[tol-er-uh nt]


inclined or disposed to tolerate; showing tolerance; forbearing: tolerant of errors.
favoring toleration: a tolerant church.
Medicine/Medical, Immunology.
  1. able to endure or resist the action of a drug, poison, etc.
  2. lacking or exhibiting low levels of immune response to a normally immunogenic substance.

Origin of tolerant

1770–80; < Latin tolerant- (stem of tolerāns), present participle of tolerāre to bear. See tolerate, -ant
Related formstol·er·ant·ly, adverbnon·tol·er·ant, adjectivenon·tol·er·ant·ly, adverbo·ver·tol·er·ant, adjectiveo·ver·tol·er·ant·ly, adverbqua·si-tol·er·ant, adjectivequa·si-tol·er·ant·ly, adverbself-tol·er·ant, adjectiveself-tol·er·ant·ly, adverb Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for tolerant

Contemporary Examples of tolerant

Historical Examples of tolerant

  • Not being a knowledge of the whole truth it should be humble, tolerant, and eager to expand.

  • It was nothing to her that the kindness took the form of tolerant patronage; she was used to that.

    Little Dorrit

    Charles Dickens

  • The place was well known to tolerant and intellectual society.

  • His large, tolerant intelligence was often as unorderly as his papers and accounts.

  • "People should at least study appearances," the most tolerant women would say.

British Dictionary definitions for tolerant



able to tolerate the beliefs, actions, opinions, etc, of others
able to withstand extremes, as of heat and cold
med (of a patient) exhibiting tolerance to a drug
Derived Formstolerantly, adverb
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 tolerant

1784, from Latin tolerantia "endurance," from tolerans, present participle of tolerare "to bear, endure, tolerate" (see toleration). Related: Tolerantly.

Online Etymology Dictionary, © 2010 Douglas Harper