| Acronym | Meaning |
| JVNTSC | John Volpe National Transportation Systems Center |
| ITR | Institute Technical Reports |
| G-TUF | G-Tunnel Underground Facility |
| ARPANET | Advanced Research Projects Agency Network |
| GIF | Graphics Interchange Format |
| D/RADEX | Digital Radar Experiment |
| APO | Administrative Policy Office |
| LPC | Large Particle Count |
| WMC | World Meteorological Center(s) |
| NSRDS | National Standard Reference Data System |