Atmosphere

The whole mass of aeriform fluid surrounding the earth; -- applied also to the gaseous envelope of any celestial orb, or other body; as, the atmosphere of Mars.

Any gaseous envelope or medium.

A supposed medium around various bodies; as, electrical atmosphere, a medium formerly supposed to surround electrical bodies.

The pressure or weight of the air at the sea level, on a unit of surface, or about 14.7 Ibs. to the sq. inch.

Any surrounding or pervading influence or condition.

The portion of air in any locality, or affected by a special physical or sanitary condition; as, the atmosphere of the room; a moist or noxious atmosphere.

a distinctive but intangible quality surrounding a person or thing; "an air of mystery"; "the house had a neglected air"; "an atmosphere of defeat pervaded the candidate's headquarters"; "the place had an aura of romance"

the envelope of gases surrounding any celestial body

the weather or climate at some place; "the atmosphere was thick with fog"

a particular environment or surrounding influence; "there was an atmosphere of excitement"

the mass of air surrounding the Earth; "there was great heat as the comet entered the atmosphere"; "it was exposed to the air"