| Acronym | Meaning |
| VLF | Very Low Frequency |
| EDMS | Electra Data Management System |
| PSAC | President's Science Advisory Committee |
| SWEAT | Severe Weather Threat |
| MECCA | Model Evaluation Consortium For Climate Assessment |
| HPPI | High Performance Parallel Interface |
| AIDS | Autoimmune Deficiency Syndrome |
| HWCI | Hardware Configuration Item |
| EOS | Earth Observing System |
| ALOHA | Airborne Lidar Observations And Hawaiian Airglow |