| Abbreviation | Definition |
|---|---|
| RTLS | Real Time Location System |
| RTM | Real Time Machining |
| RTN | Rough, Turned, and Normalized |
| RTP | Recycler Transfer Packaging |
| RTPB | Rhodesian Teak Pen Blank |
| RTPC | Reach Truck Performance Calculator |
| RTPD | Recycler Transfer Packaging Directory |
| RTPF | Real-Time Particle Filter |
| RTPK | Rainbow Techno 5.0 Parafoil Kite |
| RTPT | Reel Trailer Puller-Tensioner |
| RTPU | Rigid Thermoplastic PolyUrethane |
| RTR | Reverse Tine Tiller |
| RTRP | Reinforced Thermosetting Resin Pipe |
| RTT | Radion Transmission Technology |
| RTT | Reduced Top Tube |
| RTV | Room Temperature Vucanizing |
| RTV | Rotor Thickness Variation |
| RTW | Road Tank Wagon |
| RUG | Regular Unleaded Gas |
| RUL | Refractoriness Under Load |