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[flok-yuh-leyt] /ˈflɒk yəˌleɪt/
verb (used with object), flocculated, flocculating.
to form into flocculent masses.
verb (used without object), flocculated, flocculating.
to form flocculent masses, as a cloud or a chemical precipitate; form aggregated or compound masses of particles.
Origin of flocculate
1820-30; floccul(us) + -ate1
Related forms
[flok-yuh-luh-buh l] /ˈflɒk yə lə bəl/ (Show IPA),
flocculation, noun
flocculator, noun Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for flocculate
  • The researchers engineered this network into yeast so that when the toggle switches on, the yeast is made to flocculate.
  • The flocculate in the concentration tank is pumped to the sludge tanks, then pressed to remove water.
  • The solids flocculate and settle out in the deep final clarifiers.
  • One project used coagulants and polymers to flocculate the manure before running it through a belt press.
  • Several buffers and sample compositions caused the particles to flocculate.
  • The use of nonpolar solvents causes the asphaltenes and high molecular weight additives to precipitate and flocculate.
  • When suspended sediments in the furrow stream flocculate and settle out, they coat furrow bottoms with the precipitated solids.
British Dictionary definitions for flocculate


to form or be formed into an aggregated flocculent mass
Derived Forms
flocculation, noun
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
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Word Origin and History for flocculate

1877, from flocculus (1799, from Modern Latin diminutive of Latin floccus "flock of wool") + -ate. Related: Flocculated; flocculating.

Online Etymology Dictionary, © 2010 Douglas Harper
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