Definition of mesopause in English:

mesopause

Line breaks: meso|pause
Pronunciation: /ˈmɛsə(ʊ)pɔːz
 
, ˈmɛz-, ˈmiːs-, ˈmiːz-/

noun

  • The boundary in the earth’s atmosphere between the mesosphere and the thermosphere, at which the temperature stops decreasing with increasing height and begins to increase.
    More example sentences
    • At the upper boundary of the mesosphere, the mesopause, the temperature is between 110°C, in summer, and 60°C, in winter.
    • The normal altitude is about 100 km while the summer mesopause is situated around 87 km for about 4 month.
    • The MU radar can measure the diffusion coefficients in the mesopause region by observing meteor echoes.

More definitions of mesopause

Definition of mesopause in:

Get more from Oxford Dictionaries

Subscribe to remove ads and access premium resources

Word of the day astrogation
Pronunciation: ˌastrəˈgāSHən
noun
(in science fiction) navigation in outer space