a region in the lee of mountains that receives less rainfall than the region windward of the mountains.
Groundhog Day Or Groundhog’s Day: What’s The Holiday Really Called?While the frost is still thick on the ground in some places of the country, spring may be on the way.
Origin of rain shadow
First recorded in 1900–05
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
British Dictionary definitions for rain shadow
the relatively dry area on the leeward side of high ground in the path of rain-bearing winds
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
Science definitions for rain shadow
An area having relatively little precipitation due to the effect of a topographic barrier, especially a mountain range, that causes the prevailing winds to lose their moisture on the windward side, causing the leeward side to be dry.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.