| Acronym | Definition |
|---|
| SEMS➣Sun, Earth, Moon System |
| SEMS➣Self-Expandable Metallic Stent |
| SEMS➣Standardized Emergency Management System |
| SEMS➣Standard Embarkation Management System (US DoD) |
| SEMS➣Steel Enterprise Management System (Steelman) |
| SEMS➣Screw and Washer Assemblies |
| SEMS➣Student Emergency Medical Services (various universities) |
| SEMS➣Support Enforcement Management System (Washington State child support enforcement system) |
| SEMS➣Software Engineering Management System |
| SEMS➣Space Environment Monitor System |
| SEMS➣Safety & Environmental Management System |
| SEMS➣Semicarbazide |
| SEMS➣Security Event Management System |
| SEMS➣System Engineering Master Schedule |
| SEMS➣Support Equipment Management System |
| SEMS➣Stud Elongation Measurement System |
| SEMS➣Standard machine screw with lock washer |
| SEMS➣Standard Embarkation Data System |
| SEMS➣Shared Extended Memory Segment |
| SEMS➣Ship/Submarine Environment & Missile Simulation (Tomahawk missile simulation used by the US Navy) |
| SEMS➣Scott Emergency Management System |
| SEMS➣Special Education Master of Science |