| Abbreviation | Definition |
|---|---|
| BrJIndMed | British Journal of Industrial Medicine (London) |
| BRLA | Border Regional Library Association |
| BrMedJ | British Medical Journal (London) |
| BRPL | Blind River Public Library |
| BRPL | Boca Raton Public Library |
| BRUCE | Bibliographic Resources Under A Consortial Environment |
| BSBL | Bulverde Spring Branch Library |
| BSLA | Building Strong Library Associations |
| BSLIS | Bachelor of Science in Library and Information Science |
| BSLIS | Berlin School of Library and Information Science |
| BSML | Bright Star Mobile Library |
| BSPL | Ballston Spa Public Library |
| BT | Boston Transcript |
| Bulg. | Bulgarian |
| Bull.Hist.Med. | Bulletin of the History of Medicine |
| BulletinEnvironContam | Bulletin of Environmental Contamination and Toxicology |
| BulletinExpBiolMed | Bulletin of Experimental Biology and Medicine |
| BULM | Brown University Libraries and Museums |
| bus | business |
| BYOD | bring your own device (pad/smartphone etc) |