| Acronym | Meaning |
| OMO | Orthogonalized Magnetic Orbital |
| SEGH | Society For Environmental Geochemistry And Health |
| EI | Electron Impact |
| GLORIA | Gold-labeled, Optically Read, Rapid Immunoassay |
| SAMA | Scientific Apparatus Makers Association |
| AVCC-IOS | Azimuthal (and) Vibrational Close-coupled (rotational) Infinite Order Sudden |
| CGR | Coliform Growth Response |
| TCD | Thermal Conductivity Detector (for Gas Chromatography) |
| BRAVO | Big Bend Regional Aerosol And Visibility Observational Study |
| PAO | Pseudo-atomic Orbital |