| Acronym | Meaning |
| LCP | Local Complex Potential (in Electron-atom Scattering) |
| TDSF | Time-dependent Spencer-Fano (in At. And Mol. Inelastic Collisions) |
| CPDWB | Coulomb-projected Distorted-wave Born |
| NOLMOS | Nonorthogonal (strictly) Local Molecular Orbitals |
| GICS | Grants Information And Control System |
| PIRAS | Polarized Infrared Absorption Spectroscopy |
| ADARD | Acid Deposition And Atmospheric Research Division |
| ZCC | Zero Core Contribution (model For Photodetachment Calcns.) |
| EPZ | Emergency Planning Zone |
| RRHO | Rigid Rotor-harmonic Oscillator (approxn.) |