| Acronym | Definition |
|---|
| BSN➣Bachelor of Science in Nursing |
| BSN➣Body Sensor Networks |
| BSN➣Boston (Massachusetts) |
| BSN➣Broadcasting System of Niigata (Japan) |
| BSN➣Badan Standardisasi Nasional (National Standardization Agency, Indonesia) |
| BSN➣Bassoon |
| BSN➣Breaking Social Norms (project) |
| BSN➣Broadband Service Node |
| BSN➣Backward Sequence Number |
| BSN➣Bosch Smoke Number |
| BSN➣Bank Simpanan Nasional (Malaysia) |
| BSN➣Backward Sequence Number (SS7 MTP Layer 2) |
| BSN➣Bureau du Service National (French: Office of National Service) |
| BSN➣Boussois-Souchon-Neuvesel (French glass manufacturer) |
| BSN➣Breastfeeding Support Network (various locations) |
| BSN➣Brand Spanking New |
| BSN➣British School in the Netherlands |
| BSN➣Broadband Service Node (IP Networking) |
| BSN➣Business Service Network (United States Postal Service) |
| BSN➣Business Solutions Networking |
| BSN➣Bio-Engineered Supplements & Nutrition |
| BSN➣Block Sequence Number |
| BSN➣Bureau de la Sécurité Nautique (French: Bureau of Boating Safety; Canada) |
| BSN➣Brigade Subscriber Node (Army) |
| BSN➣British Society for Neuroendocrinology |
| BSN➣Board Serial Number |
| BSN➣Block Shift Network |
| BSN➣Bowel Sounds Normal |
| BSN➣Batch Sequence Number |
| BSN➣Beiersdorf, Smith and Nephew (Medical) |
| BSN➣Britney Spears Now (fan website) |
| BSN➣Battle Space Networking |
| BSN➣BPX Service Node (Cisco) |
| BSN➣Bearer Subnetwork |
| BSN➣Back-End Storage Network |