| Acronym | Meaning |
| SEC | Securities & Exchange Commission |
| D-B | Davis-Bacon Act |
| IGB | International Geophysical Bulletin |
| DRL | Data Requirements List |
| FLAT | Full Look At Turbulent Kinetic Energy |
| APEX | APLE Prototype Experiment |
| AMS | Atomic Mass Spectrometry |
| BNL | Brookhaven National Laboratory |
| HVPS | High-volume Precipitation Spectrometer |
| EOSAT | Earth Observation Satellite Company |