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advection

[ad-vek-shuh n] /ædˈvɛk ʃən/
noun
1.
Meteorology. the horizontal transport of atmospheric properties (distinguished from convection).
2.
the horizontal flow of air, water, etc.
Origin
1905-1910
1905-10; < Latin advectiōn- (stem of advectiō), equivalent to advect(us), past participle of advehere (ad- ad- + vec-, variant stem of vehere to carry, bring + -tus past participle suffix) + -iōn- -ion
Related forms
advective, adjective
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Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for advective

advection

/ədˈvɛkʃən/
noun
1.
the transference of heat energy in a horizontal stream of gas, esp of air
Word Origin
C20: from Latin advectiō conveyance, from advehere, from ad- to + vehere to carry
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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advective in Science
advection
  (ād-věk'shən)   
  1. The transfer of a property of the atmosphere, such as heat, cold, or humidity, by the horizontal movement of an air mass.

  2. The rate of change of an atmospheric property caused by the horizontal movement of air.

  3. The horizontal movement of water, as in an ocean current.


The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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Encyclopedia Article for advective

advection

in atmospheric science, change in a property of a moving mass of air because the mass moves to a region where the property has a different value (e.g., the change in temperature when a warm air mass moves into a cool region). Advection can refer to either the horizontal or vertical components of the motion

Learn more about advection with a free trial on Britannica.com
Encyclopedia Britannica, 2008. Encyclopedia Britannica Online.
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