undeniable

[uhn-di-nahy-uh-buhl] / ˌʌn dɪˈnaɪ ə bəl /

ADJECTIVE

definite, proven

Synonyms

STRONGEST

certain evident indisputable irrefutable obvious unassailable unquestionable

WEAK

actual beyond doubt beyond question binding clear compulsory for sure inarguable incontestable incontrovertible indubitable manifest necessary no ifs and or buts obligatory open and shut patent positive real sound sure sure thing true unanswerable undoubted

Antonyms

STRONGEST

disputable doubtful dubious indefinite obscure questionable refutable uncertain unclear unreliable unsure vague

WEAK

contestable doubted unproven

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.

It is undeniable that the economics of television and late night have changed.

From MarketWatch • May 15, 2026

Arnault praised Jacobs' "unique vision" and "undeniable" impact on the fashion world.

From Barron's • May 15, 2026

Ultimately the combination of intelligence, technology and old-fashioned policework would build an undeniable case.

From BBC • Apr. 14, 2026

Puppet magic, though it may come in and out of fashion, is ancient and undeniable.

From Los Angeles Times • Apr. 13, 2026

In spite of himself, he felt an undeniable sense of relief as she slowly made her way to him, stepping over brambles and tree roots.

From "Beasts of Prey" by Ayana Gray

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