| Acronym | Meaning |
| CRM | Chemical Remanent Magnetization |
| FECS | Federation Of European Chemical Societies |
| KRIPES | K-resolved Inverse Photoemission Spectroscopy |
| PNO-CEPA | Pseudonatural Orbital-coupled Electron Pair Approximation |
| PBM | Proton Beam Micromachining |
| HLLW | High Level Liquid Waste |
| RCM | Radiative Convective Model (of Climate) |
| COV | Coefficient Of Variation |
| TCLE | Thermal Coefficient Of Linear Expansion |
| MBR | Mobil Benzene Reduction [process] |