- Atmosphere
- Atmosphere At"mos*phere, n. [Gr. ? vapor (akin to Skr.
[=a]tman breath, soul, G. athem breath) + ? sphere: cf. F.
atmosph[`e]re. See {Sphere}.]
1. (Physics)
(a) The whole mass of a["e]riform fluid surrounding the
earth; -- applied also to the gaseous envelope of any
celestial orb, or other body; as, the atmosphere of
Mars.
(b) Any gaseous envelope or medium.
[1913 Webster]
An atmosphere of cold oxygen. --Miller. [1913 Webster]
2. A supposed medium around various bodies; as, electrical atmosphere, a medium formerly supposed to surround electrical bodies. --Franklin. [1913 Webster]
3. The pressure or weight of the air at the sea level, on a unit of surface, or about 14.7 lbs. to the sq. inch. [1913 Webster]
Hydrogen was liquefied under a pressure of 650 atmospheres. --Lubbock. [1913 Webster]
4. Any surrounding or pervading influence or condition. [1913 Webster]
The chillest of social atmospheres. --Hawthorne. [1913 Webster]
5. 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. [1913 Webster]
The Collaborative International Dictionary of English. 2000.