| Acronym | Meaning |
| ERIC | Educational Resources Information Center |
| CISD | Configuration Interaction With Single And Double Excitation |
| FEL | Free Electron Laser |
| SMILES | Simplified Molecular Input Line Entry System |
| WWEMA | Waste And Wastewater Equipment Manufacturers Association |
| VGP | Virtual Geomagnetic Pole |
| BZ | 3-quinuclidinyl Benzilate (chemical Warfare Agent) |
| HSCCC | High-speed Counter-current Chromatography |
| CHFEP | Coreless Hartree-Fock Effective Potential |
| VO | Valence Orbital |