| Acronym | Meaning |
| SDD | Systems Development Division |
| LIS | Lightning Imaging Sensor |
| TAP BL | Non-reactive Gases |
| IAG | Instrumentation Advisory Group |
| HSCT | High Speed Civil Transport |
| ICWF | Interactive Computer Worded Forecast |
| TRW SYSTEMS | Inc. |
| AC | Area Coordinator |
| IDEAS | Instrumentation Development And Education In Airborne Science |
| SH | Southern Hemisphere |