C/D
| Acronym | Definition |
|---|---|
| C/D | Control Data |
| C/D | Car and Driver (magazine) |
| C/D | Countdown |
| C/D | Civil Defense |
| C/D | Carried Down (T-accounts) |
| C/D | Charge/Discharge |
| C/D | Control and Display |
| C/D | Cat Diet (cat food) |
| C/D | Cup-to-Disc Ratio (ophthalmology) |
| C/D | Confirm/Deny |
| C/D | Compression/Distraction (bone fractures) |