| Abbreviation | Definition |
|---|---|
| BTTF | British Travel Trade Fair |
| BTW | Board Test Workshop |
| BUAMUN | Boston University Academy Model United Nations |
| BUAMUN | Boston University Academy Model United Nations (conference) |
| BUDF | Bristol Urban Design Forum |
| BVAC | Birthmarks and Vascular Anomalies Conference |
| BVC | Bay Valley Conference |
| BVC | Bend Venture Conference |
| BWC | Baltimore Washington Conference |
| BWC | Blockchain World Conference |
| BWCC | Booth Women Connect Conference |
| BWFA | Broadband World Forum Americas |
| BWFA | Broadband World Forum Asia |
| BWOD | Business Week Of Design |
| BWSC | Biblical Worldview Student Conference |
| BYFC | Buckeye Youth Football Conference |
| CAASS | Conference of academies for applied studies in Serbia |
| CAASS | Conference of Academies of Applied Studies Serbia |
| CABC | Contemporary Artists' Books Conference |
| CAC | Capital Area Conference |