| rationally | racjonalnie |
| Ratisbon | Ratyzbona |
| Ratite | Bezgrzebieniowce |
| Ratko Mladić | Ratko Mladić |
| Ratlike hamster | Chomik chiński |
| Ratmir Kholmov | Ratmir Chołmow |
| Ratnapura | Ratnapura |
| Ratnasiri Wickremanayake | Ratnasiri Wickremanayake |
| Ratomir Dujković | Ratomir Dujković |
| RATP | Régie autonome des transports parisiens |
| Ratschings | Racines |
| Ratshausen | Ratshausen |
| Rattenberg | Rattenberg |
| Rattenkirchen | Rattenkirchen |
| Rattiszell | Rattiszell |
| rattle | kołatka |
| Rattleback | Kamień celtycki |
| rattlesnake | grzechotnik |
| Ratzeburg | Ratzeburg |
| Raubling | Raubling |
| Raudondvaris | Czerwony Dwór |
| Rauenberg | Rauenberg |
| Rauha | Pokój |
| Rauisuchia | Rauizuchy |
| Raul Hilberg | Raul Hilberg |
| Rauma dialect | Rauma |
| Rauma River | Rauma |
| Raumpatrouille | Orion |
| Raunheim | Raunheim |
| Rava-Ruska | Rawa Ruska |
| Ravachol | François Claudius Koeningstein |
| Ravana | Brahman |
| Ravda | Rawda |
| Ravello | Ravello |
| raven | kruczy |
| Raven banner | Kruk |
| Raven Guard | Raven Guard |
| Raven paradox | Paradoks czarnego kruka |
| Raven-Symoné | Raven-Symoné Christina Pearman |
| Ravenholm | Ravenholm |
| Ravenna | Rawenna |
| ravenous appetite | wilczy apetyt |
| Ravensbrück concentration camp | Ravensbrück |
| Ravensburg | Ravensburg |
| Ravi River | Ravi |
| Ravi Shankar | Ravi Shankar |
| ravine | wąwóz |
| ravings | bzdura |
| ravioli maker | pierogownica |
| Raviv Ullman | Ricky Ullman |
| Ravne na Koroškem | Ravne na Koroškem |
| Ravnsborg | Gmina Ravnsborg |
| Raw food diet | Witarianizm |
| Raw foodism | Witarianizm |
| Raw image format | RAW |
| Raw iron | Surówka hutnicza |
| Raw lard | Pella |
| raw material | surowiec |
| raw material consumption | zużycie surowców |
| raw material securing | zapewnienie surowców |
| raw water | woda surowa |
| Rawa Coat of Arms | Rawicz |
| Rawa County | Powiat rawski |
| Rawa Mazowiecka | Rawa Mazowiecka |
| Rawa Voivodeship | Województwo rawskie |
| Rawalpindi | Rawalpindi |
| Rawhi Fattouh | Rawhi Fattuh |
| Rawicz | Rawicz |
| Rawicz County | Powiat rawicki |
| Rawka River | Rawka |
| Rawlplug | Staw skokowy górny |
| Rawlplug ® | Staw skokowy górny |
| ray | promień |
| Ray Allen | Ray Allen |
| Ray Bradbury | Ray Bradbury |
| Ray Charles | Ray Charles |
| Ray Ewry | Ray Ewry |
| Ray Hnatyshyn | Ray Hnatyshyn |
| Ray Liotta | Ray Liotta |
| Ray Manzarek | Ray Manzarek |
| Ray Romano | Ray Romano |
| Ray Tomlinson | Ray Tomlinson |
| Ray Toro | Ray Toro |
| Ray Wise | Ray Wise |
| Raya Dunayevskaya | Raja Dunajewskaja |
| Rayleigh number | Liczba Rayleya |
| Rayleigh scattering | Rozpraszanie Rayleigha |
| Rayleigh-Jeans law | Prawo Rayleigha-Jeansa |
| Rayleigh-scattering | Rozpraszanie Rayleigha |
| Rayman | Rayman |
| Rayman series | Rayman |
| Raymond | Rajmund |
| Raymond Aron | Raymond Aron |
| Raymond Barre | Raymond Barre |
| Raymond Boudon | Boudon |
| Raymond Carver | Raymond Carver |
| Raymond Chandler | Raymond Chandler |
| Raymond Dart | Raymond Dart |
| Raymond du Puy de Provence | Raymond du Puy |
| Raymond Franz | Raymond Franz |
| Raymond II of Toulouse | Rajmund II |
| Raymond II of Tripoli | Rajmund II |
| Raymond III of Tripoli | Rajmund III |
| Raymond IV of Toulouse | Rajmund z Tuluzy |
| Raymond IV of Tripoli | Rajmund z Tuluzy |
| Raymond Kopa | Raymond Kopaszewski |
| Raymond Kurzweil | Raymond Kurzweil |
| Raymond of Antioch | Rajmund z Poitiers |
| Raymond of Peñafort | Rajmund z Penyafort |
| Raymond Poincaré | Raymond Poincaré |
| Raymond Pons of Toulouse | Rajmund III |
| Raymond Queneau | Raymond Queneau |
| Raymond Roussel | Raymond Roussel |
| Raymond V of Toulouse | Rajmund V z Tuluzy |
| Raymond VII of Toulouse | Rajmund VII z Tuluzy |
| Raymond-Roupen of Antioch | Rajmund-Roupen |
| Raymound Roussel | Raymond Roussel |
| Raynald of Chatillon | Rejnald z Chatillon |
| Rayo Vallecano | Rayo Vallecano Madryt |
| Raysko Praskalo | Rajsko Praskalo |
| Rayuela | Gra w klasy |
| Razelm Lake | Razim |
| Razgrad | Razgrad |
| Razgrad Province | Obwód Razgrad |
| Raziel | Raziel |
| Razkrižje | Razkrižje |
| razor blade | żyletka |
| Razor-shell | Nóż |
| razorbill | alka |
| Razorlight | Razorlight |
| Raël | Claude Vorilhon |
| Raëlism | Raelianie |
| Raí | Raí |
| Raúl Bravo | Raúl Bravo |
| Raúl Castro | Raúl Castro |
| Raúl Francisco Primatesta | Raúl Francisco Primatesta |
| Raúl García | Raúl García |
| Raúl González | Raúl González Blanco |
| Raúl Juliá | Raúl Juliá |
| Rače-Fram | Rače-Fram |
| Raşcov | Raszków |
| RBC Center | RBC Center |
| RBMK | RBMK |
| RC | RC |
| RC circuit | Układ RC |
