| Abbreviation | Definition |
|---|---|
| CGA | Computer Generated Art |
| CGCC | China General Chamber of Commerce |
| CGEA | Certificate in General Education for Adults |
| CGFI | Canadian General Freight Index |
| CGH | Cantonment General Hospital |
| CGH | Computer Generated Holography |
| CGHC | Chinese General Hospital Colleges |
| CGI | Computer Graphic Interface |
| CGL | Code Generation Language |
| CGM | Computer Graphics Metafile |
| CGMS | Copy Generation Management System |
| CGO | Council General Order |
| CGSE | Customer Ground Support Equipment |
| CGSS | Chinese General Social Survey |
| CGSWG | CIM based Grid Schema Working Group |
| CGT | Canadian General Tower |
| CH | Compare HDLC |
| CH | Controlled Humidity |
| CHAP | Challenge Handshake Authentication Protocol |
| char | character |