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Buys-Ballot's law

[ bahys-buh-lots ]

noun

Meteorology.
  1. the law stating that if one stands with one's back to the wind, in the Northern Hemisphere the atmospheric pressure will be lower on one's left and in the Southern Hemisphere it will be lower on one's right: descriptive of the relationship of horizontal winds to atmospheric pressure.


Buys Ballot's law

/ bɔɪs; baɪs bəˈlɒts /

noun

  1. a law stating that if an observer stands with his back to the wind in the N hemisphere, atmospheric pressure is lower on his left, and vice versa in the S hemisphere
“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word History and Origins

Origin of Buys-Ballot's law1

Named after C. H. D. Buys-Ballot (1817–90), Dutch meteorologist
Discover More

Word History and Origins

Origin of Buys-Ballot's law1

named after C. H. D. Buys Ballot (1817–90), Dutch meteorologist

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