lee-wave

lee wave

Dictionary.com Unabridged

mountain wave

noun
the wavelike effect, characterized by severe updrafts and downdrafts, that occurs when rapidly flowing air encounters the steep front of a mountain range.
Also called lee wave.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2013.
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00:10
Lee-wave is always a great word to know.
So is ort. Does it mean:
a scrap or morsel of food left at a meal.
a chattering or flighty, light-headed person.
Collins
World English Dictionary
lee wave
 
n
meteorol a stationary wave sometimes formed in an air stream on the leeward side of a hill or mountain range

Collins English Dictionary - Complete & Unabridged 10th Edition
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