Definitions

incontrovertible

[in-kon-truh-vur-tuh-buhl, in-kon-] / ˌɪn kɒn trəˈvɜr tə bəl, ɪnˌkɒn- /

ADJECTIVE

beyond dispute

Synonyms

WEAK

accurate authentic certain established incontestable indisputable indubitable irrefutable nailed down no mistake no two ways about it positive sure sure thing surefire uncontestable undeniable unequivocable unquestionable unshakable

Antonyms

WEAK

changeable controvertible questionable uncertain variable

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

In these Straussian terms, Churchill’s greatness was incontrovertible.

From The Wall Street Journal • Jun. 5, 2026

If the allegations are false, he needs to refute each and every detail in thorough, incontrovertible fashion.

From Los Angeles Times • Apr. 10, 2026

Start with some incontrovertible rules to live by.

From MarketWatch • Jan. 9, 2026

And with this sentence - he thinks – has come more incontrovertible proof.

From BBC • Sep. 25, 2025

Most liars are tripped up either because they forget what they have told or because the lie is suddenly faced with an incontrovertible truth.

From "East of Eden" by John Steinbeck

Vocabulary lists containing incontrovertible

100 Words Every High School Graduate Should Know

Looking to grow your vocabulary? Check out this interactive, curated word list from our team of English language specialists at Vocabulary.com – one of over 17,000 lists we've built to help learners worldwide!

300 Most Difficult "SAT" Words

Interested in learning more words like this one? Our team at Vocabulary.com has got you covered! You can review flashcards, quiz yourself, practice spelling, and more – and it's all completely free to use!

The Namesake

Want to remember this word for good? Start your learning journey today with our library of interactive, themed word lists built by the experts at Vocabulary.com – we'll help you make the most of your study time!