| Acronym | Meaning |
| DAM | Driver Amplifier Module |
| FDLN | Feedline |
| LDS | Landing/Deceleration Subsystem |
| PDP | Project Definition Phase |
| TAEM | Terminal Area Energy Management |
| MDS | Minimum Discernible System |
| OIR | Operations IntegrationReview |
| RVDT | Rotary Variable Differential Transducer |
| DDC | Digital Data Cell |
| RHCP | Right Hand Circular Polarization (Polarized) |