| RAR | RA receptor |
|---|---|
| RAR | rapidly adapting receptor |
| RAR | retinoic acid nuclear receptor |
| RAR | Retinoic acid receptor |
| RAR | rapidly adapting pulmonary stretch receptor |
| RAR alpha | Retinoic Acid Receptor alpha |
| RAR beta | Retinoic acid receptor beta |
| RAR-a | retinoic acid receptor alpha |
| RAR-beta 2 | Retinoic acid receptor-beta 2 |
| RARE | RA response element |