verb (used with object), dis·persed, dis·pers·ing.
to drive or send off in various directions; scatter: to disperse a crowd.
to spread widely; disseminate: to disperse knowledge.
to dispel; cause to vanish: The wind dispersed the fog.
Physical Chemistry. to cause (particles) to separate uniformly throughout a solid, liquid, or gas.
Optics. to subject (light) to dispersion.
verb (used without object), dis·persed, dis·pers·ing.
to separate and move apart in different directions without order or regularity; become scattered: The crowd dispersed.
to be dispelled; be scattered out of sight; vanish: The smoke dispersed into the sky.
Physical Chemistry. noting the dispersed particles in a dispersion.
Origin of disperse
1350–1400; Middle English dispersen, disparsen (< Middle French disperser) < Latin dispersus (past participle of dispergere), equivalent to di- di-2 + -sper(g)- scatter (stem of -spergere, combining form of spargere to scatter, strew) + -sus past participle suffix
Synonyms for disperse
1. See scatter. 2. sow, broadcast. 7. disappear, evanesce.
Antonyms for disperse
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
to scatter; distribute over a wide area
to dissipate or cause to dissipate
to leave or cause to leave a gathering, often in a random manner
to separate or be separated by dispersion
(tr) to diffuse or spread (news, information, etc)
to separate (particles) throughout a solid, liquid, or gas, as in the formation of a suspension or colloid
of or consisting of the particles in a colloid or suspensiondisperse phase
Word Origin for disperse
C14: from Latin dispērsus scattered, from dispergere to scatter widely, from di- ² + spargere to strew
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
Online Etymology Dictionary, © 2010 Douglas Harper
To cause to separate and move in different directions; scatter.
To cause to vanish or disappear.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.