| Acronym | Meaning |
| SPD | Speed |
| I | LAS Instrument Landing Approach System |
| IOC | Initial Operational Capability |
| VE | Vehicle Engineering (KSC VBO Directorate) |
| MO | Manual Orientation |
| SOC | Simulation Operation ComPuter |
| EOW | Energy Over Weight |
| PFM | Platform |
| PRP | Personnel Reliability Program |
| MTO | Maximum Time Out |