| Acronym | Meaning |
| QAR | Quality Assurance Reagent |
| MAST | Mega-Amp Spherical Tokamak |
| AS-PCR | Allele-specific Polymerase Chain Reaction |
| ADMR | Absorption Detected Magnetic Resonance |
| GTCP | Global Tropospheric Chemistry Program |
| ISVS | In Situ Vapor Stripping |
| ETSAP | Energy Technology Systems Analysis Program |
| SLP | Sea Level Pressure |
| NEVE | Nonempirical Valence Electron Method |
| AA | Assistance Administration |