| Acronym | Meaning |
| ILTJ | Iodine-Laser Temperature Jump |
| CNC | Computer Numerical Control |
| IASC | International Arctic Science Committee |
| MPL | Maximum Permitted Level |
| AMORS | Atomic Magnetooptic Resonance Spectroscopy |
| HPPM | Hole-particle Potential Model (in Mol. Excited States Calcns.) |
| GMAV | Genus Mean Acute Value |
| UCHFPT | Uncoupled Hartree-Fock Perturbation Theory |
| DEF | Dose Effect Factor |
| DNO | Delocalized Natural Orbital |