| Acronym | Meaning |
| FS | Federal Specification |
| LOL | Limit Of Liability |
| EPL | Electrical Power Level |
| L/D | Lift-to-Drag (Ratio) |
| CSD | LCharles Stark Draper Laboratory (MIT) |
| SDM | Subsystem Design Manuals |
| NSTL | National Space Technology Laboratories |
| QATT | Qualification For Acceptance Thermal Testing |
| PSDP | Payload Station Distribution Panel |
| M | PTPMain Propulsion Test Program |