| Acronym | Definition |
|---|
| HSEM➣Hot Swap Event Manager |
| HSEM➣Homeland Security and Emergency Management |
| HSEM➣Health, Safety, and Environment (program of National Services and Contracting, Abu Dhabi) |
| HSEM➣Honors Seminar (various universities) |
| HSEM➣Horizontal Saccadic Eye Movement |
| HSEM➣Health and Safety Executive Minute (UK) |
| HSEM➣High-Speed Electric Motor |
| HSEM➣High Speed Encoding Module |