| RF-proof | HF-dicht |
| RFB protocol | Remote Framebuffer Protocol |
| RFD : request for discussion | Aufruf zur Diskussion |
| RFI | Funkstörung |
| RFI choke | Funkentstördrossel |
| RFI filter | Funkentstörfilter |
| RFI suppression choke | Funkentstördrossel |
| RFID | RFID |
| RFID chip | RFID-Chip |
| RFID tag | RFID-Tag |
| RFID transponder | RFID-Transponder |
| RFP Request for Proposal | Ausschreibung |
| RFS Vladimir Monomakh | Wladimir Wsewolodowitsch Monomach |
| RFS Yury Dolgoruky | Juri Dolgoruki |
| RG | Ring-Erdung |
| RG Veda | RG Veda |
| RGB | RGB |
| RGB camera | RGB-Kamera |
| RGB color model | RGB-Farbraum |
| RGB color space | RGB-Farbraum |
| RGB colour model | RGB-Farbmodell |
| RGB monitor | RGB-Monitor |
| RGB signal | RGB-Signal |
| RGBI mobitor | RGBI-Monitor |
| RGBY camera | RGBY-Kamera |
| rgds : regards | mfg : mit freundlichen Grüßen |
| Rh | Rhodium |
| Rh factor | Rhesusfaktor |
| Rh isoimmunization | Rhesusinkompatibilität |
| rhabdite | Rhabdit |
| rhabdomancer | Rutengänger |
| rhabdomyoblastoma | Rhabdomyosarkom |
| rhabdomyolysis | Rhabdomyolyse |
| rhabdomyoma | Rhabdomyom |
| rhabdomyoma of the prostate | Prostatarhabdomyom |
| rhabdomyosarcoma , RMS | Rhabdomyosarkom , RMS |
| rhabdomyosarcoma of the bladder | Blasen-Rhabdomyosarkom |
| rhabdomyosarcoma of the liver | Leber-Rhabdomyosarkom |
| rhabdomyosarcoma of the lung | Lungen-Rhabdomyosarkom |
| rhabdomyosarcoma of the prostate | Prostatarhabdomyosarkom |
| rhabdomyosarcoma of the vagina | Rhabdomyosarkom der Vagina |
| Rhabdomys | Vierstreifen-Grasmaus |
| rhabdosarcoma | Rhabdosarkom |
| Rhabdoviridae | Rhabdoviridae |
| rhabdovirus | Rhabdovirus |
| rhabdoviruses | Rhabdoviren |
