| Acronym | Meaning |
| MSIS | Mass Spectrometer And Incoherent Scatter |
| APS | Autocorrelated Photon Spectroscopy |
| ESJWG | Earth Science Joint Working Group |
| CAS | Center For Automotive Safety |
| URIP | University Research Initiative Program |
| TRACE | Trace Remote Atmospheric Chemical Evaluation |
| DCR | Data Collection Request |
| REREX | Remote Read-out Experiment |
| SSI | Strategic Simulation Initiative |
| EPOP | European Polar Orbiting Platform |