| 1. | RA |
| 2. | Raadpleging |
| 3. | RAAS |
| 4. | Rabies |
| 5. | Rachitis |
| 6. | Radiale tunnelsyndroom |
| 7. | Radiologie |
| 8. | Ramsey-Hunt-syndroom |
| 9. | RAS |
| 10. | Ras-veredeling |
| 11. | Ratten-vlektyfus |
| 12. | Raynaud |
| 13. | RDS |
| 14. | Re- |
| 15. | Reactie-vermogen, medicijnen |
| 16. | Reaginen |
| 17. | Reanimatie |
| 18. | Recept |
| 19. | Receptor |
| 20. | Recessief |







