• synonyms


[in-kon-truh-vur-tuh-buhl, in-kon-]
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  1. not controvertible; not open to question or dispute; indisputable: absolute and incontrovertible truth.
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Origin of incontrovertible

First recorded in 1640–50; in-3 + controvertible
Related formsin·con·tro·vert·i·bil·i·ty, in·con·tro·vert·i·ble·ness, nounin·con·tro·vert·i·bly, adverb

Synonyms for incontrovertible

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Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words for incontrovertible

accurate, authentic, certain, established, indisputable, indubitable, irrefutable, positive, sure, undeniable, unquestionable, unshakable, incontestable, surefire, uncontestable

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British Dictionary definitions for incontrovertible


  1. incapable of being contradicted or disputed; undeniable
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Derived Formsincontrovertibility or incontrovertibleness, nounincontrovertibly, 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 incontrovertible


1640s, from in- (1) "not" + controvertible (see controvert). Related: Incontrovertibly.

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Online Etymology Dictionary, © 2010 Douglas Harper