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Hadley cell

noun Had·ley cell \ˈhad-lē-\

Definition of HADLEY CELL

:  a pattern of atmospheric circulation in which warm air rises near the equator, cools as it travels poleward at high altitude, sinks as cold air, and warms as it travels equatorward; also :  a similar atmospheric circulation pattern on another planet (as Mars)

Origin of HADLEY CELL

George Hadley †1768 English scientific writer
First Known Use: 1955

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