| Acronym | Meaning |
| OMEGA | Method In Molecular Orbital Calculations |
| MP4(SDTQ) | Moeller-Plesset (perturbation Theory To) 4th Order With Single |
| ICT | Intramol. Charge Transfer |
| AGS | Alternating Gradient Synchroton |
| FODA | Fiber Optic Doppler Anemometry |
| RSCPA | Reduced (second Order) Self-consistent Phonon Approxn. (a Green-function Calcn. Method) |
| REV | Ray Eigenvector (a Wave Function) |
| ZRPA | Zero-range Potential Approximation |
| ISEE | International Society For Environmental Epidemiology |
| PLID | Pulsed Laser Induced Desorption |