| Rh factor | factor RH |
| Rhabditida | Rhabditida |
| Rhabdodon | Rhabdodon |
| Rhabdoviridae | Rhabdovirus |
| Rhacodactylus | Rhacodactylus |
| Rhacodactylus leachianus | Rhacodactylus leachianus |
| Rhacodactylus sarasinorum | Rhacodactylus sarasinorum |
| Rhadamanthus | Radamanto |
| Rhaetia | Recia |
| Rhaetian languages | Idioma ladino |
| Rhaeto-Romance | Romanche |
| Rhaeto-Romance languages | Retorrománico |
| Rhamnaceae | Rhamnaceae |
| Rhamnales | Rhamnales |
| rhamnose | ramnosa |
| Rhamnus | Rhamnus |
| Rhamnus cathartica | Rhamnus catharticus |
| Rhamnus purshiana | Rhamnus purshiana |
| Rhampholeon | Brookesia |
| Rhamphorhynchus | Rhamphorhynchus |
| rhapsodic | rapsódico |
| rhapsody | rapsodia |
| Rhapsody in Blue | Rhapsody in Blue |
| Rhapsody of Fire | Rhapsody of Fire |
| Rhatany | Krameria |
| rhea | ñandú |
| Rhea Silvia | Rea Silvia |
| Rheda-Wiedenbrück | Rheda-Wiedenbrück |
| Rheims | Reims |
| Rhein | Rin |
| Rhein-Erft-Kreis | Rhein-Erft-Kreis |
| Rhein-Kreis Neuss | Rhein-Kreis Neuss |
| Rhein-Sieg | Rhein-Sieg-Kreis |
| Rheine | Rheine |
| Rheineck | Rheineck |
| RheinEnergieStadion | RheinEnergieStadion |
| Rheingau wine | Rheingau |
| Rheingau-Taunus-Kreis | Rheingau-Taunus-Kreis |
| Rheinhessen | Rheinhessen |
| Rheinisch-Bergischer Kreis | Rheinisch-Bergischer Kreis |
| Rheinsberg | Rheinsberg |
| Rheintochter | Rheintochter |
| Rhen - the | Rin |
| Rhenish | renano |
| Rhenish Hesse | Rheinhessen |
| rhenium | renio |
| rheostat | reóstato |
| rhesus factor | factor RH |
| Rhesus of Thrace | Reso |
| rhetoric | elocuencia |
| rhetorical | retórico |
| rhetorical question | pregunta retórica |
| rheum | legaña |
| rheumatic | reumático |
| rheumatic fever | fiebre reumática |
| rheumatism | reumatismo |
| rheumatoid | reumatoideo |
