| Acronym | Meaning |
| ISAT | In Situ Adaptive Tabulation |
| AIUPS | Angle-integrated Ultraviolet Photoelectron Spectroscopy |
| NESHAP | National Emission Standards For Hazardous Air Pollutants |
| ABR | Acrylate-butadiene Rubber |
| SPASE | South Pole Air Shower Expt. |
| ARAS | Atomic Resonance Absorption Spectroscopy |
| STA | Single-transition Approximation |
| GNVP | Generalized Newton Variational Principle |
| SCLS | Surface Core Level Shift |
| GCM | Global Climate Model |