| Acronym | Meaning |
| HMO | Hueckel Molecular Orbital |
| ORP | Oxidation-reduction Potential |
| ASGDI | Atmospheric Sampling Glow Discharge Ionization |
| TNFR1 | Tumor Necrosis Factor Receptor 1 |
| LARVA | Light-absorption Ratio Variation Approach |
| BRAVO | Big Bend Regional Aerosol And Visibility Observational Study |
| ADS | Accelerator Driven System |
| MORD | Magnetic Optical Rotation Dispersion |
| SAMBA | Satellite For Measurement Of Background Anisotropies |
| PPLN | Periodically Poled Lithium Niobate |