mesosphere

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Definition of mesosphere

2 senses · 1 part of speech · etymology included

noun

The layer of the Earth's atmosphere that is directly above the stratosphere and directly below the thermosphere.

“The mesosphere may be described as the earth's intermediate or middle atmosphere, which separates the thermosphere above from the ozonosphere (or stratosphere) below, both of which are responsible for absorption of most of the ultraviolet part of the solar radiation and preventing it from reaching the earth's surface.”

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noun

The layer of the Earth's atmosphere that is directly above the stratosphere and directly below the thermosphere.

“The mesosphere may be described as the earth's intermediate or middle atmosphere, which separates the thermosphere above from the ozonosphere (or stratosphere) below, both of which are responsible for absorption of most of the ultraviolet part of the solar radiation and preventing it from reaching the earth's surface.”
The lower mantle, a layer inside the Earth.

Definitions from Wiktionary, CC BY-SA.

From meso- + -sphere.

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