| Acronym | Meaning |
| VUG | Visualization Users Group |
| BAHC | Biospheric Aspects Of The Hydrological Cycle |
| USARP | United States Antarctic Research Program |
| FWPCA | Federal Water Pollution Control Act |
| NMCC | NASCOM Management Control Center |
| NDC | National Data Center |
| ARG | Appointments Review Group |
| PSC | Pittsburgh Supercomputing Center |
| ARINC | Aeronautical Radio |
| SARSAT | Search And Rescue Satellite-Aided Tracking |