| Acronym | Meaning |
| M | PTSMultipurpose Tool Set |
| SDH | Software Development Handbook |
| FAA | Federal Aviation Administration |
| SP-PCO | Program Control Office (KSC Shuttle) |
| OSA | Operational Support Area |
| FUS/LF | Fuselage |
| CAS | Control Augmentation System |
| SATS | Small Applications Technology Satellite |
| FVV | Facility Verification Vehicle |
| LIN | Liquid Nitrogen |