| Rize Province | Rize |
| Rizhsky Rail Terminal | Rizjski vokzal |
| Rizla | Rizla |
| Rjukan | Rjukan |
| RKKY interaction | RKKY-koppeling |
| RKO Pictures | RKO Pictures |
| RLC circuit | RLC-circuit |
| RLE | Run-length encoding |
| Rlogin | Rlogin |
| RM | Rm |
| RMI-IIOP | RMI-IIOP |
| RMS Aquitania | Aquitanië |
| RMS Britannia | RMS Britannia |
| RMS Britannic | Britannic |
| RMS Carpathia | RMS Carpathia |
| RMS Lusitania | RMS Lusitania |
| RMS Mauretania | RMS Mauretania |
| RMS Niagara | Niagara |
| RMS Olympic | RMS Olympic II |
| RMS Queen Mary | RMS Queen Mary |
| RMS Titanic | RMS Titanic |
| RNA | RNA |
| RNA interference | RNA-interferentie |
| RNA polymerase | RNA-polymerase |
| RNA virus | RNA-virus |
| RNA world hypothesis | RNA-wereld |
| RO | Ro |
| ROA | ROA |
| roach | kakkerlak |
| road | baan |
| Road bicycle racing | Wielersport |
| Road bike | Racefiets |
| Road crew | Roadie |
| road map | wegenkaart |
| road metal | steenslag |
| Road of Bones | Bottenweg |
| road race | wegrit |
| Road racing | Wegrace |
| road roller | wegwals |
| road safety | verkeersveiligheid |
| Road safety camera | Gatsometer |
| road sign | verkeersteken |
| Road signs in Sweden | Wegmarkering |
| Road surface marking | Wegmarkering |
| road sweeper | straatveger |
| road tax | wegenbelasting |
| road test | testrit |
| Road to Perdition | Road to Perdition |
| road to success | weg naar het succes |
| Road Town | Road Town |
| road traffic | verkeer |
| Road traffic regulations | Reglement Verkeersregels en Verkeerstekens |
| road where stopping is prohibited | weg met stopverbod |
| road worker | stratemaker |
| road-metal | steenslag |
| Road-rail vehicle | Rail-wegvoertuig |
| Road-rule enforcement camera | Gatsometer |
| roadability | wegligging |
| roadblock | obstakel |
| Roadian | Roadien |
| Roadrunner Records | Roadrunner Records |
| Roads in Romania | Snelwegen en nationale wegen in Roemenië |
| roadside | stoeprand |
| roadside bomb | bermbom |
| roadster | open tweepersoonsauto |
| roadway | rijweg |
| roadwork | wegwerkzaamheid |
| Roadworks | Opslagterrein |
| roadworthy | geschikt voor het verkeer |
| Roald Amundsen | Roald Amundsen |
| Roald Dahl | Roald Dahl |
| roam | trekken |
| Roane County | Roane County |
| Roanne | Roanne |
| Roanoke Colony | Roanoke |
| Roanoke Island | Roanoke Island |
| roar | tieren |
| roar with laughter | proesten van het lachen |
| roaring | lawaaierig |
| roaring drunk | straalbezopen |
| roaring success | denderend succes |
| Roaring Twenties | Roaring Twenties |
| roast | branden |
| roastbeef | rosbief |
| roasted | geroosterd |
| roasting | berisping |
| roasting pan | braadpan |
| rob | overvallen |
| Rob Bourdon | Rob Bourdon |
| Rob Halford | Rob Halford |
| Rob Levin | Rob Levin |
| rob of | afnemen |
| Rob Rensenbrink | Rob Rensenbrink |
| Rob Schneider | Rob Schneider |
