inconceivable

adjective

in·​con·​ceiv·​able ˌin-kən-ˈsē-və-bəl How to pronounce inconceivable (audio)
: not conceivable: such as
b
: impossible to comprehend
inconceivability noun
inconceivableness noun
inconceivably 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
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.
With the new high-rise apartments on offer, investors—so far, mainly locals and Albanians living overseas—are paying prices that would have been inconceivable just five years ago. Zoë Dare Hall, Forbes.com, 23 June 2025 An Iranian attack on these forces is not inconceivable. Nadeen Ebrahim, CNN Money, 22 June 2025 Until Gordon and Trenchard published Cato’s Letters, even the idea was inconceivable: people had essentially no intellectual tools, no language to justify the free press. Fara Dabhoiwala, Harpers Magazine, 4 June 2025 It's priced at $20,000 after federal EV incentives, a concept some would consider radical and even inconceivable. Kurt Knutsson, FOXNews.com, 15 May 2025 See All Example Sentences for inconceivable

Word History

First Known Use

1624, in the meaning defined above

Time Traveler
The first known use of inconceivable was in 1624

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Cite this Entry

“Inconceivable.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/inconceivable. Accessed 30 Jun. 2025.

Kids Definition

inconceivable

adjective
in·​con·​ceiv·​able ˌin-kən-ˈsē-və-bəl How to pronounce inconceivable (audio)
: impossible to imagine or believe
inconceivably adverb

More from Merriam-Webster on inconceivable

Last Updated: - Updated example sentences
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