| Acronym | Meaning |
| HR | Historical Record |
| ODES | Optical Discrimination Evaluation Study |
| EPD | Emergency Procedures Document |
| HRSI | High-temperature Reusable Surface Insulation |
| UL | User Interface |
| NM | Nanometer |
| HDR | High Data Rate |
| LFAF | Low Frequency Accelerometer Flutter |
| NOISE | FigurNoise Figure |
| SIS | Scanning Imaging Spectrometer |