| Abbreviation | Definition |
|---|---|
| CHD | Consolidated Help Desk |
| CHI | Catalogue Handling Interface |
| CHI | Computer Human Interaction |
| CHI | Computer Human Interface |
| CHIP | Computerized Helper In Progress |
| CHK | Content Hash Key |
| CHL-I | CHanneL Interface |
| CHP | Cylinder Head Packing |
| CHPC | Center for High Performance Computing |
| CHPID | CHannel Path IDentifier |
| CHRIS | Custom Home Robotic Intelligence System |
| CHS | Common Hardware/Software |
| CI | Case Insensitive |
| CI | Color Index |
| CI | Common Interface |
| CI | Computer Interconnect |
| CI | Context Independent |
| CI | Contextualized Information |
| CI | Control Interval |
| CI | Cybernetic Intelligence |