| Abbreviation | Definition |
|---|---|
| RTOB | Real Time Online Branch |
| RTOB | Real Time Online Branches |
| RTOB | Reduce Tax On Beer |
| RTOB | Reliable Total Order Broadcast |
| RTOB | Round Table of Bretonnia |
| RTOH | Radio Tele Ole Haiti |
| RTOH | Rational Taxpayers of Hampton |
| RTOK | Random Tracks of Kindness |
| RTOK | Random Tweets Of Kindness |
| RTOL | Reconstructing the Tree of Life |
| RTOL | Road Transport Operator Licensing |
| RTOM | Real Time Object Manager |
| RTOM | Real Time Offer Management |
| RTOM | Real Time Option Module |
| RTOR | Return To The Operating Room |
| RTOR | Right Turns On Red |
| RTOS | Real time operating systems |
| RTOS | Real Time Operation System |
| RTOS | Reconfigurable Tactical Operations Simulator |
| RTOS | Right Time Operating System |