| Acronym | Meaning |
| CIPSI | Configuration Interaction Perturbing A Multiconfigurational Zeroth-order Wave Function Selected Iteratively |
| CMAS | Completely Mixed Activated Sludge |
| RARE | Rapid Acquisition Relaxation-enhanced |
| EPDM | Ethylene-propylene Diene Monomer |
| DFM | Dark Field Microscopy |
| MOS | Margin Of Safety |
| EUV | Extreme Ultraviolet |
| BSF | Back Surface Field (solar Cell Structure) |
| CTE | Constitutive Transport Element |
| IBR | In-plane Birefringence |