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See more synonyms for filtrate on Thesaurus.com
verb (used with or without object), fil·trat·ed, fil·trat·ing.
  1. to filter.
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  1. liquid that has been passed through a filter.
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Origin of filtrate

1605–15; < Medieval Latin filtrātus filtered, past participle of filtrāre. See filter, -ate1
Related formsfil·trat·a·ble, adjectivefil·tra·tion, nounin·ter·fil·trate, verb (used with object), in·ter·fil·trat·ed, in·ter·fil·trat·ing.in·ter·fil·tra·tion, nountrans·fil·tra·tion, nounun·fil·trat·ed, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for filtrate

Historical Examples

  • The salt can be recovered from the filtrate by evaporation of the water.

    An Elementary Study of Chemistry

    William McPherson

  • The filtrate was evaporated and the residue extracted with alcohol.

  • When, therefore, chromium is not detected in the precipitate, the filtrate should also be examined.

  • If turmeric is present the filtrate will appear fluorescent.

  • In the filtrate the free alkali is estimated by a normal acid.

British Dictionary definitions for filtrate


  1. a liquid or gas that has been filtered
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  1. another name for filter (def. 7)
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Derived Formsfiltratable, adjective

Word Origin

C17: from Medieval Latin filtrāre to filter
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 filtrate


1610s, probably a back-formation from filtration. As a noun, from 1846.

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Online Etymology Dictionary, © 2010 Douglas Harper

filtrate in Medicine


  1. To put or go through a filter.
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  1. Material, especially liquid, that has passed through a filter.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.