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mesopause
[ mez-uh-pawz, mes-, mee-zuh-, -suh- ]
noun
, Meteorology.
- the boundary or transition zone between the mesosphere and the ionosphere. Compare mesosphere ( def 1 ).
- the top of the mesosphere, determined by the appearance of a temperature minimum near an altitude of 50 miles (80 km). Compare mesosphere ( def 2 ).
mesopause
/ ˈmɛsəʊˌpɔːz /
noun
- meteorol the zone of minimum temperature between the mesosphere and the thermosphere
mesopause
/ mĕz′ə-pôz′ /
- The boundary between the upper mesosphere and the lower thermosphere , approximately 80 km (50 mi) above the Earth's surface. It is the site of the coldest temperatures in the Earth's atmosphere, with temperatures of −100°C (−148°F).
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Word History and Origins
Origin of mesopause1
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