| Acronym | Meaning |
| DCG | Derived Air Concentration Guide For Uncontrolled Areas |
| SWE | Snow-Water Equivalent |
| SCOSTEP | Scientific Committee On Solar-Terrestrial Physics |
| TMS | Thermatic Mapper Simulator |
| CDCR | Concept Design And Cost Review |
| HESP | High-Energy Solar Physics |
| POISE-98 | POlarimetric Instrument For Solar Eclipse-98 |
| ROTATE | Radar Observation Of Thunderstorms And Tornadoes Experiment |
| ATHENA | Advanced Thermal-Hydraulic Energy Network Analyzer |
| TRW | Thundershowers |