Definition of atmosphere
1 a : the gaseous envelope of a celestial body (as a planet) b : the whole mass of air surrounding the earth
2 : the air of a locality
3 : a surrounding influence or environment <an atmosphere of hostility>
4 : a unit of pressure equal to the pressure of the air at sea level or approximately 14.7 pounds per square inch (101,325 pascals)
5 a : the overall aesthetic effect of a work of art b : an intriguing or singular tone, effect, or appeal <an inn with atmosphere>
atmospheredplay \-ˌsfird\ adjective
Examples of atmosphere in a sentence
Experts have noticed changes in the atmosphere.
Meteoroids burn up as they pass through Earth's atmosphere.
The planets have different atmospheres.
a country inn with lots of atmosphere
The food was good but the restaurant has no atmosphere.
Origin and Etymology of atmosphere
New Latin atmosphaera, from Greek atmos vapor + Latin sphaera sphere
First Known Use: 1677
ATMOSPHERE Defined for English Language Learners
Definition of atmosphere for English Language Learners
: the whole mass of air that surrounds the Earth
: a mass of gases that surround a planet or star
: the air in a particular place or area
ATMOSPHERE Defined for Kids
Definition of atmosphere for Students
1 : the whole mass of air that surrounds the earth
2 : the gas surrounding a heavenly body (as a planet) <The atmosphere of Mars is made up mostly of carbon dioxide.>
3 : the air in a particular place
4 : a surrounding influence or set of conditions <an atmosphere of excitement>
Medical Definition of atmosphere
1: the whole mass of air surrounding the earth
2: the air of a locality
3: a unit of pressure equal to the pressure of the air at sea level or to 101,325 pascals or to approximately 14.7 pounds per square inch
atmospheric\ˌat-mə-ˈsfi(ə)r-ik, -ˈsfer-\play adjective
Seen and Heard
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