| Acronym | Meaning |
| PRT | PulseRepetitionTime |
| PMIR | Program Manager's Integration Review |
| RPL | Rated Power Level |
| M/LR | Maintenance Loop Recorder |
| LA | Launch Abort |
| EU | Electronic Unit |
| SG | LSSpace Ground Link Station |
| FML | Fault Message Line |
| MUR | Manpower Utilization Report |
| ICAO | International Civil Aviation Organization |