| Acronym | Meaning |
| EHEC | Enterohemorrhagic Escherichia Coli |
| EAL-MCDF | Extended Average Level-(relativistic) Multiconfiguration Dirac-Fock |
| PSD | Pore Size Distribution |
| SS-MR-CC | State-selective Multireference Coupled-cluster |
| UST | Underground Storage Tank |
| IRBP | Interstitial Retinol-binding Protein |
| OGE | Optogalvanic Effect |
| SCAS | Stability And Command Augmentation System |
| TOST | Turbine Oil Stability Test |
| TLM | Triple Layer Model (of Adsorption) |