| Acronym | Meaning |
| MRCI | Multireference Configuration Interaction |
| UNIFAC | Universal Quasichem. Functional Group Activity Coeffs. |
| TCDW1 | Target Continuum Distorted-wave 1st-order (for At. Collisions) |
| FABMS | Fast Atom Bombardment Mass Spectrometry |
| AFCS | Alliance For Cellular Signaling |
| SIDP | Sputter Ion Depth Profiling |
| SWR | Standing Wave Ratio |
| NASQAN | National Stream Quality Accounting Network |
| ERCIM | European Research Consortium For Informatics And Mathematics |
| HAN | Halogenated Acetonitrile(s) |