| Abbreviation | Definition |
|---|---|
| CS | Communications Server |
| CS | Computer Support |
| CS | CTRL Shift |
| CSA | Claris Solutions Alliance |
| CSA | Color Space Array |
| CSA | Common System Area |
| CSA | Communications Streaming Architecture |
| CSAG | Concurrent Systems Architecture Group |
| CSC | Client Side Cache |
| CSC | Computer Software Component |
| CSC | Cross System Consistency |
| CSCW | Computer Supported Collaborative Work |
| CSD | Corrective Service Diskette |
| CSD | Custom Software Development |
| CSD | Customer Service Disk |
| CSDN | Circuit Switched Data Network |
| CSE | Custom Search Engine |
| CSECT | Control Section |
| CSF | Critical Success Factor |
| CSGL | Constituent Subsidiary General Ledger |