Atmosphere

The mixture of gases surrounding the Earth. The Earth's atmosphere consists of about 79.1% nitrogen (by volume), 20.9% oxygen, 0.036% carbon dioxide and trace amounts of other gases. The atmosphere can be divided into a number of layers according to its mixing or chemical characteristics, generally determined by its thermal prop...

atmosphere

(Learning Modules / Geography / Weather forecasting) The blanket of gases that envelope the earth. Most known planets have an atmosphere, although earth's is a unique composition.

atmosphere

One atmosphere is 14.7 pounds per square inch (105Newtons per square meter); the average atmospheric pressure at sea level on Earth.
Found on http://www.solarviews.com/eng/terms.htm

Atmosphere

The envelope of gases surrounding the Earth and bound to it by the Earth's gravitational attraction. Studies of the chemical and radiative properties, dynamic motions, and physical processes of this system constitute the field of meteorology.
Found on http://www.encyclo.co.uk/local/20130

Atmosphere

A layer of gases surrounding a planet - on the Earth, chiefly made up of the gases Oxygen, Hydrogen and Nitrogen.
Found on http://www.bbc.co.uk/weather/weatherwise/glossary/a.shtml

atmosphere

[Noun] The mood or tone of a place.
Example: There was a happy atmosphere at the football match.
Found on http://www.bbc.co.uk/skillswise/glossary/

atmosphere

[n] - a particular environment or surrounding influence 2. [n] - the weather or climate at some place 3. [n] - the envelope of gases surrounding any celestial body 4. [n] - the mass of air surrounding the Earth
Found on http://www.webdictionary.co.uk/definition.php?query=atmosphere

Atmosphere

The gasses which surround or cover a planet or moon.
Found on http://www.solarspace.co.uk/Glossary.php

Atmosphere

(a) the elements that come together to make an impact on retail customers' senses as they enter and browse in a store; (b) creating a feeling appropriate to the character of the store and the desired mood of the customers.
Found on https://www.encyclo.co.uk/local/20463

Atmosphere

Around the earth there is an envelope of gases held by gravity. The gases are mainly nitrogen and oxygen, together with elements of inert gases hydrogen, ozone, radon, and carbon dioxide. There are different layers - the troposphere nearest the earth, then the stratosphere up to 50 kilometres, then the mesosphere, the thermosphere, and the ionosphe...
Found on http://www.epaw.co.uk/EPT/glossary.html

Atmosphere

The gases around a planet or star. See also: Hydrosphere, Planet, Star.
Found on http://www.diracdelta.co.uk/science/source/a/t/atmosphere/source.html

Atmosphere

A unit of pressure, the pressure that will support a column of mercury 760 mm high at 0 °C.
Found on http://www.encyclo.co.uk/local/20728

atmosphere

(atm) A unit of pressure, equal to a barometer reading of 760 mm Hg. 1 atmosphere is 101325 pascals and 1.01325 bar.
Found on http://antoine.frostburg.edu/chem/senese/101/glossary/a.shtml

atmosphere

Unit of pressure equal to 101325 pascals or 760mmHg. Its symbol is atm.
Found on http://www.chemicalglossary.net/definition/54-Atmosphere

atmosphere

A layer of gases that envelops a planet, moon or other celestial body.
Found on http://www.gcse.com/glos.htm

Atmosphere

The mass of air which surrounds the earth and rotates with it. International Standard Atmosphere is an imaginary condition of the atmosphere to which the performance of all aeroplane is referred for exact comparison. It assumes, at mean sea level, Temperature = 15º C; Pressure = 1013.2 millibars. The temperature is calculated to fall by 6.5º ...
Found on http://www.aeroplanemonthly.com/glossary/

atmosphere

the least massive, yet the most important part of the Earth for life. Through the atmosphere pass nearly all the elements that form living organisms. The atmosphere protects life from the rigours of space and establishes the climate.
Found on http://www.encyclo.co.uk/local/20842

Atmosphere

At'mos·phere noun [ Greek ... vapor (akin to Sanskrit ātman breath, soul, German athem breath) + ... sphere: confer French atmosphère . See Sphere .] 1. (Physics) (a) The whole mass of aëriform fluid surrounding the earth; -- applied also to...
Found on http://www.encyclo.co.uk/webster/A/140

atmosphere

1. <ecology> The mixture of gases surrounding the Earth and other planets. ... 2. <physics> A unit of pressure which equals 101.325 kPa. ... (09 Oct 1997) ...
Found on http://www.encyclo.co.uk/local/20973

atmosphere

noun the mass of air surrounding the Earth; `there was great heat as the comet entered the atmosphere`; `it was exposed to the air`
Found on https://www.encyclo.co.uk/local/20974

atmosphere

ambience noun a particular environment or surrounding influence; `there was an atmosphere of excitement`
Found on https://www.encyclo.co.uk/local/20974

atmosphere

(at´mәs-fēr) the entire gaseous envelope surrounding the earth and subject to the earth's gravitational field. the air or climate in a particular place. adj., atmospher´ic. a unit of pressure, being that exerted by the earth's atmosphere at sea level; equal to 1.01325 × 105pascals (appro...
Found on http://www.encyclo.co.uk/local/21001

Atmosphere

• (n.) 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. • (n.) 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. • (n.) The whole mass of aeriform fluid surrounding the...
Found on http://thinkexist.com/dictionary/meaning/atmosphere/

atmosphere

the gas and aerosol envelope that extends from the ocean, land, and ice-covered surface of a planet outward into space. The density of the atmosphere ... [57 related articles]
Found on http://www.britannica.com/eb/a-z/a/120

atmosphere

atmosphere, atmospheric 1. The envelope of gases surrounding the earth and held to it by the force of gravity. It consists of four distinct layers, whose boundaries are not precise: the troposphere (extending from sea level to about 5-10 miles [10 to 20 km] above the earth), the stratosphere (up to about 30 miles [50 km]), the mesosphere (up to abo...
Found on http://www.wordinfo.info/words/index/info/view_unit/1999/
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