| Acronym | Meaning |
| GCIP | GEWEX Continental-Scale International Project |
| ASQC | American Society For Quality Control |
| DLESE | Digital Library For Earth System Education |
| ETM | Enhanced Thematic Mapper |
| EMDS | Emergency Management Decision Support System |
| SOFAR | Sound |
| ASD | Aircraft Situation Display |
| ERAB | Energy Research Advisory Board |
| IF | Intermediate Frequency |
| VORTAC | Very High Frequency (omnirange) TACAN (tactical Air Navigation System) |