| Abbreviation | Definition |
|---|---|
| CR | continuous release Pharmacology |
| CR | contractile ring |
| CR | contract-relax method |
| CR | contrast reagent |
| CR | control |
| CR | control rats |
| CR | control region |
| CR | cooling rate |
| CR | corneal reflex |
| CR | coronary reserve |
| CR | coronary risk |
| CR | corticosteroid resistant |
| CR | counterrotation |
| CR | cranial |
| CR | creatinine |
| CR | cresyl red |
| CR | cross reacting |
| CR | crown-rump length |
| CR | cumulative risk |
| CR | cysteine-rich |