advection

American  

[ad-vek-shuhn] / ædˈvɛk ʃən /

noun

1. Meteorology. the horizontal transport of atmospheric properties (convection ).

2. the horizontal flow of air, water, etc.

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advection British  

/ ədˈvɛkʃən /

noun

1. the transference of heat energy in a horizontal stream of gas, esp of air

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advection Scientific  

/ ăd-vĕk′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.

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Other Word Forms

• advective adjective

Etymology

Origin of advection

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

Example Sentences

Using historical data and a novel set of weather-based predictors, the authors based their research on measuring advection -- the rate of water movement -- between two hydrometric stations on the Ottawa River.

From Science Daily

The phenomenon, known as 'advection fog', formed as easterly winds blew over the cool waters of Long Island Sound.

From BBC

Despite the offshore flow, there will be little if any warming today compare to Mon, since there will be some cold air advection.

From Washington Times

Usually, the winds warm up through compression heating as they blow downslope, but these winds are starting from an extremely cold air mass fed by cold-air advection from the Arctic Circle.

From Los Angeles Times

This process is called advection, which means the transport of an atmospheric property by the wind.

From Los Angeles Times