| Acronym | Meaning |
| EPA | Environmental Protection Agency (U.S.) |
| HIS | High-resolution Interferometer Sounder |
| VISIT | Virtual Institute For Satellite Integration Training (NWS) |
| AOS | (Department Of) Atmospheric And Oceanic Sciences |
| AURA | Association Of Universities For Research In Astronomy |
| HST | Hubble Space Telescope |
| PV | PhotoVoltaic |
| MB/S | Megabytes Per Second |
| V | Volts |
| HRIR | High Resolution Infrared Radiometer |