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/at·mos·pher·ic/ (at″mos-fer´ik) of or pertaining to the atmosphere.


(at′mŏs-fēr″) [Gr. atmos, vapor + sphere]
1. The gases surrounding the earth.
2. Climatic condition of a locality.
3. In physics, the pressure of the air on the earth at mean sea level, approx. 14.7 lb/sq in (101,325 pascals or 760 torr).
4. In chemistry, any gaseous medium around a body. atmospheric (at″mŏs-fēr′ik), adjective

standard atmosphere

The pressure of air at sea level when the temperature is 0°C (32°F). This is equal to 14.7 lb/sq in., or 760 torr, or 101,325 pascals.


of or pertaining to the atmosphere.

atmospheric pressure
see atmospheric pressure.
References in periodicals archive ?
From these Arctic expeditions (and from their narratives) Barrow expected to glean much valuable information, and improvement in the hydrography and the geography of the arctic regions; as well as many important and interesting observations on the atmospherical, magnetical, and electrical phenomena, .
7) Joseph Priestley, Experiments and Observations Relating to the Analysis of Atmospherical Air (Philadelphia, 1796), pp.
From application of atmospherical effects, gravity, collision or explosion, including modeling and animation of organic forms unknown until now, 3D is considered by specialists and in spite of the skepticism this idea awakes, as a serious future threat for real actors.