| Acronym | Meaning |
| FAA | Federal Aviation Administration |
| HARP | Hawaiian Rainband Project |
| EM | Electron Microscope |
| TGCM | Thermospheric General Circulation Model |
| TIME-GCM | Thermosphere-ionosphere-mesosphere-electrodynamic General Circulation Model |
| ALPTRAC | Part Of EUROTRAC |
| ESCP | Earth Sciences Curriculum Project |
| R-Z RELATIONSHIP | R = Precipitation Rate |
| ANRHRD | Air Noise Radiation Health Research Division |
| DAF | Data Acquisition Facility |