| MSAA | multisampling Scene/Screen Anti－aliasing | 多重采样抗锯齿 |
| MSAA | Main Street Area Association | 主要街道地区协会 |
| MSAA | Multiple Sclerosis Association of America | 美国多发性硬化症协会 |
| MSAA | Maryland State's Attorneys' Association | 马里兰州的律师协会 |
| MSAA | Michigan State Auctioneers Association | 密歇根州拍卖商协会 |
| MSAA | Museum Shops Association Of Australia | 澳大利亚博物馆商店协会 |
| MSAA | Mower Specialists Association of Australia | 澳大利亚割草机专家协会 |
| MSAA | Medical Student Academic Affairs | 医学生学术事务 |
| MSAA | Modelling Simulation And Analysis | 建模仿真与分析 |
| MSAA | Mars Surface Anomaly Analysis | 火星表面异常分析 |
| MSAA | Marketable Skills Achievement Award | 市场技能成就奖 |
| MSAA | Medicare Supplement Accredited Advisor | Medicare Supplement认证顾问 |
| MSAA | Microsoft Active Accessibility | Microsoft活动辅助功能 |
| MSAA | Mouse Serum Amyloid A | 小鼠血清淀粉样蛋白A |
| MSAA | Multi-Sampling Anti-Aliasing (computer graphics) | 多采样消除混叠（计算机图形） |
| MSAA | Microsoft Active Accessibility API | Microsoft活动辅助功能API |
| MSAA | Mars Surface Anomaly Analysis Group | 火星表面异常分析小组 |
| MSAA | multiple sclerosis-associated agent | 多发性硬化相关剂 |
| MSAA | Mid State Auto Auction | 州中汽车拍卖 |