| Abbreviation | Definition |
|---|---|
| COMIS | Center-wide Oracle Management Information System |
| COMSTAT | COMpliance STATus Information System |
| CONOPS | concept of operations |
| CONSER | Cooperative Online Serials |
| COOL | country-of-origin labeling |
| COOP | Continuity Of OPerations |
| COP | Clean Out of Place |
| COP | Coastal Ocean Program |
| COP | Continuation Of Pay |
| COPD | chronic obstructive pulmonary disease |
| COPR | Council Of Public Representatives |
| COPR | Council of Public Representatives (NIH OD) |
| COPTRG | Community Oncology and Prevention Trials Research Group |
| COPTRG | Community Oncology and Prevention Trials Research Group (NCI) |
| COR | Contracting Officer??s Representative |
| COR | Contracting OfficerÆs Representative |
| CORE | Central REpository module |
| CoS | Certificate of Suitability |
| COS | COSmetic registration number |
| COS | cosmetic registration number (ORA AofC code) |