| Acronym | Meaning |
| FEWG | Flight Evaluation Working Group |
| R | Rehydratable |
| RV | Retrieval Vessel |
| CSR | Certification Status Report |
| PDRSS | Payload Development And Retrieval System Simulator |
| GMMC | GrGMMCGround Master Measurements List |
| IB | Instruction Book |
| MCW | Modulated Continuous Wave |
| PTT | Push-to-Talk |
| HRDA | High Rate Data Assembly |