| Acronym | Meaning |
| SME | Static Model Exchange (approxn. In Electron-mol. Scattering) |
| IRLG | Interagency Regulatory Liaison Group |
| RFA | Retarding Field Analyzer |
| FAIMS | High-field Asymmetric Waveform Ion Mobility Spectrometry |
| MMC | Metal-Matrix Composite |
| IGBP | International Geosphere Biosphere Programme |
| ABI | Automated Ball Indentation |
| IRF | Instrument Response Function |
| CADD | Computer Aided Drug Design |
| DFM | Dark Field Microscopy |