| Acronym | Definition |
|---|
| MSEM | Master of Science in Engineering Management |
| MSEM | Miedzykierunkowe Studia Ekonomiczno-Menedzerskie (Polish: Interdisciplinary Economic and Managerial Studies; Warsaw University; Warsaw, Poland) |
| MSEM | Master of Science in Environmental Management (degree) |
| MSEM | Manufacturing Systems Engineering and Management |
| MSEM | Master of Science in Emergency Management |
| MSEM | Maison des Sciences de l'Eau à Montpellier |
| MSEM | Mean Square Error Method |
| MSEM | Mobile Source Emissions Model |
| MSEM | Maître de la Sémantique et des Mots (French: Master of Semantics and Words) |
| MSEM | Multistep State Extrapolation Method |