| Acronym | Meaning |
 | PIFM | Practical Improved Flux Method |
| UHURU | N/A |
| WIND II | Wind Imaging Interferometer |
| ARDEC | Army Armament Research And Development Engineering Center |
| DYNA | Structural Dynamics Analysis |
| OI | Optimal Interpolation |
| FAT | Factory Acceptance Test |
| SCOSTEP | Scientific Committee On Solar-Terrestrial Physics |
| HPCC | High-performance Computing And Communications |
| GEOS | Geostationary Earth-Orbiting Satellite |
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