| Acronym | Meaning |
| (C4) | Center For Clouds |
| DFW | Dallas-Fort Worth International Airport |
| IDA | Institute For Defense Analysis |
| AWACS | Airborne Warning And Control System |
| ACVC | Arms Control Verification Committee |
| ESNET | Energy Sciences Network |
| UARC | Upper Atmosphere Research Corporation |
| RACOON | Radiation Controlled Balloon |
| KNMI | Koninklijk Nederlands Meteorologisch Instituut |
| IITA | Information Infrastructure Technology And Applications |