unthinkable

adjective

un·​think·​able ˌən-ˈthiŋ-kə-bəl How to pronounce unthinkable (audio)
1
: not capable of being grasped by the mind
2
: being contrary to what is reasonable, desirable, or probable : being out of the question
unthinkability noun
unthinkably adverb

Examples of unthinkable in a Sentence

to most people it seemed unthinkable that such a gentle man could be guilty of such awful crimes
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
And while a deal to move Duran might have been unthinkable just a few weeks ago, that trade news and the team's struggles are suddenly suggesting several high-profile players could be on the move. Peter Chawaga, MSNBC Newsweek, 3 June 2025 Copenhagen Distillery, Single Malt Whisky, Raw Edition Nights still grow cold in the Spring, and the occasional fireside pour isn’t unthinkable. Paul Caputo, Forbes.com, 31 May 2025 The full pardons and swift public acceptance of people who fought police and tried to obstruct the transfer of power to President-elect Joe Biden are deeply concerning to domestic extremism experts, who say widespread political violence in the United States is no longer unthinkable. Ariel Sheinberg, Baltimore Sun, 26 May 2025 As a result of this push, in late 2022, Armenia formally recognized Azerbaijan’s territorial integrity—a step that had been almost unthinkable a year earlier. Zaur Shiriyev, Foreign Affairs, 26 May 2025 See All Example Sentences for unthinkable

Word History

First Known Use

15th century, in the meaning defined at sense 1

Time Traveler
The first known use of unthinkable was in the 15th century

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Cite this Entry

“Unthinkable.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/unthinkable. Accessed 7 Jun. 2025.

Kids Definition

unthinkable

adjective
un·​think·​able ˌən-ˈthiŋ-kə-bəl How to pronounce unthinkable (audio)
ˈən-
: not to be thought of or considered as possible
unthinkable cruelty

More from Merriam-Webster on unthinkable

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