| revolução industrial | révolution industrielle |
| Revolução Iraniana | Révolution iranienne |
| Revolução Laranja | Révolution orange |
| Revolução marginalista | Marginalisme |
| Revolução Mexicana | Révolution mexicaine |
| revolução russa | révolution d'Octobre |
| Revolução Tranqüila | Révolution tranquille |
| Revolução Ucraniana | Makhnovchtchina |
| revolução verde | révolution verte |
| revolver | remettre sur le tapis |
| revolver de seis tiros | revolver à six coups |
| revolver na mente | ruminer |
| Revolver Ocelot | Revolver Ocelot |
| revés | revers |
| revés do amor | peine de cœur |
| revólver | revolver |
| Rex sacrorum | Rex Sacrorum |
| Rex Stout | Rex Stout |
| Rexhep Meidani | Rexhep Mejdani |
| REXX | Restructured Extended Executor |
| Rey Mysterio | Rey Mysterio |
| Reykjanes | Reykjanes |
| Reykjanesbær | Reykjanesbær |
| Reykjavik | Reykjavík |
| Reykjavík | Reykjavík |
| Reza Pahlavi | Reza Pahlavi |
| rezadeira | guérisseuse |
| rezador | guérisseur |
| rezar | prier |
| Rezekne | Rezekne |
| Rezina | Raion de Rezina |
| reúso | réemploi |
| Reşiţa | Reşiţa |
| RF | RF |
| RFC | Request for comments |
| RFID | Radio-identification |
| RG | RG |
| RG Veda | RG veda |
| RGB | Rouge vert bleu |
| RH | RH |
| Rhabdodendraceae | Rhabdodendraceae |
| Rhabdodonte | Rhabdodon |
| Rhabdoviridae | Rhabdoviridae |
| Rhacophoridae | Rhacophoridae |
| Rhamnaceae | Rhamnaceae |
| Rhapidophyllum | Rhapidophyllum |
| Rhapsody in Blue | Rhapsody in Blue |
| Rhapsody of Fire | Rhapsody of Fire |
| Rhea | Rhéa |
| Rhea Silvia | Rhéa Silvia |
| Rhebok | Pelea capreolus |
| Rhein-Erft-Kreis | Rhin-Erft |
| Rhein-Hunsrück | Rhin-Hunsrück |
| Rhein-Lahn | Rhin-Lahn |
| Rhein-Pfalz-Kreis | Rhin-Palatinat |
| Rhein-Sieg | Rhin-Sieg |
| Rheinau | Rheinau |
| Rheineck | Rheineck |
| RheinEnergieStadion | RheinEnergieStadion |
| Rheinfelden | Rheinfelden |
| Rheinisch-Bergischer Kreis | Rhin-Berg |
| Rheu | Le Rheu |
| Rhinanthus | Chorthippus biguttulus |
| Rhinodermatidae | Rhinodermatidae |
| Rhinophrynidae | Rhinophrynus dorsalis |
| Rhinoptera | Rhinoptera |
| Rhinovirus | Rhinovirus |
| Rhipsalis | Rhipsalis |
| Rhizobium | Rhizobium |
| Rhizophora | Rhizophora |
| Rhizophoraceae | Rhizophoraceae |
| Rhizostomeae | Rhizostomeae |
| Rhode Island | Rhode Island |
| Rhodesian Ridgeback | Rhodesian Ridgeback |
| Rhodophyta | Rhodophyta |
| Rhoiptelea chiliantha | Rhoipteleaceae |
| Rhona Mitra | Rhona Mitra |
| Rhopalostylis | Rhopalostylis |
| Rhus | Rhus |
| Rhyaciano | Rhyacien |
| Rhyacotritonidae | Rhyacotritonidae |
| Rhynchocalycaceae | Rhynchocalycaceae |
| Rhynchopidae | Bec-en-ciseaux |
| Rhynchotus rufescens | Tinamou isabelle |
| Rhythm and blues | Rhythm and blues |
| Rhythmophone | Rhythmophone |
| Rhäzüns | Rhäzüns |
| Rhêmes-Saint-Georges | Rhêmes-Saint-Georges |
| RIA Novosti | RIA Novosti |
| riachinho | ruisselet |
| riacho | ruisseau |
| Riad | Riyad |
| Riade | Riyad |
| rial | rial |
| Rial iemenita | Rial yéménite |
| Rial iraniano | Rial iranien |
| Rianne ten Haken | Rianne ten Haken |
| Riano | Riano |
| Rianxo | Rianxo |
| Riau | Riau |
| Riaz | Riaz |
| Riazan | Riazan |
| Riba-roja de Túria | Riba-roja de Túria |
| ribaldo | paillard |
| ribanceira | berge |
| Ribeira Brava | Ribeira Brava |
| Ribeira Grande | Ribeira Grande |
| ribeirinho | littoral |
| ribeiro | ruisseau |
| Ribera | Ribera |
| Ribera Alta | Ribera Alta |
| Ribera Baja | Ribera Baja-Erribera Beitia |
| Riblja Čorba | Riblja Čorba |
| riboflavina | riboflavine |
| ribombar | grogner |
