| Acronym | Meaning |
| AASHO | American Association Of State Highway Officials |
| AIRS | Atmospheric Infrared Sounder |
| LTA | Linde Type A |
| ISVS | In Situ Vapor Stripping |
| TOF | Turnover Frequency |
| GCHF | Generator Coordinate Hartree-Fock |
| EDQNM | Eddy-damped Quasinormal Markovian [mathematics In Engineering] |
| AFF | Aberration Free Focus |
| CSF | Carcinogenic Slope Factor |
| PIRSS | Polarization IR Surface Spectroscopy |