| Acronym | Meaning |
| GS | Gelius-Siegbahn (MO Approxn.) |
| ECOP | Electron Correlation Polarization (potential) |
| AS | Activated Sludge |
| SVC | Saturated Vapor Concentration (air Sampling) |
| ICH | International Conference On Harmonization |
| SCBC | Self-consistent Basis And Configuration |
| BET | Bond Equilibrium Theory |
| KBES | Knowledge-based Expert System |
| IEHMO | Iterative Extended Hueckel Molecular Orbital |
| FAK | Focal Adhesion Kinase |