| RTDM | Rail Transport Demand Management
| Others |
| RTDM | Rapid Team Death Match
| Others |
| RTDM | Read The Damn Manual
| Others |
| RTDM | Real Time Data Management
| Others |
| RTDM | Real Time Data Migration
| Others |
| RTDM | Real Time Data Modeling
| Others |
| RTDM | Real Time Data Monitoring
| Others |
| RTDM | Real Time Deadline Multitask
| Others |
| RTDM | Real Time Decision Making
| Others |
| RTDM | Real Time Decision Manager
| Others |
| RTDM | Real Time Driver Model
| Others |
| RTDM | Regional Travel Demand Model
| Others |
| RTDM | Reverse Time De Migration
| Others |
| RTDM | Rough Terrain Dispersion Model
| Others |