| Acronym | Meaning |
| MIDAS | Metal Ion-dependent Adhesion Site |
| ARM | Atomic Resolution Microscope |
| SODW | Second-order Distorted Wave (in Electron-atom Scattering) |
| HARA | Hazard Assessment By Risk Analysis |
| SINDO | Symmetrically Orthogonalized Intermediate Neglect Of Differential Overlap |
| TSH | (classical) Trajectory Surface Hopping (for Ion-mol. Collisions) |
| SVET | Scanning Vibrating Electrode Technique |
| AUDM | Advanced Unified Defect Model |
| ESWTR | Enhanced Surface Water Treatment Rule |
| LVBS | Linear Variational Basis Set (formalism In Calcns. On Scattering) |