| Acronym | Meaning |
| LCC | Launch Commit Criteria |
| PRESS | Pressure |
| NAV | Navigate |
| LMS | Information Management System |
| CSM | Computer Status Matrix |
| SPN | Shuttle Project Notice (KSC) |
| SEM | System Engineering Management |
| ETC | Greenbelt |
| GIM | Generalized Information Management |
| MFR | Manipulator Foot Restraint |