Advection Definition
ăd-vĕkshən
noun
The transference of heat by horizontal currents of air.
Webster's New World
(earth science, chemistry) The horizontal movement of a body of atmosphere (other fluid) along with a concurrent transport of its temperature, humidity etc.
Wiktionary
The transfer of a property of the atmosphere, such as heat, cold, or humidity, by the horizontal movement of an air mass.
Today's temperatures were higher due to the advection of warm air into the region.
American Heritage
The rate of change of an atmospheric property caused by the horizontal movement of air.
American Heritage
Origin of Advection
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Latin advectiō advectiōn- act of conveying from advectus past participle of advehere to carry to ad- ad- vehere to carry wegh- in Indo-European roots
From American Heritage Dictionary of the English Language, 5th Edition
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From Latin advectio (“act of bringing”), from advectus (past participle of advehere (“to carry to”), from ad- + vehere (“to convey”)) + -io.
From Wiktionary
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