| Acronym | Meaning |
| PPMSVX | Pseudopotential Multiple-scattering Valence-exchange |
| DTDP | Ditridecyl Phthalate |
| IMA | Ion Microanalysis |
| AOTF | Acousto-optic Tunable Filter |
| PESTM | Photon Emission Scanning Tunnel Microscopy |
| WAO | Wannier Atomic Orbital |
| UCM | Unresolved Complex Mixt. |
| EIMS | Environmental Information Management System |
| VIF | Valency-point Interaction Formula (in Graph Theory With At. And Mol. Orbitals) |
| MSG | Monosodium Glutamate |