| Abbreviation | Definition |
|---|---|
| BSM | Belgische Vereniging voor Microbiologie |
| BSM | Société Belge de Microbiologie |
| BSM | Socit Belge de Microbiologie |
| BSMA | Building Societies Members Association |
| BSME | British Society of Magazine Editors |
| BSMM | British Society for Medical Mycology |
| BSMS | Belgian Society for Mass Spectrometry |
| BSMS | Belgische Vereniging voor Massaspectrometrie |
| BSMS | Bocconi Students Marketing Society |
| BSMS | Société Belge de Spectrométrie de Masse |
| BSMS | Socit Belge de Spectromtrie de Masse |
| BSMSP | Bernoulli Society for Mathematical Statistics and Probability |
| BSNI | Bible Society in Northern Ireland |
| BSNM | Bead Society of New Mexico |
| BSNM | Bulgarian Society of Nuclear Medicine |
| BSNS | Brighton and Sussex Nepalese Society |
| BSOA | Bermuda Society of Arts |
| BSOA | Bermuda Society of the Arts |
| BSOA | British Society of Orthopaedic Anaesthetists |
| BSOE | Bible Society of Egypt |