| Rhin | Rhein |
| Rhincodon typus | Walhai |
| Rhino | Nashorn |
| Rhinobatidae | Geigenrochen |
| Rhinoceros sondaicus | Java-Nashorn |
| Rhinoceros unicornis | Panzernashorn |
| Rhinocerotidae | Nashörner |
| Rhinocryptidae | Bürzelstelzer |
| Rhinolophidae | Hufeisennasen |
| Rhinopithecus | Stumpfnasenaffen |
| Rhizobium | Knöllchenbakterien |
| Rhizophoraceae | Rhizophoragewächse |
| rho | Rho |
| Rho Cassiopeiae | Rho Cassiopeiae |
| Rhode Island | Rhode Island |
| Rhodesia | Rhodesien |
| Rhodesian Ridgeback | Rhodesian Ridgeback |
| Rhodiola rosea | Rosenwurz |
| rhododendron | Rhododendron |
| Rhodophyta | Rotalgen |
| Rhona Mitra | Rhona Mitra |
| Rhus | Rhus |
| Rhus coriaria | Gewürzsumach |
| Rhynchocephalia | Brückenechse |
| Rhyncholestes | Chilenische Opossummaus |
| Rhyncholestes raphanurus | Chilenische Opossummaus |
| Rhynchopidae | Scherenschnäbel |
| Rhynochetidae | Kagu |
| Rhysodidae | Runzelkäfer |
| Rhythm and blues | Rhythm and Blues |
| Rhythmophone | Rhythmophone |
| Rhyton | Rhyton |
| Rhäzüns | Rhäzüns GR |
| Rhön | Rhön |
| Ri | Japanische Längenmaße |
| riachuelo | Strom |
| Riad | Riad |
| rial | Rial |
| Rial omaní | Omani Rial |
| Rial qatarí | Katar-Riyal |
| Rial yemení | Jemen-Rial |
| Rianne ten Haken | Rianne ten Haken |
| Riau | Riau |
| Riaz | Riaz FR |
| Riazán | Rjasan |
| Ribatejo | Ribatejo |
| Ribavirina | Ribavirin |
| Ribe | Ribe Amt |
| Ribeira Brava | Ribeira Brava |
| Ribeira Grande | Ribeira Grande |
| Ribeira Grande de Santiago | Ribeira Grande de Santiago |
| ribera | Ufer |
| Ribera de Ebro | Ribera d’Ebre |
| ribereño | Ufer- |
| Ribes uva-crispa | Stachelbeere |
| ribete | Bord |
| ribetear | umranden |
| riboflavina | Riboflavin |
| Ribointerferencia | RNA-Interferenz |
| Ribonucleasa | Ribonuklease |
| ribosa | Ribose |
| ribosoma | Ribosom |
| Ribozima | Ribozym |
| Ric Flair | Ric Flair |
| ricachón | Geldsack |
| ricamente | reichlich |
| Ricard Rubio | Ricky Rubio |
| Ricarda Huch | Ricarda Huch |
| Ricardo | Richard |
