| Radboud | Radboud of Utrecht |
| Radclyffe Hall | Radclyffe Hall |
| rade | roadstead |
| Rade Šerbedžija | Rade Šerbedžija |
| radeau | raft |
| radeau de sauvetage | raft |
| Radebeul | Radebeul |
| Radegast | Radegast |
| Radegonde | Radegund |
| Radek Bonk | Radek Bonk |
| Radek Černý | Radek Černý |
| Radek Širl | Radek Šírl |
| Radelfingen | Radelfingen |
| Radermachera | Radermachera |
| Radermachera sinica | Radermachera sinica |
| Radha Mitchell | Radha Mitchell |
| Radhanites | Radhanite |
| Radhi Jaïdi | Radhi Jaïdi |
| Radi Nedelchev | Radi Nedelchev |
| radial | radial |
| Radian | Radian |
| Radiata | Radiata |
| radiateur | heater |
| Radiateur par accumulation | Storage heater |
| radiateur à convection | convector |
| radiateur électrique | electric heater |
| radiation | radiation |
