stratosphere

  1. Noun.  (geology, obsolete) Collectively, those layers of the (l, en) ’s (l, en) which primarily (l, en) (l, en) (l, en) .
  2. Noun.  (meteorology) The region of the uppermost atmosphere where temperature increases along with the altitude due to the absorption of solar ultraviolet radiation by ozone. The stratosphere extends from the tropopause (10–15 kilometers) to approximately 50 kilometers, where it is succeeded by the mesosphere.

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This entry was last updated on RefTopia from its source on 3/20/2012.