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noun Meteorology.
  1. the boundary or transition layer between the stratosphere and mesosphere.

Origin of stratopause

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
British Dictionary definitions for stratopause


  1. meteorol the transitional zone of maximum temperature between the stratosphere and the mesosphere
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

stratopause in Science


  1. The boundary between the stratosphere and the mesosphere, located at an altitude of about 50 km (31 mi) above the Earth's surface.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.