| 单词 | brownian movement |
| 释义 | Brownian movement[ brou-nee-uhn ] / ˈbraʊ ni ən / noun Physics.the irregular motion of small particles suspended in a liquid or a gas, caused by the bombardment of the particles by molecules of the medium: first observed by Robert Brown in 1827. Also called Brownian motion. Origin of Brownian movement1870–75; Brown + -ian Words nearby Brownian movementbrown goods, brown hackle, brown heart, brown hyena, Brownian motion, Brownian movement, brownie, Brownie Guide, Brownie Guider, Brownie point, brownie points Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 British Dictionary definitions for Brownian movementBrownian movement / (ˈbraʊnɪən) / nounrandom movement of microscopic particles suspended in a fluid, caused by bombardment of the particles by molecules of the fluid. First observed in 1827, it provided strong evidence in support of the kinetic theory of molecules Word Origin for Brownian movementC19: named after Robert Brown Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012 Medical definitions for Brownian movementBrownian movement [ brŏu′nē-ən ] n.The random movement of microscopic particles suspended in a liquid or gas, caused by collisions with molecules of the surrounding medium.Brownian motion molecular movement pedesis The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company. |
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