Dictionary Home »
Webster's New World College Dictionary » ozone layer
ozone layer
ozone layer definition
ozone layer
noun
the atmospheric layer within the stratosphere, extending from a height of c. 15 to c. 30 km (c. 9 to c. 18 mi) and having a heavy concentration of ozone: it absorbs dangerous ultraviolet radiation from the sun and serves to maintain the temperature of the atmosphere
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.
Share on Facebook