| Acronym | Meaning |
| PREEN | Pacific Rim Energy And Environment Network |
| ADEOS | Advanced Earth Observing Satellite |
| GUS | Groundwater Ubiquity Score |
| NAFTA | North American Free Trade Agreement |
| PHF | Projected Hartree Fock |
| CGRP | Calcitonin Gene Related Peptide |
| ODES | Ocean Data Evaluation System |
| DSN | Deep Space Network |
| CCM | Coupled-cluster Method (for Energy Level Calculations) |
| AADO | Angular (momentum Conservation) Average Dipole Orientation Theory (in Io-mol. Reactions) |