| Acronym | Meaning |
| LEP | Local Electron Pair (model For Intra- & Intermol. Interactions) |
| GBS | Generalized Bohr-Sommerfeld (quantization Method) |
| CCAA | Canadian Clean Air Act |
| ONCV | Orthonormality Constrained Variation (quantum Method) |
| SOCO | Second-order Correlation Orbital |
| TCSM | Tropospheric Chemistry Systems Model |
| AQSA | Anthraquinone-2-sulfonic Acid |
| PNA | Peptide Nucleic Acid |
| ESEM | Electron Spin Echo Modulation |
| MSSA | Methicillin-susceptible Staphylococcus Aureus |