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Related to Westerlies: polar westerlies, Prevailing westerlies


1. Situated toward the west.
2. Coming or being from the west: westerly winds.
n. pl. west·er·lies
A storm or wind coming from the west.

[Middle English, from wester, western, from Old English westra; see wes-pero- in Indo-European roots.]

west′er·ly adv.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


pl n
(Physical Geography) meteorol the prevailing winds blowing from the west on the poleward sides of the horse latitudes, often bringing depressions and anticyclones
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
References in periodicals archive ?
The effects of rain will be felt over most of Oman.'He added that Oman usually 'gets rain from the tropical cyclones which is also rare and from the westerlies that occur during winters.
These stronger westerlies have increased the amount of upwelling around Antarctica, enabling the Southern Ocean to absorb additional C[O.sub.2] and heat, which has helped slow the rate of global warming.