| Acronym | Meaning |
| DWES | Distorted-wave Energy Sudden (for Inelastic Mol. Collisions) |
| ICU | Intensive Care Unit |
| MEKP | Methyl Ethyl Ketone Peroxide |
| QUAX | Quantitative Phase-Analysis With X-ray Powder Diffraction |
| EMMI | Environmental Monitoring Methods Index |
| PPLV | Preliminary Pollutant Limit Value |
| BPT | Best Practical Technology |
| USJ | Ultra-shallow Junction |
| PB | Particle Beam |
| CANDU | Canadian Deuterium-Uranium Reactor |