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Pronunciation varies by accent · adjective
Pertaining to, or occurring in the nearby region of space outside the Earth's atmosphere.
Use exoatmospheric when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Exoatmospheric means Pertaining to, or occurring in the nearby region of space outside the Earth's atmosphere.
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
Use exoatmospheric where its definition matches the intended context.
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