| Acronym | Meaning |
| CTA | Classical Trajectory Approximation (in Mol.-collision Calcns.) |
| FIAM | Free Ion Activity Model |
| TBC | Two-beam Coupling |
| CAAMP | Canadian Acid Aerosol Measurement Program |
| CZT | Cadmium Zinc Telluride |
| CIPSI | Configuration Interaction Perturbing A Multiconfigurational Zeroth-order Wave Function Selected Iteratively |
| SAF | Symmetry Adapted Function (in CI Calcns.) |
| SPF | Superplastic Forming |
| EFS | Event-free Survival |
| NCS | Notification Of Compliance Status |