| Acronym | Meaning |
| LKKR | Layer Korringa-Kohn-Rostoker (in Interface Electronic Structures) |
| CAG | Carcinogen Assessment Group |
| RE | Recoupled States (in Orbiting Resonances Calcns. In Atom-mol. Inelastic Scattering) |
| MAGE | Marine Aerosol And Gas Exchange Experiment |
| BSSE | Basis-set Superposition Error |
| NTP | National Toxicology Program |
| ACT | Activated Clotting Time |
| DOTS | Digital-optical Technology System |
| FMCW | Frequency Modulated Continuous Wave |
| WFS | Work Function Spectroscopy |