| Abbreviation | Definition |
|---|---|
| MSRT | Malicious Software Removal Tool |
| MSS | Mass Software Solutions |
| MSS | Maximum Segment Size |
| MSS | Microsoft Safety |
| MSS | Microsoft Safety Scanner |
| MSS | Microsoft Smooth Streaming |
| MSS | Microsoft Solutions For Security |
| MSS | Motorola Service Software |
| MSSA | Microsoft Software and Systems Academy |
| MSSA | Microsoft Software Systems Academy |
| MSSC | Marking Stenciling Sealing and Coding |
| MSSG | MPEG Software Simulation Group |
| MSSI | Marvell Software Solutions Israel |
| MSSI | Microsoft Shared Source Initiative |
| MSSM | Master of Science in Software Management |
| MSSP | Microsoft Smooth Streaming Protocol |
| MSTS | Minimal Standard for Testing Software |
| MS-UP | MicroSoft Unlimited Potential |
| MSUS | Microsoft Software Updates Service |
| MsW | Microsoft Word |