MSSL
| Acronym | Definition |
|---|---|
| MSSL | Motherson Sumi Systems Ltd. (est. 1986; Japan) |
| MSSL | Mullard Space Science Laboratory |
| MSSL | Medium Specific Screening Levels (EPA) |
| MSSL | Maximum Symmetrical Suffix Length |
| MSSL | Microsoft Shared Source License (intellectual property) |
| MSSL | Masters of Science in Strategic Leadership |
| MSSL | Medium Speed Serial Port |
| MSSL | Maximum-Sum-Of-Subsets-Less |
| MSSL | Mission Spares Support Listing |