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.

Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.

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]

Farlex Partner Medical Dictionary © Farlex 2012

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]

Medical Dictionary for the Health Professions and Nursing © Farlex 2012

atmosphere

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

Collins Dictionary of Biology, 3rd ed. © W. G. Hale, V. A. Saunders, J. P. Margham 2005

Atmosphere

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

Mentioned in: Recompression Treatment

Gale Encyclopedia of Medicine. Copyright 2008 The Gale Group, Inc. All rights reserved.