(mes-o-sphere) 3 syllables

Definition

noun. 1 by thermal properties the region between the stratosphere and the thermosphere; 2 by chemical properties the region between the ionosphere and the exosphere

Example Sentence

The mesosphere is part of the earth's middle atmosphere.

Synonyms

zone above the stratosphere; below the thermosphere; above the straosphere

Antonyms

crust

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mesosphere
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