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 • Nov. 19, 2024

Aref, H. & Jones, S. W. Enhanced separation of diffusing particles by chaotic advection.

From Nature • Apr. 17, 2018

For not only in New York but all over the land school children are speaking a strange new language, fazing their elders with terms like wobble pump, advection, burble, troposphere, chandelle, nacelle.

From Time Magazine Archive