| Acronym | Meaning |
| ETE | Estimated Time En Route |
| UNOLS | University-National Oceanographic Laboratory System |
| FGCMS | Fast GC / MS = Fast Gas Chromatography / Mass Spectrometry |
| ESMF | Earth System Model Framework |
| VHF | Very High Frequency |
| ROSE | Rural Oxidants In The Southern Environment |
| ANL | Argonne National Laboratory |
| ADISS | Analytical Data Interchange And Storage Standards |
| GZ | Ground Zero |
| AQCR | Air Quality Control Regulation |