| Acronym | Meaning |
| GCTE | Global Change And Terrestrial Ecosystems |
| GEOS | Goddard Earth Observing System |
| ITP | Inosine 5'-triphosphate |
| KSA | Kirkwood Superposition Approximation |
| CCR | Council For Chemical Research |
| RME | Reasonably Maximally Exposed |
| IS | Ionization Spectroscopy |
| VOA | Variable Optical Attenuator |
| APFO | Ammonium Perfluorooctanoate |
| CGCT | Constrained Geometry Catalyst Technology [polymerization] |