| Abbreviation | Definition |
|---|---|
| HR | heat resistant |
| HR | high responder |
| HR | histamine receptor |
| HR | histamine release |
| HR | homing receptor |
| HR | homologous repeat |
| HR | hormone receptor |
| HR | hospital report |
| HR | hospitalisation rate |
| HR | human recombinant |
| HR | human resources or personnel |
| HR | hyperimmune reaction |
| HR | hypersensitivity reaction |
| HR | hypersensitivity response |
| HR | hypoxic response |
| HRA | Health Research Authority |
| HRC | hereditary renal cancer |
| HRC | high risk characteristic |
| HRC | hormone-receptor complex |
| HRC | Hospital Recognition Committee |