| Abbreviation | Definition |
|---|---|
| FECAVA | Federation of European Companion Animal Veterinary Associations |
| FEDESA | European Federation of Animal Health (obsolete, now part of IFAH) |
| FEEVA | Federation of European Equine Veterinary Associations |
| FEFANA | European Feed Additives Manufacturers Association |
| FELASA | Federation of European Laboratory Animal Science Associations |
| FeLV | Feline Leukemia Virus |
| FGR | Fulminate Gill Rot |
| FGSM | Fetal Goat Synovial Membrane |
| FGTS | Finnish Gene Therapy Society |
| FHA | Fish Habitat Area |
| FHVP | Flying Horse Veterinary Practice |
| FIBD | Feline Inflammatory Bowel Disease |
| FIN | Fishmeal Information Network |
| FINLAS | Finnish Laboratory Animal Scientists |
| FIPS | Finnish Physiological Society |
| FIR | Feline Interaction Robot |
| FIT | Fachgemeinschaft Industrie-Tieraerzte (Germany) |
| FIT | Ferret In Training |
| FLK | Fetal Lamb Kidney |
| FMHA | Falabella Miniature Horse Association |