| Acronym | Meaning |
| PSF | Point Spread Function |
| DOE | Department Of The Environment |
| CMB | Cosmic Microwave Background |
| HV | High Voltage |
| PCGG | PCG Glovebox |
| FBV | Fuel Bleed Valve |
| SUSIM | Solar Ultraviolet Spectral Irradiance Monitor |
| PLSS | Portable Life Support System |
| U3P | Union Pour La Promotion De La Propulsion Photonique |
| OTFE | Oscillatory Thermocapillary Flow Experiment |