convergence

1. Diminution of the interval between geologic horizons. 2. The line of demarcation between turbid river water and clear lake water. 3. The increase in wind setup observed beyond that which would take place in an equivalent rectangular basin of uniform depth, caused by changes in platform or depth. 4. A condition in the ocean in which currents or water masses having different densities, temperatures, or salinities meet; results in the sinking of the colder or more saline water.

Related terms:

• polar convergence
• Ekman convergence
• Subtropical Convergence
• caballing
• Antarctic Convergence
• true convergence
• convergence line
• asymptote of convergence
• intertropical convergence zone
• equatorial convergence zone