| Reyes Estevez | Reyes Estévez |
| Reyes Estévez | Reyes Estévez |
| Reykjanes | Reykjanes |
| Reykjanesbær | Reykjanesbær |
| Reykjavik | Reykjavík |
| Reykjaviker | Reykjavikois |
| Reykjavík | Reykjavík |
| Reykjavík Airport | Aéroport de Reykjavík |
| Reynard | Renart |
| Reynold | Renaud |
| Reynolds number | Nombre de Reynolds |
| Reynolds-averaged Navier-Stokes equations | Moyenne de Reynolds |
| Reza Pahlavi | Reza Pahlavi II |
| Reza Shah | Reza Pahlavi |
| Rezh | Rej |
| Rezina | Rezina |
| rezone | redécouper |
| rezoning | redécoupage |
| Reşiţa | Reşiţa |
| RF | RF |
| RF Online | Rising Force Online |
| RFB protocol | Remote Frame Buffer |
| RFS Vladimir Monomakh | Vladimir II Monomaque |
| RFS Yury Dolgoruky | Iouri Dolgorouki |
| RG | RG |
| RG Veda | RG veda |
| RGB color model | Rouge vert bleu |
| RGB color space | Rouge vert bleu |
| RGBA color space | RGBA |
| RGU photometry | Photometrie RGU |
| Rh | Rhodium |
| Rh factor | facteur rhésus |
| Rhabditida | Rhabditida |
| Rhabdodendron | Rhabdodendraceae |
| Rhabdodon | Rhabdodon |
| Rhabdodontidae | Rhabdodontidae |
| Rhabdom | Rhabdome |
| rhabdomyolysis | rhabdomyolyse |
| Rhabdomys | Rhabdomys |
| Rhabdoviridae | Rhabdoviridae |
| Rhacodactylus | Rhacodactylus |
| Rhacodactylus leachianus | Rhacodactylus leachianus |
| Rhacodactylus sarasinorum | Rhacodactylus sarasinorum |
| Rhacophoridae | Rhacophoridae |
| Rhacophorus | Rhacophorus |
| Rhacophorus nigropalmatus | Rhacophorus nigropalmatus |
| Rhadamanthus | Rhadamanthe |
| Rhadamistus | Rhadamiste |
| Rhaetia | Rhétie |
| Rhaetian Alps | Alpes rhétiques |
| Rhaeto-Romance | Romanche |
| Rhagionidae | Rhagionidae |
| Rhamnaceae | Rhamnaceae |
| Rhamnales | Rhamnales |
| Rhamnus | Bourdaine |
| Rhamphorhynchus | Rhamphorhynchus |
| Rhaphigaster nebulosa | Rhaphigaster nebulosa |
| Rhapidophyllum hystrix | Rhapidophyllum |
| Rhapsode | Rhapsode |
| rhapsodic | rhapsodique |
| Rhapsodist | Rhapsode |
| rhapsody | rhapsodie |
| Rhapsody in August | Rhapsodie en août |
| Rhapsody in Blue | Rhapsody in Blue |
| Rhapsody of Fire | Rhapsody of Fire |
| Rhapsody on a Theme of Paganini | Rhapsodie sur un thème de Paganini |
| Rhatany | Ratanhia |
| Rhaunen | Rhaunen |
| RhB | Chemins de fer rhétiques |
| rhea | nandou |
| Rhea Silvia | Rhéa Silvia |
| Rheged | Rheged |
| Rheidae | Rhea |
| Rheims | Reims |
| Rhein | Rhin |
| Rhein-Erft-Kreis | Rhin-Erft |
| Rhein-Hunsrück | Rhin-Hunsrück |
| Rhein-Kreis Neuss | Rhin Neuss |
| Rhein-Lahn-Kreis | Rhin-Lahn |
| Rhein-Pfalz-Kreis | Rhin-Palatinat |
| Rhein-Sieg | Rhin-Sieg |
| Rheinau | Rheinau |
| Rheinberg | Rheinberg |
| Rheineck | Rheineck |
| RheinEnergie Köln | RheinEnergie Cologne |
| RheinEnergieStadion | RheinEnergieStadion |
| Rheinfelden | Rheinfelden |
| Rheingau wine | Rheingau |
| Rheingold Express | TEE Rheingold |
| Rheinhessen | Vins de la Hesse-rhénane |
| Rheinisch-Bergischer Kreis | Rhin-Berg |
| Rheinsberg | Rheinsberg |
| Rheintal | District de Rheintal |
| Rheinturm Düsseldorf | Rheinturm Düsseldorf |
| rheme | rhème |
| Rhen - the | Rhin |
| Rhenish | rhénan |
| Rhenish Hesse | Vins de la Hesse-rhénane |
| Rhenish Republic | République rhénane |
| rhenium | rhénium |
| rheology | rhéologie |
| rheometer | rhéomètre |
| rheostat | rhéostat |
| Rhesus blood group system | Groupe Rhésus |
| rhesus factor | facteur rhésus |
| Rhesus of Thrace | Rhésos |
| rhetoric | éloquence |
| rhetorical | rhétorique |
