| Acronym | Meaning |
| SPC | Sector Processing Center |
| ESML | Earth Science Markup Language |
| CDP | Community Data Portal |
| SSS | Safety And Site Services |
| MCV | Mesoscale Cyclonic Vortex |
| CCU | CRAY Charging Unit |
| R&D | Research & Development |
| GCM | General Circulation Model |
| FWQC | Federal Water Quality Criteria |
| FPD | Flight Projects Directorate |