| Acronym | Meaning |
| EOM | Extractable Organic Matter |
| HS-MR-CCSD | Hilbert Space-multireference-coupled Cluster (with) Single (and) Double (excitations) |
| CPCCSD | Coupled-perturbed Coupled-cluster (with) Single (and) Double Excitation |
| ITO | Indium Tin Oxide (gas Sensor |
| IUGG | International Union Of Geodesy And Geophysics |
| ARUPS | Angle-resolved Ultraviolet Photoelectron Spectroscopy |
| HVPE | Hydride Vapor Phase Epitaxy |
| PMN | Polymorphonuclear Leukocyte |
| QDA | Quadratic Discriminant Analysis |
| CIN | Chemical Industry Notes |