any current in either a liquid or a gas that is kept in motion by the force of gravity acting on small differences in density. A density difference ... [4 related articles] Found on http://www.britannica.com/eb/a-z/d/31
A current that flows as a result of differences in density. In oceans, density currents are produced by differences in temperature, salinity, and turbidity (the concentration of material held in suspension). Found on http://www.evcforum.net/WebPages/Glossary_Geology.html
Any current in either a liquid or a gas that is kept in motion by the force of gravity acting on differences in density, and it stops moving when the two fluids mix. Found on http://www.scientificpsychic.com/etc/geology-glossary.html