heterosphere
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See also: hétérosphère
English[edit]
Etymology[edit]
Pronunciation[edit]
Audio (UK) (file)
Noun[edit]
heterosphere (plural heterospheres)
- The upper part of the atmosphere, above about 60 miles or 100 km, in which there is great variation in its composition.
Coordinate terms[edit]
Translations[edit]
upper part of the atmosphere
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