| Acronym | Definition |
|---|
| JEM | Justice and Equality Movement (Sudan) |
| JEM | Jeunesse en Mission (French: Youth with a Mission) |
| JEM | Journal of Experimental Medicine |
| JEM | Journal of Emergency Management |
| JEM | Journal of Electronic Materials (Minerals, Metals & Materials Society) |
| JEM | Jammer Emulation Module |
| JEM | Japanese Experiment Module |
| JEM | Journal of Emerging Markets |
| JEM | Journal of Educational Measurement (education) |
| JEM | Journal of Environmental Management |
| JEM | Journal of Electronics Manufacturing (World Scientific Publishing Co.) |
| JEM | Joint Effects Model |
| JEM | Job Evaluation Method |
| JEM | Jet Engine Modulation |
| JEM | Joint Experts Meeting |
| JEM | Joint Exercise Manual |
| JEM | Jeunesse et Marine (French sailing school) |
| JEM | Junior EU-ASEAN Managers Programme |
| JEM | Java Element Manager (Ciena) |
| JEM | JSS Enhancement and Modernization |
| JEM | Jewish Educational Movement (Beverly Hills, CA) |