how to pronounce stratosphere


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An example use of stratosphere in a speech by a native speaker of american english:

“… thousand feet into the stratosphere six …”

meanings of stratosphere


  1. 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.
  2. Collectively, those layers of the Earth's crust which primarily comprise stratified deposits.