Brownian motion

noun

Brown·ian motion | \ ˈbrau̇-nē-ən-

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Definition of Brownian motion

: a random movement of microscopic particles suspended in liquids or gases resulting from the impact of molecules of the surrounding medium

— called also Brownian movement

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The first known use of Brownian motion was in 1849

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Brownian motion

noun

Brown·ian motion | \ ˌbrau̇-nē-ən-

\

Medical Definition of Brownian motion

: a random movement of microscopic particles suspended in liquids or gases resulting from the impact of molecules of the fluid surrounding the particles

— called also Brownian movement

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