| Acronym | Meaning |
![](file.png) | MW | Megawords |
![](file.png) | PHIGS | Programmer's Hierarchical Interactive Graphics System |
![](file.png) | MWO | Mt. Washington Observatory |
![](file.png) | OSO | Orbiting Solar Observatory |
![](file.png) | GRASP | Graphic Animation System For Professionals |
![](file.png) | ATM | Adobe Type Manager |
![](file.png) | EMEX | Equatorial Monsoon Experiment |
![](file.png) | SSC | Scientific Steering Committee |
![](file.png) | DNA | Defense Nuclear Agency |
![](file.png) | HF | High Frequency |