| Abbreviation | Definition |
|---|---|
| CROW | Course Resources On Www |
| CRP | Completed Research Papers |
| CRQ | Centre for Research into Quality |
| CRR | Central Resource Registration |
| CRRI | Center for Research in Regulated Industries (Rutgers University) |
| CRRI | Central Rice Research Institute |
| CRRS | Center for Rural and Regional Studies |
| CRRS | Centre for Reformation and Renaissance Studies |
| CRS | Computerized Registration System |
| CRSE | Course |
| CRSF | Center for Research on Sustainable Forests (est. 2006; University of Maine; Orono, ME) |
| CRSLP | Centre for Research in Speech and Language Processing (Chulalongkorn University; Bangkok, Thailand) |
| CRSU | Chaudhary Ranbir Singh University |
| CRT | Calculus Readiness Test |
| CRT | Clover Robotics Team |
| CRT | Criterion Referenced Tests |
| CS | Campus Solutions |
| CS | Computer Science |
| CSA | Cambodian Student Association |
| CSA | Campus Security Authority |