| Acronym | Meaning |
| AURA | Association Of Universities For Research In Astronomy |
| CWFMS | Combined Wavelength And Frequency Modulation Spectroscopy |
| ASTM | American Society For Testing And Materials |
| THMFP | Trihalomethane Formation Potential |
| UTI | Urinary Tract Infection |
| BOSS | Book Of SEMI Standards |
| ODS | Oxide Dispersion-strengthened |
| XRD | X-ray Diffraction Analysis |
| AMO MT | Alternant Molecular Orbital Matsubara-Toyozawa Method |
| CN | Condensation Nucleus |