| Acronym | Meaning |
| GBF | Gibbs-Bogolyubov-Feynman (variational Principle) |
| BA | Best Atom (basis Set) |
| ICSS | Intracranial Self-stimulation |
| AMS | Alpha Magnetic Spectrometer |
| PVB | Poly(vinyl Butyral) |
| SEESR | Simultaneous Electrochemical-electron Spin Resonance |
| CHARMM | Chemistry At HARvard Macromolecular Mechanics |
| FCA | Fuzzy Cluster Analysis |
| GIS | Geographical Information System |
| DIMET | Desorption Induced By Multiple Electronic Transitions |