| Acronym | Meaning |
| VASP | Vienna Ab Initio Simulation Package |
| VACSY | Variable-angle Correlation Spectroscopy |
| JPO | Japanese Patent Office |
| BCS-CRM | British Chemical Standard-Certified Reference Material |
| TMP | Thermomechanical Pulping |
| OSIRIS | Optical Spectrograph And IR Imaging System |
| LSND | Liquid Scintillator Neutrino Detector |
| AFBS | Anaerobic Fluidized Bed Systems |
| UNFCCC | United Nations Framework Convention On Climate Change |
| AIMP | Ab Initio Model Potential (for Valence-electron Mol. Calcns.) |