| Acronym | Meaning |
| DID | Data Item Description |
| IRIG | Inertial Rate (MIT) Or Reference (NASA) Integrating Gyroscope |
| BSD | Berkeley Software Distribution |
| ISY | International Space Year |
| 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 |
| SAVE | South Atlantic Ventilation Experiment |
| UMP | Upper Mantle Project |
| M&O | Maintenance And Operations |
| SVHS | Super Video-home System |
| NOAO | National Optical Astronomy Observatories |