| Acronym | Meaning |
| OUP | OFS UPlink Processor |
| LPFTP | Low Pressure Fuel Turbopump |
| MGVT | Mated Ground Vibration Test |
| ERBS | Earth Radiation Budget Satellite |
| FID | Flight Implementation Directive |
| BB | Breadboard |
| DE | Doppler Extractor |
| ELT | Emergency Locator Transmitter |
| U-SB | Unified S-Band |
| MILA | Merritt Island Launch Area |