| Abbreviation | Definition |
|---|---|
| BTES | Building Technology Educators Society |
| BTK | Bundestierärztekammer |
| BTK | Bundestierrztekammer |
| BTK | National Veterinary Chamber |
| BTS | Behavioral Toxicology Society |
| BTS | British Society of Toxicology |
| BTWS | Booker T Washington Society |
| BUAS | Border Union Agricultural Society |
| BUMS | Bath University Maths Society |
| BUMS | Brisbane Ukulele Musicians Society |
| BUMS | Brunel University Mountaineering Society |
| BUSS | Birmingham University Speleological Society |
| BUTS | Birmingham Ultra Trail Society |
| BVAS | Burns Visual Arts Society |
| BVC | British Vacuum Council |
| BVGS | Bath Video Game Society |
| BVGS | Bega Valley Genealogy Society |
| BVM | Belgian Society for Microscopy |
| BVM | Belgische Vereniging voor Microscopie |
| BVM | Berufsverband der Musiktherapeutinnen und Musiktherapeuten in Deutschland |