Hadley cell

Had·​ley cell | \ ˈhad-lē- How to pronounce Hadley cell (audio) \

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 (such as Mars)

First Known Use of Hadley cell

1955, in the meaning defined above

History and Etymology for Hadley cell

George Hadley †1768 English scientific writer

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The first known use of Hadley cell was in 1955

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Cite this Entry

“Hadley cell.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Hadley%20cell. Accessed 24 Feb. 2020.

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