in·​con·​ceiv·​able | \ ˌin-kən-ˈsē-və-bəl How to pronounce inconceivable (audio) \

Definition of inconceivable

: not conceivable: such as
b : impossible to comprehend

Other Words from inconceivable

inconceivability \ ˌin-​kən-​ˌsē-​və-​ˈbi-​lə-​tē How to pronounce inconceivable (audio) \ noun
inconceivableness \ ˌin-​kən-​ˈsē-​və-​bəl-​nəs How to pronounce inconceivable (audio) \ noun
inconceivably \ ˌin-​kən-​ˈsē-​və-​blē How to pronounce inconceivable (audio) \ adverb

Examples of inconceivable in a Sentence

The fire caused an inconceivable amount of damage. After coming this far, to quit now would be inconceivable.
Recent Examples on the Web The restrictions mean the kinds of shootings so common in the United States are vanishingly rare in a country like Japan, where the public assassination of a modern politician was inconceivable before Friday. Olivier Fabre, NBC News, 8 July 2022 So the database wouldn’t contain proofs of all the theorems because that would somehow be inconceivable. Quanta Magazine, 29 June 2022 Professor Ramdas presented ‘Achieving the inconceivable’ at TEDxLondonBusinessSchool on 29 April 2022. London Business School, Forbes, 27 June 2022 War between France and Germany, bitter enemies for centuries, has become as inconceivable as war between the U.S. and Canada. John Horgan, Scientific American, 27 Apr. 2022 The idea of directly working with players on the field was inconceivable. Jared Diamond, WSJ, 25 Apr. 2022 Most striking of all have been the many reversals of national defense, energy, and financial policies that would have been inconceivable the day before the invasion. . . . WSJ, 30 Mar. 2022 But, more realistic now — and inconceivable four games ago — is a winning season at 9-8. Kenny Rosarion,, 28 Nov. 2021 Emma Raducanu of England had done the unthinkable, the inconceivable, at the U.S. Open in mid-September. Bill Dwyre, Los Angeles Times, 11 Oct. 2021 See More

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'inconceivable.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of inconceivable

1624, in the meaning defined above

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The first known use of inconceivable was in 1624

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Last Updated

15 Jul 2022

Cite this Entry

“Inconceivable.” Dictionary, Merriam-Webster, Accessed 15 Aug. 2022.

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More Definitions for inconceivable


in·​con·​ceiv·​able | \ ˌin-kən-ˈsē-və-bəl How to pronounce inconceivable (audio) \

Kids Definition of inconceivable

: impossible to imagine or believe The fire caused inconceivable damage.

More from Merriam-Webster on inconceivable

Nglish: Translation of inconceivable for Spanish Speakers


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