| Abbreviation | Definition |
|---|---|
| RTSB | Resealable Team Set Bags |
| RTSB | Resistance Training Skills Battery |
| RTSB | Ruane TATI Sdn Bhd |
| RTSD | Railroad Transportation Safety District |
| RTSD | Rebuilding Together San Diego |
| RTSD | Room Temperature Semiconductor Detectors |
| RTSF | Right to a Sustainable Future |
| RTSF | Round Table Suomi Finland |
| RTSL | Reaching and Teaching Struggling Learners |
| RTSL | Real Time Systems Ltd |
| RTSL | Reuters Transaction Services Limited |
| RTSL | Reuters Transaction Services Ltd |
| RTSM | Read the Stupid Manual |
| RTSM | Real Time Service Model |
| RTSM | Run time Service Model |
| RTSN | Rebuilding Together Southern Nevada |
| RTSP | Real Time Stream Protocol |
| RTSP | Real Time Streaming Policy |
| RTSS | Ready to Succeed Scholarship |
| RTSS | Real time Self Service |