incontestable

[in-kuhn-tes-tuh-buhl] / ˌɪn kənˈtɛs tə bəl /

ADJECTIVE

certain

Synonyms

WEAK

absolute ascertained authoritative clear conclusive confirmable definite demonstrable destined determined establishable evident firm fixed genuine guaranteed hard having down pat in the bag inarguable incontrovertible indisputable indubitable infallible irrefutable known on ice plain positive predestined provable real reliable safe salted away set sound supreme sure sure thing true trustworthy unambiguous unassailable undeniable undisputable undoubted unequivocal unerring unmistakable unquestionable verifiable

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.

That there was complacency and lack of focus in the bureaucracy is incontestable.

From Salon • Feb. 28, 2026

“He just had that spirit of being here before and knowing a lot and an incontestable, delusional positivity about everything. I just think that was his gift.”

From Los Angeles Times • Aug. 15, 2024

San Francisco “has held these registrations for such a long time that they have become incontestable under federal law,” Chiu wrote in a letter to various Oakland officials.

From Seattle Times • Apr. 10, 2024

Five years on and his prominence is still incontestable.

From BBC • Sep. 8, 2023

For Aristotle, the ideal science consisted of a chain of logical deductions from incontestable premises.

From "The Invention of Science" by David Wootton

Vocabulary lists containing incontestable

Declaration of the Rights of Woman (1791)

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Letters to a Young Poet

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Old Possum's Book of Practical Cats

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