Brownian motion

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Brown·i·an motion

 (brou′nē-ən)
n.
The random movement of microscopic particles suspended in a liquid or gas, caused by collisions with molecules of the surrounding medium. Also called Brownian movement.

[After Robert Brown.]

Brown′i•an mo′tion

(ˈbraʊ ni ən)
n.
the random motion of small colloidal particles suspended in a liquid or gas medium, caused by the collision of the medium's molecules with the particles. Also called Brown′ian move′ment.
[1870–75; after Robert Brown (1773–1858), Scottish botanist, who described it in 1827]

Brown·i·an motion

(brou′nē-ən)
The random movement of microscopic particles suspended in a liquid or gas, caused by collisions between these particles and the molecules of the liquid or gas.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.Brownian motion - the random motion of small particles suspended in a gas or liquidBrownian motion - the random motion of small particles suspended in a gas or liquid
motion, movement - a natural event that involves a change in the position or location of something