normal atmospheric pressure

normal atmospheric pressure
Physics
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  • atmospheric pressure — Meteorol. 1. the pressure exerted by the earth s atmosphere at any given point, being the product of the mass of the atmospheric column of the unit area above the given point and of the gravitational acceleration at the given point. 2. a value of …   Universalium

  • atmospheric pressure — at′mospher′ic pres′sure n. 1) mer the pressure exerted by the earth s atmosphere at any given point 2) mer a value of standard or normal atmospheric pressure, equivalent to the pressure exerted by a column of mercury 29.92 in. (760 mm) high, or… …   From formal English to slang

  • Atmospheric pressure — Pressure Pres sure (?; 138), n. [OF., fr. L. pressura, fr. premere. See 4th {Press}.] 1. The act of pressing, or the condition of being pressed; compression; a squeezing; a crushing; as, a pressure of the hand. [1913 Webster] 2. A contrasting… …   The Collaborative International Dictionary of English

  • Atmospheric pressure — Air pressure redirects here. For the pressure of air in other systems, see pressure. Atmospheric pressure is the force per unit area exerted against a surface by the weight of air above that surface in the Earth s atmosphere. In most… …   Wikipedia

  • Atmospheric diving suit — Divers do not even need to be skilled swimmers.The ADS has variously been referred to as an armored diving suit, armored diving dress, articulated diving suit, Iron Duke, Iron Mike, and deep sea diving robot . The term atmospheric diving suit… …   Wikipedia

  • pressure cabin — noun cabin consisting of the pressurized section of an aircraft or spacecraft • Hypernyms: ↑cabin * * * noun : an airplane cabin in which near normal atmospheric pressure can be maintained by a supercharger during high altitude flight * * * Aeron …   Useful english dictionary

  • Atmospheric electricity — is the regular diurnal variations of the Earth s atmospheric electromagnetic network (or, more broadly, any planet s electrical system in its layer of gases). The Earth’s surface, the ionosphere, and the atmosphere is known as the global… …   Wikipedia

  • Pressure — Pres sure (?; 138), n. [OF., fr. L. pressura, fr. premere. See 4th {Press}.] 1. The act of pressing, or the condition of being pressed; compression; a squeezing; a crushing; as, a pressure of the hand. [1913 Webster] 2. A contrasting force or… …   The Collaborative International Dictionary of English

  • Pressure gauge — Pressure Pres sure (?; 138), n. [OF., fr. L. pressura, fr. premere. See 4th {Press}.] 1. The act of pressing, or the condition of being pressed; compression; a squeezing; a crushing; as, a pressure of the hand. [1913 Webster] 2. A contrasting… …   The Collaborative International Dictionary of English

  • Pressure — This article is about pressure in the physical sciences. For other uses, see Pressure (disambiguation). Pressure as exerted by particle collisions inside a closed container …   Wikipedia

  • pressure gradient — noun : the space rate of variation of pressure in a given direction; specifically : such rate of variation in a direction normal to an isobar * * * Meteorol. the change in atmospheric pressure per unit of horizontal distance in the direction in… …   Useful english dictionary

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