| Abbreviation | Definition |
|---|---|
| CR | clinical response |
| CR | clot retraction |
| CR | cockroach antigen |
| CR | coding repeat |
| CR | coefficient of fat retention |
| CR | coefficient of retraction |
| CR | cognitive rehabilitation |
| CR | colon resection |
| CR | colorectal |
| CR | community residence |
| CR | complement receptor |
| CR | complete regression |
| CR | complete remission |
| CR | complete revascularisation |
| CR | computerised record |
| CR | concentration ratio |
| CR | conception rate |
| CR | conditioned reflex |
| CR | confidence range |
| CR | Congo red |