| 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 |