| BIO | Biotechnology Industry Organization | 生物技术工业组织 |
| BIO | Bilbao, Spain - Sondica (Airport Code) | 西班牙毕尔巴鄂-Sondica（机场代码） |
| BIO | Biological Information Processing Association | 生物信息处理协会 |
| BIO | Bilbao, Spain | 西班牙毕尔巴鄂 |
| BIO | BIOS (OS/2) | BIOS(OS / 2) |
| BIO | Bearer Independent Object | 承载无关对象 |
| BIO | Biology Investigative Opportunities | 生物学研究机会 |
| BIO | Blow It Off | 吹掉它 |
| BIO | Broadcast Input Output | 广播输入输出 |
| BIO | Business Information Officer | 业务信息官 |
| BIO | Bedford Institute of Oceanography | 贝德福德海洋学研究所 |
| BIO | Basic Input Output | 基本输入输出 |
| BIO | British Informatics Olympiad | 英国信息学奥林匹克竞赛 |
| BIO | Bio Research Module (NASA) | 生物研究模块（NASA） |
| BIO | Binary Input/Output | 二进制输入/输出 |
| BIO | Biomechanical Integrated Organism (robotics) | 生物力学综合生物（机器人） |
| BIO | Biography | 传记 |
| BIO | Bring It On (Counter-Strike gaming clan) | 开启（Counter Strike游戏部落） |
| BIO | Basis for Interim Operation | 中期运营依据 |
| BIO | Bring It On | 放马过来 |
| BIO | Biotech Industry Organization | 生物技术产业组织 |
| BIO | Biodegradable | 能进行生物降解的 |
| BIO | Bioseparation | 生物分离 |
| BIO | Biology Break (chat, going to the bathroom) | 生物休息（聊天、上厕所） |
| BIO | Branch Intelligence Officer | 部门情报官 |
| BIO | Bureau of International Organizations (US DoD) | 国际组织局（美国国防部） |