| Acronym | Meaning |
| MDR | Manually Digitized Radar |
| AWU | Atomic Weight Unit |
| ASM | American Society For Metals |
| JSC | Johnson Space Center |
| IPEI | Ionospheric Plasma And Electrodynamics Instrument |
| IGC | International Geophysical Cooperation |
| HEAO | High Energy Astronomy Observatory |
| RO | Solar Radius |
| SERS | STORM Education And Research System |
| NASCAS | NAS Committee On Atmospheric Sciences |