| Acronym | Meaning |
| MCOPM | Multiconfiguration Optimized Potential Model |
| SSGF | Self-consistent Surface Green Function |
| BOA | Bond Orientational Anisotropy |
| SR-CC | Single Reference-CC |
| BLC | BACT/LAER Clearinghouse |
| POL-CI | Polarization Configuration Interaction |
| IAWPRC | International Association For Water Pollution Research And Control |
| EGCI | Exponentially Generated Configuration Interaction |
| HTCGC | High Temperature Capillary Gas Chromatography |
| QBO | Quantitative Basis Orbital (an MO Or AO) |