| Abbreviation | Definition |
|---|---|
| CERF | Canine Eye Registration Foundation |
| CEVC | Cabarrus Emergency Veterinary Clinic |
| CFA | Cat Fancier's Association |
| CFIA | Canadian Food Inspection Agency |
| CFLB | Cytophaga/Flexibacter-Like Cacteria |
| CFSAN | Center for Food Safety and Applied Nutrition |
| CG | Crested Gecko |
| CGC | Canine Good Certificate |
| CGCVM | Center for Government and Corporate Veterinary Medicine |
| CHA | Canine Hydrotherapy Association |
| CHAB | Center for the Human-Animal Bond |
| CHCH | Gray- Headed Chickadee |
| CHCI | Chimpanzee and Human Communication Institute |
| CHECS | Cattle Health Certification Standards |
| CHFC | Canadian Horse Fan Club |
| CHP | Carolina Horse Park |
| CHSMG | Canine Health Schemes Management Group (of BVA) |
| CIDD | Canine Inherited Disorders Database |
| CIDR | Controlled Internal Drug Releasing device |
| CIIT | Chemical Industry Institute of Toxicology |