mesopause [mez -uh -pawz, mes -, mee -zuh -, -suh -]
Word Origin
the boundary or transition zone between the mesosphere and the ionosphere. Compare mesosphere(def 1) . the top of the mesosphere, determined by the appearance of a temperature minimum near an altitude of 50 miles (80 km). Compare mesosphere(def 2) . Show More
Origin of mesopause First recorded in
1945–50; meso- +
pause Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
British Dictionary definitions for mesopause meteorol the zone of minimum temperature between the mesosphere and the thermosphere Show More
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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The boundary between the upper mesosphere and the lower thermosphere , approximately 80 km (50 mi) above the Earth's surface. It is the site of the coldest temperatures in the Earth's atmosphere, with temperatures of -100°C (-148°F). Show More
The American Heritage® Science Dictionary
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