| SDMA | Spaee Division Multiplex Access | 容分 |
| SDMA | Spaee Division Multiplex Access | 容分 |
| SDMA | Surgical Dressing Manufacturers' Association | 外科敷料制造商协会 |
| SDMA | SmallTalk Distributed Messaging Architecture | SmallTalk分布式消息体系结构 |
| SDMA | Serial Direct Memory Access | 串行直接存储器访问 |
| SDMA | San Diego Museum of Art (California) | 圣地亚哥艺术博物馆（加利福尼亚州） |
| SDMA | Siple Dome A | 四边形圆顶A |
| SDMA | Slave Direct Memory Access | 从属直接内存访问 |
| SDMA | Space Division Multiple Access | 空分多址 |
| SDMA | Storage Device Migration Aid | 存储设备迁移帮助 |
| SDMA | Symmetric Dimethylarginine | 对称二甲基精氨酸 |