| Acronym | Meaning |
| TIMED | Thermosphere-Ionosphere-Mesosphere Energetics & Dynamics |
| LAMBADA | Amazon Basin Experiment |
| AAA | American Arbitration Association |
| LIDAR | Light Detection And Ranging Instrument |
| IR | Infrared |
| IPMMI | International Photolysis Measurements And Modeling Intercomparison |
| UNIDATA | UNIDATA Program Center |
| GAINS | Global Air-ocean IN-situ System |
| EFEDA | European Field Experiment In Desertification-Threatened Area |
| ORCP | Ocean Ridge Crest Processes |