| Acronym | Meaning |
| ESRO | European Space Research Organization |
| PERL | Practical Extraction And Report Language |
| RASS | Radio Acoustic Sounding System |
| JMRNSC | Joint Meteorological Rocket Network Steering Committee |
| MARI | Middle Atmosphere Research Initiative |
| HIAPER | High-Performance Instrumented Airborne Platform For Environmental Research |
| VAI | High Positive Vorticity |
| CDR | Circular Depolarization Ratio |
| ARC | Accelerating Rate Calorimetry |
| SIRIS | Stratospheric Infrared Interferometer Spectrometer |