Share this entry

Share this page

mesosphere

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

Definition of mesosphere in English:

noun

The region of the earth’s atmosphere above the stratosphere and below the thermosphere, between about 50 and 80 km in altitude.
Example sentences
  • If the layers are characterized by the rate at which temperature changes with height, then the atmosphere is split into four layers: the troposphere, stratosphere, mesosphere, and thermosphere.
  • Nacreous and Noctilucent clouds form not in the part of the atmosphere in which we live, but much higher up, in the stratosphere and mesosphere.
  • They will also be able to find out more about the complex waves, tides and other mechanisms that link this region - known as the mesosphere - to the lower regions of the atmosphere.

Definition of mesosphere in:

Share this entry

Share this page

 

What do you find interesting about this word or phrase?

Comments that don't adhere to our Community Guidelines may be moderated or removed.

Get more from Oxford Dictionaries

Subscribe to remove adverts and access premium resources

Word of the day cumbersome
Pronunciation: ˈkʌmbəs(ə)m
adjective
large or heavy and therefore difficult to carry…