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exosphere
(exo|sphere)
Pronunciation:
/ˈɛksə(ʊ)sfɪə/
noun
Astronomy
the outermost region of a planet’s atmosphere.
Derivatives
exospheric
adjective
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Nearby Words
exophthalmos
exoplanet
exopodite
exor
exorbitant
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exorcism
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exoskeleton
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exp
