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chemosphere
[ kee-muh-sfeer, kem-uh- ]
noun
- the region of the atmosphere most characterized by chemical, especially photochemical, activity, starting in the stratosphere and including the mesosphere and perhaps part of the thermosphere.
chemosphere
/ ˈkɛməˌsfɪə; ˌkɛməˈsfɛrɪk /
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Derived Forms
- chemospheric, adjective
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Word History and Origins
Origin of chemosphere1
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