| Acronym | Meaning |
| AWIPS | Advanced Weather Interactive Processing System |
| LSU | Louisiana State University |
| NSS | Nodal Switching Subsystem |
| SOR | Successive Over Relaxation |
| SAM I | Sensing With Active Microwaves |
| APOLLO2 | RTD SRL Code For Operating Limits |
| ESA | Exploratory Shaft Facility |
| ANSS | American Nature Study Society |
| NEWS | Network Extensible Windows System |
| ANTARES | Advanced Nuclear Thermal Rocket Engine Simulator |