| Acronym | Meaning |
| GTF | Gaussian-type (wave) Function |
| QMC | Quantum Monte-Carlo (theory For Many-electron Atoms And Mols.) |
| AATCC | American Association Of Textile Chemists And Colorists |
| FEP | Free Energy Perturbation |
| CELIA | Competitive Enzyme-Linked Immunoassay |
| LCTV | Liquid Crystal Television |
| RPCVD | Remote Plasma-enhanced Chemical Vapor Deposition |
| SAF | Symmetry Adapted Function (in CI Calcns.) |
| EPRI | Electric Power Research Institute |
| AAP | Asbestos Action Program |