| Acronym | Meaning |
| ESSA | Environmental Science Services Administration |
| UCSB | University Of California At Santa Barbara |
| SCATE | Sulfur Chemistry In The Antarctic Troposphere Experiment |
| SCAR | Scientific Committee For Antarctic Research |
| T42 | Triangular 42 |
| ND | Near-dedicated |
| ICD | Interface Control Document |
| ASAP | Accelerated Situational Awareness Prototype |
| FMFIA | Federal Managers Financial Integrity Act |
| GFDL | Geophysical Fluid Dynamics Laboratory |