| Rhine | Rin |
| Rhine Province | Renania |
| Rhine-Main S-Bahn | S-Bahn Rhein-Main-Neckar |
| Rhine-Ruhr | Región Rin-Ruhr |
| Rhineland | Renania |
| Rhineland Bastard | Bastardos de Renania |
| Rhineland-Palatinate | Renania-Palatinado |
| rhinestone | cristal de roca |
| rhino | rinoceronte |
| Rhino Heavy Armoured Car | Rhino |
| rhino- | rino- |
| rhinoceros | rinoceronte |
| Rhinoceros Hornbill | Buceros rhinoceros |
| Rhinolophidae | Rhinolophidae |
| rhinoplasty | rinoplastia |
| Rhinos | Rhinocerotidae |
| rhinovirus | rinovirus |
| Rhipogonaceae | Rhipogonaceae |
| Rhipsalis | Rhipsalis |
| Rhizobia | Rhizobium |
| Rhizoctonia solani | Rhizoctonia solani |
| rhizome | rizoma |
| Rhizophora mangle | Manglar |
| Rhizophoraceae | Rhizophoraceae |
| Rhizophorales | Rhizophoraceae |
| rhizosphere | rizosfera |
| Rhizostomae | Rhizostomae |
| rho | ro |
| Rho Cassiopeiae | Rho Cassiopeiae |
| Rho Cassiopeiae star | Estrellas Rho Cassiopeiae |
| Rhode | Rodas |
| Rhode Island | Rhode Island |
| Rhode Island - Providence | Estado de los Estados Unidos de América |
| Rhode Island Red | Rhode Island |
| Rhode Island School of Design | Escuela de Diseño de Rhode Island |
| Rhodes | Rodas |
| Rhodes piano | Piano Rhodes |
| Rhodesia | Rhodesia |
| Rhodesian | rodesiano |
| Rhodesian Ridgeback | Rhodesian Ridgeback |
| Rhodiola rosea | Rhodiola rosea |
| rhodium | rodio |
| Rhodobacteraceae | Rhodobacteraceae |
| rhodochrosite | rodocrosita |
| rhododendron | rododendro |
| Rhododendron ponticum | Rhododendron ponticum |
| Rhododendron subgenus Hymenanthes | Rhododendron subgénero Hymenanthes |
| Rhodope | Montañas Ródope |
| Rhodope Mountains | Montañas Ródope |
| Rhodope Prefecture | Ródope |
| Rhodopis | Ródope |
| Rhodos | Rodas |
| Rhoen | Rhön |
| Rhoipteleaceae | Rhoipteleaceae |
| rhomb | rombo |
| Rhombic dodecahedron | Rombododecaedro |
| Rhombic triacontahedron | Triacontaedro rómbico |
| rhombicosidodecahedron | rombicosidodecaedro |
| Rhombicuboctahedron | Rombicuboctaedro |
| rhombohedral | romboédrico |
| rhombohedron | romboedro |
| rhomboid | romboidal |
| Rhombozoa | Rhombozoa |
| rhombus | rombo |
| Rhona | Ródano |
| Rhona Mitra | Rhona Mitra |
| Rhondda Cynon Taff | Rhondda |
| Rhone | Ródano |
| rhotacism | rotacismo |
| rhubarb | ruibarbo |
| Rhubarbs | Rheum rhabarbarum |
| rhyme | rima |
| rhymed | rimado |
| rhymester | rimador |
| Rhynchocalyx | Rhynchocalycaceae |
| Rhynchophorus ferrugineus | Rhynchophorus ferrugineus |
| rhyolite | riolita |
| Rhysodidae | Rhysodidae |
| rhythm | ritmo |
| Rhythm and blues | Rhythm and blues |
| rhythm section | sección de ritmo |
| rhythmic | rítmico |
| rhythmic gymnastics | gimnasia rítmica |
| rhythmical | rítmico |
| Rhythmophone | Rhythmophone |
| Rhäzüns | Rhäzüns |
| Rhône | Ródano |
| Rhône River | Ródano |
| Rhône wine | Ródano |
| Rhône-Alpes | Ródano-Alpes |
| Rhön Mountains | Rhön |
| Rhön-Grabfeld | Distrito de Rhön-Grabfeld |
| RI | Rieti |
| Riace Warriors | Bronces de Riace |
| Rialto Bridge | Puente de Rialto |
| Rianxo | Rianjo |
| Riau | Riau |
| Riau Islands | Archipiélago de Riau |
| Riaz | Riaz |
| Riazor Stadium | Estadio de Riazor |
| rib | costilla |
| rib cage | caja torácica |
