| Acronym | Meaning |
| ASNT | American Society For Nondestructive Testing |
| SCOWAR | Scientific Committee On Water Research |
| IFM | Interfacial Force Microscopy |
| IEM | Immunoelectron Microscopy |
| PLO | Partially Localized Orbital |
| VPE | Vapor-phase Epitaxy |
| NRCC | National Research Council Of Canada |
| PALS | Positron Annihilation Lifetime Spectroscopy |
| MEAN | Multipole-extracted Adiabatic-nuclei (for Electron-molecule Collisions) |
| PASA | PCR Amplification Of Specific Alleles |