Meaning of “the mesosphere” in the English Dictionary

british dictionary

"mesosphere" in American English

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mesospherenoun [ U ]

us /ˈmez·əˌsfɪər, ˈmi·zə-/

earth science the layer of gases surrounding the earth at a height of between 50 and 100 kilometers, above the stratosphere

(Definition of “mesosphere” from the Cambridge Academic Content Dictionary © Cambridge University Press)