| Acronym | Meaning |
| LOI | Lunar Orbit Insertion |
| PSV | Planetary Space Vehicle |
| PF | PrimeFunction |
| JRB | Joint Review Board |
| CST | Crew Systems Trainer (One-G Trainer) |
| MDS | Malfunction Detection System |
| UCTA | Urine Collection Transfer Assembly |
| DFS | Directional Finding System |
| SLPB | Spacelab Program Board |
| PRSD | Power Reactant Supply And Distribution |