| Abbreviation | Definition |
|---|---|
| CSIL | Computing Science Instructional Laboratory |
| CSIR | Class Schedule and Instructional Record |
| CSIS | Center for Secure Information Systems |
| CSIS | Center for Sustainable Infrastructure Systems |
| CSIS | Computer Science and Information Systems |
| CSIS | Cornerstone School of International Studies |
| CSL | Computer Science Laboratory |
| CSL | Computerized Speech Lab |
| CSLR | Center for Spoken Language Research |
| CSM | Christian Student Movement |
| CSM | Cluster System Management |
| CSM | Colorado School of Mines |
| CSME | Center for Science and Mathematics Education |
| CSMO | Centre for Sports Medicine and Orthopaedics |
| CSMU | Chung Shan Medical University |
| CSMU | Crimea State Medical University |
| CSNET | Computer Science NETwork |
| CSO | Computer Security Officer |
| CSO | Computing Services Office |
| CSO | Correct Solutions Only |