| Acronym | Meaning |
| PRIME | Plume Rise Model Enhancements |
| CINO | Configuration Interaction Natural Orbital |
| CDW | Coulomb Distorted Wave (for Scattering Calcns.) |
| CPSSR | Coulomb-repulsion Perturbed Stationary State With Relativistic Effects |
| BLS | Bare Lymphocyte Syndrome |
| GLM | General Linear Model |
| DBTT | Ductile-to-brittle Transition Temperature |
| MAAC | Maximum Ambient Air Concentration |
| PTV | Programmed Temp. Vaporizing |
| FY | Fiscal Year |