| Acronym | Meaning |
| HMC SCF | Hybrid Multiconfiguration Self-consistent Field |
| GLWQB | Great Lakes Water Quality Board |
| PTC | Phase Transfer Catalysis |
| PSM | Pflanzenschutzmittel; Pesticides |
| BNL | Brookhaven National Laboratory |
| HMV | Hydrodynamic Modulation Voltammetry |
| GCO | General Coupling Operator (in Calcns. Of Vector Coupling For Atoms And Ions) |
| STS | Scanning Tunnelling Spectroscopy |
| VLG | Varying Localized Geminal |
| MNDO | Modified Neglect Of Differential Overlap |