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

Keep scrolling for more

Other Words from incontrovertible

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

Did You Know?

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 results are incontrovertible: The 109-year-old health center is, well, still a great hospital. Fortune, "Introducing the Fortune/IBM Watson Health 100 Top Hospitals," 30 June 2020 Evidence for the substance’s existence is close to incontrovertible, but no one yet knows what it is made of. Daniel Garisto, Scientific American, "Direct Proof of Dark Matter May Lurk at Low-Energy Frontiers," 9 June 2020 But the incontrovertible evidence around the world of the disease's horror, has instead resulted in mixed messages from the government. Nick Paton Walsh, CNN, "Bolsonaro calls coronavirus a 'little flu.' Inside Brazil's hospitals, doctors know the horrifying reality," 23 May 2020 In 2019, a series of investigations revealed incontrovertible evidence of the grave national-security danger associated with a wide array of Huawei’s telecommunications equipment. H. R. Mcmaster, The Atlantic, "The United States Needs a New China Strategy," 17 Apr. 2020 Today’s country bands don’t play for keeps, but John Prine comes from a place where those things are incontrovertible. Holly Gleason, cleveland, "Down on the beach, the sandman sleeps: Sweet dreams, John Prine," 9 Apr. 2020 One incontrovertible truism in the car business is that vehicles get bigger with time. Csaba Csere, Car and Driver, "Tested: 2020 BMW 228i xDrive Gran Coupe Just Earns Its Badge," 1 Apr. 2020 As happens with many deeply religious physicians who manage diseases with terrible outcomes, Warren is caught in a crossfire between his belief that God can heal disease and the incontrovertible fact that glioblastoma is nearly always fatal. Washington Post, "His faith promises healing, but his patients can’t be cured," 23 Jan. 2020 One of Trump’s attorneys, former New York Mayor Rudy Giuliani, asserted a basically incontrovertible fact. Chris Stirewalt, Fox News, "Ham sandwiches, yes; presidents, no," 17 May 2018

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.

See More

First Known Use of incontrovertible

1646, in the meaning defined above

Keep scrolling for more

Learn More about incontrovertible

Time Traveler for incontrovertible

Time Traveler

The first known use of incontrovertible was in 1646

See more words from the same year

Listen to Our Podcast about incontrovertible

Statistics for incontrovertible

Last Updated

10 Jul 2020

Cite this Entry

“Incontrovertible.” Dictionary, Merriam-Webster, Accessed 8 Aug. 2020.

Keep scrolling for more

More Definitions for incontrovertible


How to pronounce incontrovertible (audio)

English Language Learners Definition of incontrovertible

formal : not able to be doubted or questioned

More from Merriam-Webster on incontrovertible

Thesaurus: All synonyms and antonyms for incontrovertible

Spanish Central: Translation of incontrovertible

Comments on incontrovertible

What made you want to look up incontrovertible? Please tell us where you read or heard it (including the quote, if possible).


Test Your Vocabulary

Original Meanings Quiz

  • rembrandt painting a young scholar and his tutor
  • Which of the following is the earliest known sense of the word awe?
Spell It

Can you spell these 10 commonly misspelled words?

Bee Cubed

Test Your Knowledge - and learn some interesting things along the way.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!