| Acronym | Meaning |
| AST | AVCO Systems Textron |
| ANS | American National Standard |
| ASTER | Atmosphere-Surface Turbulent Exchange Research Facility |
| FP | Plasma Frequency |
| SEDI | Structure Of The Earth's Deep Interior |
| ISAS | Institute Of Space And Astronautical Science |
| WFO-ADVNCED | The Key Element Of The WFO-Advanced Program Is The Forecaster Workstation Used To Demonstrate Many AWIPS Functions In Support Of The Modernized NWS Weather Forecast Office Operations |
| ASTER | Advanced Spaceborne Thermal Emission And Reflection Radiometer |
| AORD | Astronaut Operations Requirements Document |
| HS | High Speed |