| Acronym | Meaning |
| ESFU | Enhanced Standard Format Unit |
| IGPP | Institute Of Geophysics And Planetary Physics |
| ETC | Estimate Time To Complete |
| ARINC | Aeronautical Radio |
| NCAR | N/A |
| TUTT | Tropical Upper-tropospheric Trough |
| PP | Parts Per |
| GCM | General Circulation Model |
| ASOS | Automated Surface Observing System |
| TDL | Tunable Diode Laser |