| Acronym | Meaning |
| CEOOWG | Commercial Earth And Ocean Observations Working Group |
| SCCWRP | Southern California Coastal Water Research Project |
| IPS | Inverse Photoemission Spectroscopy |
| LCCSD | Linearized Coupled-cluster (theory With) Single (and) Double (excitations) (in Mol. Potential Calcns.) |
| EFTA | European Free Trade Association |
| CNDO/SWW | Complete Neglect Of Differential Overlap/ Sichel-Whitehead-Wratten Parametrization |
| CIRES | Cooperative Institute For Research In Environmental Sciences |
| GCL | Geosynthetic Clay Liner |
| ISPM | In-situ Particle Monitor |
| QSM | Quantum Statistical Mechanics |