| Acronym | Meaning |
| CSAAS | Continuum Source Atomic Absorption Spectrometry |
| ABWR | Advanced Boiling Water Reactor |
| UCHFPT | Uncoupled Hartree-Fock Perturbation Theory |
| EDA | Emergency Declaration Area |
| HAADF | High-angle Annular Dark-field |
| PTM | Perturbation Trajectory Method (in Gas-surface Collision Dynamics) |
| AEPS | Auger Electron Appearance Potential Spectroscopy |
| CAST | Council For Agricultural Science And Technology |
| NAVORDSTA | Naval Ordnance Station (US) |
| PSRP | Process To Significantly Reduce Pathogens (of EPA) |