| Acronym | Meaning |
| ITCZ | Intertropical Convergence Zone |
| N-ROSS | Naval Remote Ocean Sensing System |
| EAA | Export Administration Act |
| ITU | International Telecommunications Union |
| IPEI | Ionospheric Plasma And Electrodynamics Instrument |
| APA | Administrative Procedures Act |
| VUG | Visualization Users Group |
| AIDA | Archive 1 Data Analyzer |
| PCMDI | Program For Climate Model Diagnosis And Intercomparison |
| AA | Accountable/activity Area |