| Acronym | Definition |
|---|
| FLEC | Front de Libération de l'Etat du Cabinda (French: Front for the Liberation of the State of Cabinda; Cabinda, Angola) |
| FLEC | Field and Laboratory Emission Cell (testing method) |
| FLEC | First Line Emergency Care (Australia) |
| FLEC | Fireline Explosives Crewmember (US FEMA) |
| FLEC | Fixed-Length Entanglement Concentration (electrical engineering) |
| FLEC | Financial Literacy Education Consortium (New York) |
| FLEC | Front for the Liberation of the Cabinda Englave (Angola) |
| FLEC | Future Leaders of Early Childhood (Richmond Community College; Hamlet, NC) |
| FLEC | Foward Looking Economic Cost |
| FLEC | Frente de Libertação por Enclavo Cabinda (Liberation Front for the Cabinda Enclave, Angola) |
| FLEC | Frente Libertação Enclave Cabinda |