| Acronym | Meaning |
| OU | University Of Oklahoma |
| NEAQS | New England Air Quality Study |
| TCAS-II | Traffic Alert And Collision Avoidance System |
| IQSY/EX | International Quiet Years Of The Sun Experiments |
| ASASP | Advanced Solid-State Array Sensor |
| MATEX | Massive Air Tracer Experiment |
| GPM | Geopotential Meter |
| ATLAS | Airborne Tunable Laser Absorption Spectrometer |
| PPHM | Parts Per Hundred Million |
| BBRR | Brookhaven Beam Research Reactor |