| Acronym | Meaning |
| PSCC | Pseudostate Close Coupling |
| GLM | General Linear Model |
| SDR | Spin-dependent Resonance |
| P-A TEST | Presence-absence Test |
| ANWAP | Arctic Nuclear Waste Assessment Program |
| FVRCI | Full Valence Rydberg Configuration Interaction |
| HGSI | The Human Genome Sequencing Index |
| USGS | United States Geological Survey |
| MD/MC-CEM | Molecular Dynamics/Monte Carlo-corrected Effective Medium |
| BIS | Bremsstrahlung Isochromat Spectroscopy |