| Acronym | Meaning |
| PWTF | Plane-wave Translation Factors (in Atom-ion Inelastic Collisions) |
| APYS | Auger-electron Partial Yield Spectroscopy |
| XMM | X-ray Multi-Mirror |
| MSCET | Month And State Current Emission Trends |
| HGF | Hermite Gaussian Function |
| IQG | Independent Quasigeminals |
| CDI | Chronic Daily Intakes |
| SFIP | Sector Facility Indexing Project |
| RTH | Resistance To Thyroid Hormone |
| VIMS | Visible And IR Mapping Spectrometer |