chemosphere
noun
che·mo·sphere
ˈkēmə,
¦kemə+ˌ
: a stratum of the upper atmosphere in which photochemical reactions are prevalent and which begins about 20 miles above the earth's surface
Dictionary Entries Near chemosphere
Cite this Entry
“Chemosphere.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/chemosphere. Accessed 22 Nov. 2024.
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