| Acronym | Meaning |
| EMP | Electron Micro-probe |
| HEMT | High Electron Mobility Transistor |
| SAXS | Small Angle X-ray Scattering |
| RAP | Receptor-associated Protein |
| EMPACT | Environmental Monitoring For Public Access And Community Tracking |
| GFQMC | Green Function Quantum Monte Carlo |
| FSCT | Federation Of Societies For Coatings Technology |
| VPSA | Vainshtein-Presnyakov-Sobelman Approxn. (for Excitation In Atom-ion Collisions) |
| PTSA | Pressure And Temperature Swing Adsorption |
| POCV | Pair Orthogonality Constrained Variation Method |