| Acronym | Meaning |
| TEIL | Two-electron Ionization Ladder (wave Function) |
| FRET | Fluorescence Resonance Energy Transfer |
| BOSS | Bistable Optically Controlled Semiconductor Switch |
| BRCA1 | Breast Cancer Gene 1 |
| IUCLID | International Uniform ChemicaL Information Database |
| IEG | Immediate Early Gene |
| ISP | In-line Strip Production |
| PNDO | Partial Neglect Of Differential Overlap |
| MEDLA | Molecular Electron Density Lego Assembler |
| ABMA | American Boiler Manufacturers Association |