| Acronym | Meaning |
| NET | PositivNet Positive Suction Pressure |
| CMV | Common Mode Voltage |
| FQT | Formal Qualification Test |
| DPP | Data Processing Software System |
| CRPL | Cosmic Ray Physics Laboratory |
| N2O4 | Nitrogen Tetroxide |
| SPA | S-Band Power Amplifier |
| GMMC | GrGMMCGround Master Measurements List |
| RTC | Real-time Command |
| PSM | Phase Sensitive Modulator |