英文字典中文字典51ZiDian.com

The Collaborative International Dictionary of English v.0.48 (gcide)

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] Atmospheric