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[in-kon-truh-vur-tuh-buh l, in-kon-] /ˌɪn kɒn trəˈvɜr tə bəl, ɪnˌkɒn-/
not controvertible; not open to question or dispute; indisputable:
absolute and incontrovertible truth.
Origin of incontrovertible
1640-50; in-3 + controvertible
Related forms
incontrovertibility, incontrovertibleness, noun
incontrovertibly, adverb
incontestable, undeniable, unquestionable. Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for incontrovertible
  • For this there's enormous, incontrovertible evidence.
  • And at first glance, that contention seems nearly incontrovertible.
  • The attorney general was presented with incontrovertible evidence that crimes had occurred.
  • Sadness at being caught, at the incontrovertible knowledge that she will never forgive you.
  • The well-preserved fossil has given researchers incontrovertible proof of the ancient bird's wingspan.
  • Most incontrovertible is that they reduce constipation.
  • If the science for either side is incontrovertible, let's answer that question.
  • They may be modified, but they are also incontrovertible.
  • If anything is incontrovertible, it is that all the above play some part.
  • Some incontrovertible evidence that is impossible to deny.
British Dictionary definitions for incontrovertible


/ˌɪnkɒntrəˈvɜːtəbəl; ɪnˌkɒn-/
incapable of being contradicted or disputed; undeniable
Derived Forms
incontrovertibility, incontrovertibleness, noun
incontrovertibly, 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
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Word Origin and History for incontrovertible

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

Online Etymology Dictionary, © 2010 Douglas Harper
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