| SOSA | Student Osteopathic Surgical Association | 学生骨病外科协会 |
| SOSA | Southampton Occupational Safety Association (UK) | 南安普顿职业安全协会（英国） |
| SOSA | Sstudent Osteopathic Surgical Association | 学生骨病外科协会 |
| SOSA | Sub-Organizational Systems Administrator | 子组织系统管理员 |
| SOSA | System of Systems Analysis | 系统体系分析 |
| SOSA | Strength of Support Assessment (US Federal Reserve Board rating system) | 支持强度评估（美国联邦储备委员会评级系统） |
| SOSA | Space Operations Support Agreement | 太空作战支持协议 |
| SOSA | Standard Operation Support Agreement | 标准运营支持协议 |
| SOSA | System of Systems Architecture | 系统体系结构 |
| SOSA | Singapore Open Source Alliance | 新加坡开源联盟 |
| SOSA | Status Of Staff Actions | 员工行动状态 |
| SOSA | Solitary Sandpiper (bird species Tringa solitaria) | 孤独的鹬（鸟种Tringa solitaria） |
| SOSA | Survivors of Spiritual Abuse | 精神虐待幸存者 |
| SOSA | Strength of Support Assessment | 支撑强度评估 |
| SOSA | Special Operations Support Area | 特种作战支援区 |
| SOSA | Strikes Out Swinging Again | 再次挥杆击出 |