| Acronym | Meaning |
| MAPW | Modified Augmented Plane Wave |
| NESHAP | National Emission Standards For Hazardous Air Pollutants |
| PESM | Photoelectron Spectromicroscopy |
| STS | Scanning Tunnelling Spectroscopy |
| MB-SAPT | Many-body Symmetry-adapted Perturbation Theory |
| ERRIS | Emergency And Remedial Response Information System |
| SSRI | Selective Serotonin Reuptake Inhibitor |
| MOFT | Minimum Oil Film Thickness |
| SBE | Single Base Extension |
| AASE | Airborne Arctic Stratospheric Expedition |