| Acronym | Definition |
|---|
| FDES | Fonds de Développement Économique et Social (French: Economic and Social Development Fund) |
| FDES | Full Duplex Ether Switch |
| FDES | Fiches de Déclarations Environnementales et Sanitaires (French: Environmental and Health Statement Sheets) |
| FDES | Fetch, Decode, Execute, Store (computer processing) |
| FDES | Framework for the Development of Environment Statistics (est. 1984; UN Statistics Division) |
| FDES | Full Duplex EtherSwitch (Kalpana) |
| FDES | Forensic Document Examination Services, Inc. (Canada) |
| FDES | Fort Dorchester Elementary School (Summerville, NC) |