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 For many his age, a journey into space would seem unthinkable. Scott Neuman, NPR, 25 Apr. 2024 Although the mobilization bill was in itself broadly supported, critics argued that some of its provisions violated the Ukrainian constitution, which cannot be changed under martial law and was written in times when a major land war on Ukrainian soil seemed almost unthinkable. Nataliya Gumenyuk, Foreign Affairs, 19 Apr. 2024 Ukrainians contemplate the once unthinkable: Losing the war with Russia. Andrew J. Campa, Los Angeles Times, 14 Apr. 2024 Such defections were once considered unthinkable but have become increasingly common as the hard right has rebelled against G.O.P. leaders. Charlie Savage, New York Times, 10 Apr. 2024 An unthinkable tragedy defines the team’s legacy at Martinsville just as much. Jim Dedmon, Charlotte Observer, 7 Apr. 2024 Any notion of defeat was unthinkable, an almost taboo topic. Laura King, Los Angeles Times, 12 Apr. 2024 In Japan last month, Nissan and Honda, facing the looming threat Chinese EV giants, announced a once unthinkable partnership to develop electric vehicles together. Steve Mollman, Fortune, 6 Apr. 2024 Back in the old-timey days, killing off the star of a series was unthinkable. Julie Hinds, Detroit Free Press, 26 Mar. 2024

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'unthinkable.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

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

Dictionary Entries Near unthinkable

Cite this Entry

“Unthinkable.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/unthinkable. Accessed 2 May. 2024.

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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