| Acronym | Meaning |
| SDCI | Single And Double Excitation Configuration Interaction Model |
| LNAPL | Light Nonaqueous Phase Liquid |
| HOAT | 1-hydroxy-7-azabenzotriazole (peptide Coupling Agent) |
| (SC)2(CI+PT2) | Self-consistent Size-consistent (CI+second-order Perturbation) |
| TGMA | Task Group Of Metal Accumulation |
| POCP | Photochem. Ozone Creation Potential |
| EHS | Environment |
| TIP | Temperature-independent Paramagnetism |
| MAH | Magic-angle Hopping |
| NSSS | Nuclear Steam Supply System |