[ fil-treyt ]
/ ˈfɪl treɪt /

verb (used with or without object), fil·trat·ed, fil·trat·ing.

to filter.


liquid that has been passed through a filter.

Nearby words

  1. filtering operation,
  2. filth,
  3. filthy,
  4. filthy lucre,
  5. filtrable,
  6. filtration,
  7. filtration angle,
  8. filtration coefficient,
  9. filtration fraction,
  10. filum

Origin of filtrate

1605–15; < Medieval Latin filtrātus filtered, past participle of filtrāre. See filter, -ate1

Related forms Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for filtrate

British Dictionary definitions for filtrate


/ (ˈfɪltreɪt) /


a liquid or gas that has been filtered


another name for filter (def. 7)
Derived Formsfiltratable, adjective

Word Origin for filtrate

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.

Online Etymology Dictionary, © 2010 Douglas Harper

Medicine definitions for filtrate


[ fĭltrāt′ ]


To put or go through a filter.


Material, especially liquid, that has passed through a filter.

The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.