| Acronym | Definition |
|---|
| EFSM | European Financial Stability Mechanism (EU) |
| EFSM | Extended Finite State Machine |
| EFSM | Espace Floral Sylvie Meurlet (French flower retailer) |
| EFSM | Ethernet/FDDI Switching Module (3Com) |
| EFSM | European Federation of Societies for Microsurgery |
| EFSM | European Federation of Sports Medicine |
| EFSM | Education for Shared Ministry |
| EFSM | extended finite-state model |
| EFSM | Electrical Field Signature Method |
| EFSM | Emergency Fire Service Management |
| EFSM | Engineering of Fibrous Smart Materials |
| EFSM | Extended File Synchronisation Module |
| EFSM | Education Finance Simulation Model |
| EFSM | European Fecal Standards and Measurement (South Park) |