| Acronym | Meaning |
| SIMBA | Selective Inverse Multiple Bond Analysis |
| RCS | Recoupled Centrifugal Sudden (approxn. |
| ESDN | Electron Stimulated Desorption Of Neutrals |
| LT1ESWTR | Long Term 1 Enhanced Surface Water Treatment Rule |
| MAK | Maximale Arbeitplatz Konzentration; Maximum Allowed Concentration At Workplace |
| DOCKET | Enforcement Docket |
| SADPT | Symmetry-adapted Double Perturbation Theory |
| EFISPS | Electric Field Induced Surface Photovoltage Spectroscopy |
| CERN | Conseil Europeen Pour La Recherche Nucleaire |
| EST | Expressed Sequence Tag |