| Acronym | Meaning |
| FET | Field-effect Transistor |
| JES | Job Entry System |
| VTR | Video Tape Recorder |
| SEL | Space Environment Laboratory |
| WORM | Write Once |
| PIXE | Proton Induced X-ray Emission |
| NATCA | National Air Traffic Control Administration |
| MAF | Mesoscale Analysis Forecasting |
| VEMAP | Vegetation And Ecosystem Modeling And Analysis Project |
| OMDR | Optical Memory Disk Recorder |