| Acronym | Meaning |
| NIRNS | National Institute For Research In Nuclear Science |
| AED | Air Enforcement Division |
| CAPS | Center For The Analysis And Prediction Of Storms |
| METOBS | N/A |
| I/O | Input/output |
| ARW | Advanced Research Workshop |
| BSD UNIX | Berkeley Software Distribution UNIX |
| NDC | National Data Center |
| NSF | National Science Foundation |
| ADP | Anderson |