mesosphere Hear it!

mesosphere definition

meso·sphere (mes′ō sfir′, mez′-)

noun

the atmospheric zone or shell located above the stratopause at an altitude of c. 55 to 80 km (c. 34 to 50 miles) and characterized by a decrease in temperature with increasing altitude

Etymology: meso- + sphere

Webster's New World College Dictionary Copyright © 2005 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

Comments
Improve this definition.
Do you have more to add? Share your linguistic knowledge or observation.
/Register to save your comments.