| Acronym | Meaning |
| APJ | The Astrophysical Journal |
| IBM PC | Generic Term For IBM Personal Computers |
| SIR | Shuttle Imaging Radar |
| VM/SP | Virtual Machine/System Product |
| PDW | Preliminary Design Walk-through |
| EM | Electron Microscope |
| MWISP | Mt. Washington Winter Icing And Storms Project |
| SMETE | National SMETE (Science |
| ESID | EOSDIS Systems Interface Document |
| KBPS | Kilobits (103) Per Second |