| Acronym | Meaning |
| LOTREX | Working LORAN |
| JSC | Joint Scientific Committee |
| HEOS-A2 | Highly Eccentric Orbit Satellite |
| ITWIS | Integrated Terminal Weather Information System |
| SSM/I | Special Sensor For Microwave/Imaging |
| ACI | Advanced Computing Initiative |
| M | Mach |
| FM | Frequency Modulation |
| SDSC | San Diego Supercomputing Center |
| PAIR | Particulate Airborne Inlet Research |