| Acronym | Meaning |
| CIPSI | Configuration Interaction Perturbing A Multiconfigurational Zeroth-order Wave Function Selected Iteratively |
| NCC | National Computing Center |
| TRAM | TRansient And Accident Management |
| IMG | Interferometric Monitor For Greenhouse Gases |
| RFA | Renormalized Free Atom (model |
| LMC | Low-pressure Molding Compound |
| CCHF | Crimean Congo Hemorrhagic Fever |
| ABXP | Ab Initio Dv-x.alpha. Point Charge Approxn. (in Solid Surface Electronic Structure Calcn.) |
| SMM | Single-molecule Magnet |
| ACT | Alternative Control Technique |