atmosphere
/ˈæt.məsˌfɪə(ɹ)/
/ˈætməsˌfɪɹ/
noun
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The gases surrounding the Earth or any astronomical body.
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The air in a particular place.
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The apparent mood felt in an environment.
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A unit of measurement for pressure equal to 101325 Pa (symbol: atm)
Synonyms:
air, ambiance, feeling, mood