unchallengeable
Americanadjective
Other Word Forms
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.
The term implies there’s unchallengeable proof for a claim when there isn’t.
From The Wall Street Journal ● Mar. 27, 2026
Elkan Abrahamson, a lawyer for the Hillsborough Law Now campaign, said this would leave them "unchallengeable".
From BBC ● Jan. 18, 2026
This was rooted in a calculation that America’s greatest source of strength was global perceptions of the country as unchallengeable.
From New York Times ● Mar. 18, 2023
“A system that allows for the outright and unchallengeable overruling of a Chief’s disciplinary decisions detracts from the Department’s appropriate efforts in furtherance of internal accountability,” the report said.
From Los Angeles Times ● Nov. 24, 2022
It was hard to say what had changed—the manner was still quietly remote, the orders unchallengeable.
From "Atonement" by Ian McEwan
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Get a wordDefinitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
