| Acronym | Meaning |
| EMAP | Energy-modified Adiabatic Phase (matrix Method) |
| VAMAS | Versailles Project On Advanced Materials And Stds. |
| SPA | Shielded-potential Approxn. (in Electronic Structure) |
| TDSE | Time-dependent Schroedinger Equation |
| UMP4SDTQ | Unrestricted Moeller-Plesset 4th-order (perturbation Theory With) Single |
| GWP | Gaussian Wave Packet |
| MOCIC | MO Constraint Of Interaction Coordinates |
| IRR | Internal Rate Of Return |
| HAPEM | Hazardous Air Pollutant Exposure Model |
| VOF | Volume Of Fluid |