Main Entry: ad·vec·tion

Pronunciation: \ad-ˈvek-shən\

Function: noun

Etymology: Latin advection-, advectio act of bringing, from advehere to carry to, from ad- + vehere to carry — more at way

Date: 1910

: the usually horizontal movement of a mass of fluid (as air or an ocean current); also : transport (as of pollutants or plankton) by such movement

— ad·vect \-ˈvekt\ transitive verb

— ad·vec·tive \-ˈvek-tiv\ adjective