atmosphere


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Related to atmosphere: biosphere, lithosphere, hydrosphere, Earth's atmosphere

atmosphere

 [at´mos-fēr]
1. the entire gaseous envelope surrounding the earth and subject to the earth's gravitational field.
2. the air or climate in a particular place. adj., atmospher´ic.
3. a unit of pressure, being that exerted by the earth's atmosphere at sea level; equal to 1.01325 × 105pascals (approximately 760 mm Hg). Abbreviated atm.

at·mos·phere

(at'mŏs-fēr),
1. Any gas surrounding a given body; a gaseous medium.
See also: standard atmosphere, torr.
2. A unit of air pressure equal to 101.325 kPa.
See also: standard atmosphere, torr.
[atmo- + G. sphaira, sphere]

atmosphere

/at·mos·phere/ (at´mos-fēr)
1. the entire gaseous envelope surrounding the earth and subject to the earth's gravitational field.
2. the air or climate in a particular place.
3. a unit of pressure, being that exerted by the earth's atmosphere at sea level; equal to 1.01325 × 105pascals (approximately 760 mm Hg). Abbreviated atm.

atmosphere (atm)

[at′məsfir]
Etymology: Gk. atmos, vapor, sphaira, sphere
1 the natural body of air covers the surface of the earth. It is composed of approximately 20% oxygen, 78% nitrogen, and 1% argon and other gases, including small amounts of carbon dioxide hydrogen, and ozone as well as traces of helium, krypton, neon, and xenon and varying amounts of water vapor.
2 an envelope of gas, which may or may not duplicate the natural atmosphere in chemical components.
3 a unit of gas pressure that is usually defined as being equivalent to the average pressure of the earth's atmosphere at sea level, or about 14.7 pounds per square inch or 760 mm Hg. atmospheric, adj.

at·mos·phere

(at'mŏs-fēr)
1. Any gas surrounding a given body; a gaseous medium.
2. A unit of air pressure equal to 101.325 kPa.
See also: standard atmosphere
[atmo- + G. sphaira, sphere]

atmosphere

the gaseous envelope surrounding a particular body such as the earth, or the gaseous content of a given structure or container.

Atmosphere

A measurement of pressure. One atmosphere equals the pressure of air at sea level (14.7 pounds per square inch [psi]).

atmosphere (atm),

n the natural body of air, composed of approximately 20% oxygen, 78% nitrogen, and 2% carbon dioxide and other gases.
References in periodicals archive ?
The desirable properties that are enhanced when larger castings are produced apply the enhanced "cushion theory," reducing atmosphere and the development of oolitic layers on the molding sand rapidly.
That's because a homebound spacecraft hurtles down through the layers of Earth's atmosphere.
2], then that means reactive nitrogen is accumulating in the environment, in the atmosphere, in the groundwater, in the soils, in the biota.
The process is performed non-destructively in a corridor of cover gas while on-line in an open atmosphere for 100% inspection and validation for the customers' critical packaging needs (figure 10).
All told, society has been injecting millions upon millions upon millions of tons of these gases and particulates into our atmosphere at ever-increasing rates.
Key Topics Covered: 1 Introduction 2 Research Methodology 3 Executive Summary 4 Premium Insights 5 Market Overview 6 Industry Trends 7 Modified Atmosphere Packaging Market, By Application 8 Modified Atmosphere Packaging Materials 9 Modified Atmosphere Packaging Machinery/Technology 10 Modified Atmosphere Packaging Atmosphere/Gases 11 Modified Atmosphere Packaging Market, By Region 12 Competitive Landscape 13 Company Profiles - Air Products and Chemicals, Inc.
The global modified atmosphere packaging market is expected to witness significant growth in coming years due to multiple factors.
Curiosity's Sample Analysis at Mars (SAM) suite of laboratory instruments inside the rover has measured the abundances of different gases and different isotopes in several samples of Martian atmosphere.
Temperature trends in the highest levels of the atmosphere are difficult to measure, says Robert E.
Adobe Systems Incorporated (Nasdaq:ADBE), the leader in network publishing, today announced Adobe(R) Atmosphere(TM) Player for Adobe Reader(R), a free download for viewing and interacting with Atmosphere environments embedded in Adobe Portable Document Format (PDF) documents.
Made up of three atoms of oxygen, ozone floats in the atmosphere and blocks the sun's harmful ultraviolet (UV) rays from striking Earth.