| Acronym | Meaning |
| MFC | Multiconfigurational Frozen Core (approxn. For Electron-atom Scattering Calcns.) |
| PAGIRS | Pesticide Assessment Guidelines Information Retrieval System |
| VSS | Volatile Suspended Solids |
| AMPTE | Active Magnetosphere Particle Tracer Explorers |
| MQL | Method Quantitation Limit |
| FFSHC | Field Federal Safety And Health Councils |
| TRIGA | Training, Research, Isotopes, General Atomic (nuclear Fuel) |
| UKMO | United Kingdom Meteorological Office |
| AHP | Analytic Hierarchy Process |
| STS | Surface Tunnelling Spectroscopy |