| Abbreviation | Definition |
|---|---|
| CFSAN | Center for Food Safety and Applied Nutrition |
| CFU | Colony Forming Unit |
| CGCS | computer-generated cover sheet |
| CGI | Common Gateway Interface |
| CGL | chronic granulocytic leukemia |
| CGMP | Current Good Manufacturing Practice |
| CGMPR | Current Good Manufacturing Practices Regulations |
| CGS(ORA) | Contract and Grants Staff (ORA) |
| CGTP | current good tissue practice |
| CH | Clinical Hold |
| CHAMPVA | Civilian Health And Medical Program of the Department of Veterans Affairs |
| CHAT(CFSAN) | Chemical Hazards Assessment Team (CFSAN) |
| CHCB(CFSAN) | Chemical Contaminants Branch (CFSAN) |
| CHD | coronary heart disease |
| CHF | Congestive Heart Failure |
| CHI | Consolidated Health Informatics Initiative |
| CHID | Combined Health Information Database |
| CHII | Consolidated Health Informatics Initiative |
| CHIP | Children's Health Insurance Program |
| CHISSA | Center for High Integrity Software System Assurance |