| Abbreviation | Definition |
|---|---|
| RDS | Radar Detection System |
| RDS | Rapid Deployment System |
| RDS | Red Dot Sight |
| RDS | Regional Data Center |
| RDSS | Regional Development Simulation System |
| RDT | Radio Digital Terminal |
| RDT | Rapid Decompression Test |
| RDT | Regional Decision Team |
| RDT | Reliability Demonstration Testing |
| RDT | Reliable Data Transfer |
| RDT | Remote Data Transmitter |
| RDT | Research, Development, and Test |
| RDT | Reserve Duty Training |
| RDT | Rights Description Table |
| RDT&E | Research, Development, Test Engineering |
| RDT&E | Research, Development, Test and Evaluation |
| RDT&E | Research, Development, Test, and Evaluation |
| RDTA | Reliability Development Test Article |
| RDTA | Reserve Division Tactical Area |
| RDTR | Research Division Technical Report |