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definitions

disperse

[dih-spurs]
See more synonyms for disperse on Thesaurus.com
verb (used with object), dis·persed, dis·pers·ing.
  1. to drive or send off in various directions; scatter: to disperse a crowd.
  2. to spread widely; disseminate: to disperse knowledge.
  3. to dispel; cause to vanish: The wind dispersed the fog.
  4. Physical Chemistry. to cause (particles) to separate uniformly throughout a solid, liquid, or gas.
  5. Optics. to subject (light) to dispersion.
verb (used without object), dis·persed, dis·pers·ing.
  1. to separate and move apart in different directions without order or regularity; become scattered: The crowd dispersed.
  2. to be dispelled; be scattered out of sight; vanish: The smoke dispersed into the sky.
adjective
  1. 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
Related formsdis·pers·ed·ly [dih-spur-sid-lee] /dɪˈspɜr sɪd li/, adverbdis·pers·er, noundis·pers·i·bil·i·ty, noundis·pers·i·ble, adjectivepre·dis·perse, verb (used with object), pre·dis·persed, pre·dis·pers·ing.re·dis·perse, verb, re·dis·persed, re·dis·pers·ing.un·dis·persed, adjectiveun·dis·pers·ing, adjectivewell-dis·persed, adjective
Can be confuseddisperse disbursedisperse dispose

Synonyms for disperse

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1. See scatter. 2. sow, broadcast. 7. disappear, evanesce.

Antonyms for disperse

1. combine, collect.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words for disperse

dispel, separate, dissolve, diffuse, dislodge, spray, spread, dissipate, disband, discharge, vanish, scatter, disappear, circulate, shed, dismiss, deal, eject, disseminate, rout

Examples from the Web for disperse

Contemporary Examples of disperse

Historical Examples of disperse

  • Once afoot, it was not long before the company began to disperse.

    The White Company

    Arthur Conan Doyle

  • A little later the crowd at the swimming place began to disperse.

  • "There's one point we almost overlooked," said Frank, just as the chums were about to disperse.

  • They lift up their hands to disperse the grains of the sand-storm.

    A Spirit in Prison

    Robert Hichens

  • They say to hit the waterspout in the centre where it joins the other from below will disperse it.

    Standish of Standish

    Jane G. Austin

British Dictionary definitions for disperse

disperse

verb
  1. to scatter; distribute over a wide area
  2. to dissipate or cause to dissipate
  3. to leave or cause to leave a gathering, often in a random manner
  4. to separate or be separated by dispersion
  5. (tr) to diffuse or spread (news, information, etc)
  6. to separate (particles) throughout a solid, liquid, or gas, as in the formation of a suspension or colloid
adjective
  1. of or consisting of the particles in a colloid or suspensiondisperse phase
Derived Formsdispersedly (dɪˈspɜːsɪdlɪ), adverbdisperser, noun

Word Origin for disperse

C14: from Latin dispērsus scattered, from dispergere to scatter widely, from di- ² + spargere to strew

xref

See disburse
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
Word Origin and History for disperse
v.

late 14c., from Latin dispersus, past participle of dispergere "to scatter," from dis- "apart, in every direction" (see dis-) + spargere "to scatter" (see sparse). The Latin word is glossed in Old English by tostregdan. Related: Dispersed; dispersing.

Online Etymology Dictionary, © 2010 Douglas Harper
disperse in Medicine

disperse

[dĭ-spûrs′]
v.
  1. To cause to separate and move in different directions; scatter.
  2. 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.