| Acronym | Meaning |
| ACC | Antarctic Circumpolar Current |
| IRN | Indicator Radionuclide |
| ACCP | Atlantic Climate Change Program (of NOAA |
| NICMOS | Near-IR Camera And Multiobject Spectrometer |
| LEO | Lateral Epitaxial Overgrowth |
| EMS | Environmental Management System |
| STP | Sewage Treatment Plant |
| EPOCA | Environmental Project On Central America |
| FOLZ | First-order Laue Zone |
| LEAFS | Laser-Excited Atomic Fluorescence Spectrometry |