Bright, Alert, Responsive, Hydrated |
| BASC | British Association for Shooting and Conservation |
| BATS | Behavior Analysis Training System |
| BATS | Biosafety Research and Assessment of Technology Impacts of the Swiss Priority Program Biotechnology |
| BAV | Bovine AdenoVirus |
| BAV-3 | Bovine AdenoVirus Type 3 |
| BAVA | British Association of Veterinary Acupuncturists |
| BAVH | British Academy of Veterinary Homeopathy |
| BAVH | British Association of Veterinary Herbalists |
| BAVI | Bush Advanced Veterinary Imaging |
| BAVP | British Association for Veterinary Parasitology |
| BAVS | Bay Area Veterinary Specialists |
| BBC | Big Black Cat |
| BBD | Big Black Dog |
| BBI | blood-bourne infections |
| BBS | Breeding Bird Survey |
| BC | Bovine Cortex |