| Acronym | Meaning |
| STP | Standard Temperature And Pressure |
| HPA | High Power Amplifier |
| NAS | National Academy Of Sciences |
| TRACE-P | Transport And Atmospheric Chemistry Near The Equator |
| AIF | Atomic Industrial Health Forum |
| AEM | Application Evaluation Matrix |
| EUMETSAT | European Meteorological Satellite |
| PDW | Preliminary Design Walk-through |
| LCM | Large Core Memory |
| MPP | Massively Parallel Processor |