| Acronym | Meaning |
| AS | Absorption Spectroscopy |
| PET | Positron Emission Tomography |
| DSRT | Deep Sea Reversing Thermometer |
| CASI | Compact Airborne Spectrographic Imager |
| SEVB | Semiempirical Valence Bond |
| EUV | Extreme Ultraviolet |
| SIMD | Single-instruction Multiple-data |
| TBTE | Tight-binding Total-energy (calcn. Method) |
| UNO | Unrestricted Natural Orbital |
| DMRQA | Discharge Monitoring Report Quality Assurance |