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dispersant

[dih-spur-suh nt]
noun
  1. something that disperses.
  2. Physical Chemistry. any admixture to a dispersion capable of maintaining the dispersed particles in suspension.
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adjective
  1. acting as a dispersant.
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Origin of dispersant

First recorded in 1940–45; disperse + -ant
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
British Dictionary definitions for dispersant

dispersant

noun
  1. a liquid or gas used to disperse small particles or droplets, as in an aerosol
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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