| BSN | Boston | 波士顿 |
| BSN | Backward Sequence Number | 后向序号 |
| BSN | Broadband Service Node | 宽带业务节点 |
| BSN | Broadcast and Select Network | 广播及选择网络 |
| BSN | Bachelor of Science in Nursing | 护理学士 |
| BSN | Bank Simpanan Nasional (Malaysia) | 新加坡国民银行（马来西亚） |
| BSN | brazilian society of neuroradiology | 巴西神经放射学学会 |
| BSN | Baloncesto Superior Nacional | 巴隆切斯托高级国家 |
| BSN | Backward Sequence Number (SS7 MTP Layer 2) | 反向序列号（SS7 MTP第2层） |
| BSN | BPX Service Node (Cisco) | BPX服务节点（Cisco） |
| BSN | Both Sides Now | 一体两面 |
| BSN | Battle Space Networking | 作战空间网络 |
| BSN | Beginning Segment for Ship Notice | 发货通知的起始段 |
| BSN | Body Sensor Networks | 身体传感器网络 |
| BSN | Business Service Network (United States Postal Service) | 商业服务网（美国邮政服务） |
| BSN | Brand Spanking New | 全新Spanking |
| BSN | Boston (Massachusetts) | 波士顿（马萨诸塞州） |
| BSN | Board Serial Number | 电路板序列号 |
| BSN | Brigade Subscriber Node (Army) | 旅用户节点（陆军） |
| BSN | Batch Sequence Number | 批次序列号 |
| BSN | Back-End Storage Network | 后端存储网络 |
| BSN | British School in the Netherlands | 荷兰的英国学校 |
| BSN | Broadband Service Node (IP Networking) | 宽带服务节点（IP网络） |
| BSN | Bio-Engineered Supplements & Nutrition | Bio-Engineered补充和营养 |
| BSN | Block Sequence Number | 块序列号 |
| BSN | Block Shift Network | 块移位网络 |
| BSN | Badan Standardisasi Nasional (National Standardization Agency, Indonesia) | 印度尼西亚国家标准化局 |
| BSN | British Society for Neuroendocrinology | 英国神经内分泌学会 |
| BSN | Beiersdorf, Smith and Nephew (Medical) | 贝尔斯多夫，史密斯和侄子（医学） |
| BSN | Britney Spears Now (fan website) | 布兰妮现在（粉丝网站） |
| BSN | Bowel Sounds Normal | 肠道听起来正常 |
| BSN | Bassoon | 巴松管 |
| BSN | Bearer Subnetwork | 承载子网 |