| Acronym | Meaning |
| SEOS | Synchronous Earth Observation Satellite |
| FP | Fixed Point |
| UCS | Universal Control System |
| EENT | Eye |
| MS | Mass Spectrometer |
| PSDP | Payload Station Distribution Panel |
| MCS | Measurements Calibration System |
| PCCP | Preliminary Contract Change ProPosal |
| HW | Ha Rd Wa Re |
| EMN | Engineering Management Network |