English Dictionary

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.
Source : opted (10334)  - auto

Any gaseous envelope or medium.
Source : opted (10335)  - auto

A supposed medium around various bodies; as, electrical atmosphere, a medium formerly supposed to surround electrical bodies.
Source : opted (10336)  - auto

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.
Source : opted (10337)  - auto

Any surrounding or pervading influence or condition.
Source : opted (10338)  - auto

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.
Source : opted (10339)  - auto