in·​con·​tro·​vert·​ible | \ (ˌ)in-ˌkän-trə-ˈvər-tə-bəl How to pronounce incontrovertible (audio) \

Definition of incontrovertible

: not open to question : indisputable incontrovertible facts

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Other Words from incontrovertible

incontrovertibly \ (ˌ)in-​ˌkän-​trə-​ˈvər-​tə-​blē How to pronounce incontrovertible (audio) \ adverb

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If something is indisputable, it's incontrovertible. But if it is open to question, is it controvertible? It sure is. The antonyms controvertible and incontrovertible are both derivatives of the verb controvert (meaning "to dispute or oppose by reasoning"), which is itself a spin-off of controversy. And what is the source of all of these controversial terms? The Latin adjective controversus, which literally means "turned against."

Examples of incontrovertible in a Sentence

incontrovertible facts that left the jury with no choice but to convict
Recent Examples on the Web The merits of many offerings in supermarket health-food aisles remain subject to debate, but there was one incontrovertible fact: Robert Harris lived more than twice as long as his father. James R. Hagerty, WSJ, 16 July 2021 The incontrovertible sequence is regrettably still somewhat up in the air. Lance Eliot, Forbes, 5 June 2021 That was it, the first incontrovertible evidence that a human disease—tuberculosis—could be airborne, and not even the public health big hats could ignore it. Megan Molteni, Wired, 13 May 2021 A quarter century after Baffert’s first nibble at horse racing’s most coveted prize when his Cavonnier lost to Grindstone by a nose, there is only one incontrovertible truth in the Derby. Dan Wolken, USA TODAY, 2 May 2021 But as Wragg Sykes says, the incontrovertible fact is that hybrid children were born and raised to survive. Tim Flannery, The New York Review of Books, 27 Apr. 2021 By the end of the month, when CIA overflights obtained incontrovertible evidence of Soviet missiles in Cuba, the president remained obsessed with the situation in Berlin. Andre Pagliarini, The New Republic, 16 Apr. 2021 But the central perception of strengthening demand conditions is incontrovertible, and the OPEC+ membership sees no reason to deny itself the additional wealth attendant upon a production increase in response to improving market conditions. Benjamin Zycher, National Review, 15 Apr. 2021 The truth is that all Biden’s ideas fall squarely within the traditions of American public spending, and the benefits are incontrovertible, as are the drawbacks of disinvestment. Michael Hiltzik, Los Angeles Times, 7 Apr. 2021

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'incontrovertible.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of incontrovertible

1646, in the meaning defined above

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Time Traveler for incontrovertible

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The first known use of incontrovertible was in 1646

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Last Updated

23 Jul 2021

Cite this Entry

“Incontrovertible.” Dictionary, Merriam-Webster, Accessed 26 Jul. 2021.

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More Definitions for incontrovertible



English Language Learners Definition of incontrovertible

formal : not able to be doubted or questioned


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