| Acronym | Word or Phrase Acronym Stands For | 
|---|
|
| °C | Degrees Celsius | 
| △ | Change | 
| ADPS | Aquarius Data Processing System | 
| AETD | Applied Engineering & Technology Directorate | 
| AGU | American Geophysical Union | 
| AICB | Aquarius Instrument Connector Bracket | 
| AMOC | Atlantic Meridional Overturning Circulation | 
| AMSR-E | Advanced Microwave Scanning Radiometer for EOS | 
| AR | Augmented Reality | 
| ASI | Agenzia Spaziale Italiana | 
| ATC | Active Thermal Control | 
| AVHRR | Advanced Very High Resolution Radiometer | 
| Cal/Val | Calibration/Validation | 
| CAP | Combined Active Passive | 
| CINDY | Cooperative Indian Ocean Experiment on Intraseasonal Variability | 
| CLIVAR | Climate Variability and Predictability | 
| CMIP | Coupled Model Intercomparison Project | 
| CMORPH | CPC MORPHing technique | 
| CMS | Catalina Marine Society | 
| CNES | Centre National d'Etudes Spatiales | 
| CO2 | Carbon Dioxide | 
| CONAE | Comisión Nacional de Actividades Espaciales | 
| CryoSat | Cryogenic Satellite | 
| DCS | Data Collection System | 
| DPU | Digital Processing Unit | 
| DR | Deflection Ratio | 
| DYNAMO | Dynamics of the Madden-Julian Oscillation | 
| E | Evaporation | 
| EDT | Eastern Daylight Time | 
| ENSO | El Niño/Southern Oscillation | 
| EOS | Earth Observing System | 
| EOSPSO | EOS Project Science Office | 
| EPO | Education and Public Outreach | 
| ESR | Earth & Space Research | 
| ESSP | Earth System Science Pathfinder | 
| FAQs | Frequently Asked Questions | 
| FOT | Flight Operations Team | 
| FPPD | Flight Program & Projects Directorate | 
| FSW | Scatterometer Flight SoftWare | 
| GHRSST | Group for High Resolution Sea Surface Temperature | 
| GHz | Gigahertz | 
| GLDAS | Global Land Data Assimilation System | 
| GRACE | Gravity Recovery and Climate Experiment | 
| GSE | Ground Support Equipment | 
| GSFC | Goddard Space Flight Center | 
| HSC | High Sensitivity Camera | 
| ICDS | Instrument Control and Data System | 
| IEEE | Institute of Electrical and Electronics Engineers | 
| IFREMER | Français de Recherche Pour l'Exploitation de la Mer | 
| IGARSS | International Geoscience and Remote Sensing Symposium | 
| INPE | Instituto Nacional de Pesquisas Espaciais | 
| ITCZ | Inter Tropical Convergence Zone | 
| JCOPE2 | Japan Coastal Ocean Predictability Experiment | 
| JGR | Journal of Geophysical Research | 
| JPL | Jet Propulsion Laboratory | 
| JSTARS | Journal of Selected Topics in Applied Earth Observations and Remote Sensing | 
| L2 | Level 2 | 
| LC | Loop Current | 
| LDM | Lower Deployment Mechanism | 
| LIT-INPE | Laboratório de Integração e Testes - Instituto Nacional de Pesquisas Espaciais | 
| LPT | Limited Performance Test | 
| LVA | Launch Vehicle Adapter | 
| MERRA | Modern-era Retrospective Analysis for Research and Applications | 
| MinCyT | Argentine Ministry of Science, Technology and Innovative Production | 
| MODIS | Moderate Resolution Imaging Spectroradiometer | 
| MOM | Modular Ocean Model | 
| MWR | Microwave Radiometer | 
| NAAEE | North American Association for Environmental Education | 
| NASA | National Aeronautics and Space Administration | 
| NCEP | National Centers for Environmental Prediction | 
| NECC | North Equatorial Counter Current | 
| NEO | NASA Earth Observations | 
| NGSS | Next Generation Science Standards | 
| NIOST | Northern Indian Ocean Salt Transport | 
| NIRST | New Infrared Sensor Technology | 
| NOAA | National Oceanic and Atmospheric Administration | 
| NSES | National Science Education Standards | 
| NSIDC | National Snow and Ice Data Center | 
| OAFlux | Objectively Analyzed air-sea Fluxes | 
| OCO | Orbiting Carbon Observatory | 
| OI | Optimum Interpolation | 
| OLS | Ocean Literacy Standards | 
| OSCAR | Ocean Surface Current Analyses - Real time | 
| OSST | Ocean Salinity Science Team | 
| P | Precipitation | 
| PALS | Passive-Active L- and S-band | 
| PDF | Portable Document Format | 
| PDT | Pacific Daylight Time | 
| PI | Principal Investigator | 
| PLAR | Post Launch Assessment Review | 
| PO.DAAC | Physical Oceanography Distributed Active Archive Center | 
| PSU | Practical Salinity Units | 
| RAMA | Research Moored Array for African-Asian-Australian Monsoon Analysis and Prediction | 
| RFI | Radio Frequency Interference | 
| RTU | Remote Terminal Unit | 
| S-max | Salinity maximum | 
| S/P | Service Platform | 
| SAC | Satellite for Scientific Applications | 
| SARAL | Satellite with Argos and Altika | 
| SEATS | SouthEast Asian Time-series Study | 
| SISS | Satellite & In Situ Salinity | 
| SMAP | Soil Moisture Active/Passive | 
| SMOS | Soil Moisture and Ocean Salinity | 
| SODA | Simple Ocean Data Assimilation | 
| Sp | Practical salinity | 
| SPCZ | South Pacific Convergence Zone | 
| SPURS | Salinity Processes in the upper Ocean Regional Study | 
| SSPA | Solid State Power Amplifier | 
| SSS | Sea Surface Salinity | 
| SST | Sea Surface Temperature | 
| STEM | Science, Technology, Math and Engineering | 
| STUW | Subtropical Underwater | 
| SVS | Scientific Visualization Studio | 
| TIW | Tropical Instability Wave | 
| TOPAZ | Tracking Operation Pre-Amplifier Zone | 
| TOPEX | Ocean Topography Experiment | 
| TRMM | Tropical Rainfall Measuring Mission | 
| UDM | Upper Deployment Mechanism | 
| UT | Universal Time | 
| VAFB | Vandenberg Air Force Base | 
| VC-HS | Visibly Clean - Highly Sensitive | 
| VIIRS | Visible Infrared Imaging Radiometer Suite |