| Acronym | Meaning |
| IAEA | International Atomic Energy Agency |
| SUPERNET | Colorado-based State Network |
| ATSDR | Agency For Toxic Substances And Disease Registry |
| MSFC | Marshall Space Flight Center |
| ATSR | Argonne Thermal Source Reactor |
| ATSD | Assistant To The Secretary Of Defense |
| HIAPER | High-Performance Instrumented Airborne Platform For Environmental Research |
| IOS | Input/Output Subsystem |
| AFEL | Advanced Free-electron Laser |
| ATS | Accelerator Test Stand |