| Acronym | Meaning |
| NEXAIR | Next Generation Upper Air System |
| CAM | Cost Account Manager |
| GTC | Gigatons Of Carbon |
| ICF | Instrument Control Facility |
| DDB | Delayed Direct Broadcast |
| IDD | Internet Data Distribution |
| ICAR | International Cooperation In Aviation Research |
| STOL | Short Takeoff And Landing |
| WARN | Weather-Auto Relay Network |
| NAO | North Atlantic Oscillation |