| Acronym | Meaning |
| FEN | Free Electron Network |
| ASR | Alkali-silica Reaction |
| OSCCM | Open-shell Coupled-cluster Method (in Electronic Property Calcn.) |
| BOFT | Bearing Oil Film Thickness |
| BLRG | Broad-line Radio Galaxy |
| CASSS | California Separation Science Society |
| WDXRF | Wavelength Dispersive X-Ray Fluorescence |
| CVOC | Chlorinated Volatile Organic Compound |
| TGMA | Task Group Of Metal Accumulation |
| PERTCI | Perturbational Configuration Interaction |