| Acronym | Meaning |
| ACE-I | Angiotensin Converting Enzyme Inhibitor |
| CREATIS | Center For Research And Applications In Image And Signal Processing |
| BOLD | Blood Oxygenation Level-dependent |
| PES | Photoelectron Spectroscopy |
| PEOE | Partial Equalization Of Orbital Electronegativity (model) |
| CBO | Corrected Born-Oppenheimer (in Calcns. For Mol. Complexes) |
| PAIR | Patent Application Information Retrieval System |
| WEEE | Waste Electrical And Electronic Equipment |
| ECGF | Endothelial Cell Growth Factor |
| ES | Energy Sudden (approxn. In Scattering Calcns.) |