| Acronym | Meaning |
| ML | PED Mobile Launcher Pedestal |
| VM | Virtual Memory |
| PM | Preventive Maintenance |
| LC | LaunchCountdown |
| UUT | Unit Under Test |
| SR | Scan Ratio |
| OBS | Operational Biomedical System |
| QPR | Quarterly Progress Report |
| MMDB | Master Measurement Data Base |
| DFI | Development Flight Instrumentation |