| Acronym | Meaning |
| HIRIS | High Resolution Imaging Spectrometer |
| BCD | Binary-coded Decimal |
| DTIC | Defense Technical Information Center |
| NET | Noise-equivalent Temperature |
| WPM | Well-Posed Model |
| IERS | International Earth Rotation Service |
| WMS | World Magnetic Survey |
| CARL | Colorado Alliance Of Research Libraries |
| UNIDATA | UNIDATA Program Center |
| EBAM | Electron-beam-accessed-memory |