atmosphere
NounWordNet 3.0
Noun (6)
- a particular environment or surrounding influence“there was an atmosphere of excitement”Synonyms: ambianceambience
- a unit of pressure: the pressure that will support a column of mercury 760 mm high at sea level and 0 degrees centigradeSynonyms: standard atmosphereatmstandard pressure
- the mass of air surrounding the Earth“there was great heat as the comet entered the atmosphere”“it was exposed to the air”Synonyms: air
- the weather or climate at some place“the atmosphere was thick with fog”Synonyms: atmospheric state
- the envelope of gases surrounding any celestial body
- 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”Synonyms: airaura
Webster's Dictionary (GCIDE)
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