| Abbreviation | Definition |
|---|---|
| COMR | Combinatorial Organic Materials Research |
| COMSATS | Commission on Science and Technology for Sustainable Development in the South |
| ConEd | Continuing Education |
| COOL | Calculus Offered On Line |
| COOL | Campus Outreach Opportunities League |
| COOL | Campus Outreach Opportunity League |
| COOL | Canberra's Own Outstanding List |
| COOU | Chukwuemeka Odumegwu Ojukwu University |
| COPE | Compact for open-access publishing equity fund |
| COPES | Career Orientation Placement and Evaluation Survey |
| COPIS | Council of Professors of Instructional Supervision |
| COPP | Center for Organizational and Personnel Psychology |
| COR | Campus Observation Room |
| COR | Continuous Open Registration |
| CORD | Center for Occupational Research and Development |
| CORE | Center For Outcomes Research And Evaluation |
| CORE | Consortium Of Research Experts |
| COS | Community Of Science |
| COSA | Committee On Student Activities |
| COSA | Council Of Student Activites |