inconceivable

adjective

ˌin-kən-ˈsē-və-bəl How to pronounce inconceivable (audio)
Definition of inconceivablenext
as in incredible
too extraordinary or improbable to believe the formerly inconceivable idea that humans could land on the moon

Synonyms & Similar Words

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Antonyms & Near Antonyms

Example Sentences

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.
Recent Examples of inconceivable Poland has reportedly been warned by the United States that Moscow might attack – in a limited fashion, perhaps with drones or another form of hybrid warfare, but still in a way that decades ago would have seemed inconceivable. — Nick Paton Walsh, CNN Money, 6 July 2026 This would be inconceivable in other sporting cultures around the world. — Patrick Iversen, New York Times, 6 July 2026 The American players seem eager to embrace what might have seemed inconceivable for a big nation with a relatively shallow pedigree in international soccer. — Jim Vertuno, Chicago Tribune, 20 June 2026 But that now seems inconceivable because three Democrats dropped out. — George Skelton, Mercury News, 1 June 2026 See All Example Sentences for inconceivable
Recent Examples of Synonyms for inconceivable
  1. incredible
  2. incredulous
  3. unlikely
  4. impossible
  5. unthinkable
  6. unimaginable
  7. unbelievable
Adjective
  • For kids and teens, this can be an incredible way to experience the world up close and personal with the familiarity and comfort that comes from your hotel traveling with you.
    — Judy Koutsky, Forbes.com, 25 July 2026
  • The night sky has incredible depth, and there's nowhere better to learn how to appreciate that than when gazing at the Summer Triangle.
    — Jamie Carter, Space.com, 24 July 2026
Definition of incredible
Adjective
  • When provided with the county’s explanation, Johnson was incredulous.
    — Los Angeles Times, Los Angeles Times, 14 July 2026
  • On several occasions throughout the game, Lakers players were incredulous after calls – or non-calls – from the crew.
    — Benjamin Royer, Oc Register, 8 May 2026
Definition of incredulous
Adjective
  • The memorandum from the group, which is a conservative nonprofit that advocates for free speech, also said the DAR was unlikely to be in danger of losing its tax-exempt status by not allowing transgender members.
    — Matthew Adams, Fort Worth Star-Telegram, 28 July 2026
  • Reluctantly drawn back into the sport, Randall becomes an unlikely mentor whose guidance helps shape a new generation of athletes while forcing him to confront his own unfinished journey.
    — Rosy Cordero, Deadline, 27 July 2026
Definition of unlikely
Adjective
  • Atomix, with just fourteen seats along its chef’s counter, has never been easy to book, but, in the age of reservation scalpers and oligarch concierges, getting a table there has become functionally impossible.
    — Helen Rosner, New Yorker, 26 July 2026
  • When Black voters faced threats of violence at the ballot box, the community showed up in numbers that were impossible to ignore.
    — Kyle Lierman, Forbes.com, 26 July 2026
Definition of impossible
Adjective
  • But now, sovereign wealth funds, domestic institutions and Asian corporates are funding manufacturing, infrastructure and technology at a scale that would have been unthinkable a decade ago.
    — Yasushi Sasaki, Fortune, 30 July 2026
  • Universal Creative, the division of the company responsible for theme park experiences, and especially the Universal Studios Hollywood team led by Jon Corfino, have accomplished what, just 10 years ago, would have been unthinkable.
    — Todd Martens, Los Angeles Times, 28 July 2026
Definition of unthinkable
Adjective
  • Paul Peschisolido became Fulham’s first £1million signing, then Chris Coleman arrived for £2m — fees that had been unimaginable in the third tier.
    — James Pearce, New York Times, 22 July 2026
  • All because voters assumed that simply reaching the SEC Championship Game and beating Georgia was an unimaginable accomplishment.
    — Ian Miller OutKick, FOXNews.com, 21 July 2026
Definition of unimaginable
Adjective
  • The real reason is that his report is an unfocused jumble of personal testimony, with no evident attempt to corroborate the lurid and sometimes unbelievable accusations made by anonymous sources.
    — Helen Lewis, The Atlantic, 26 July 2026
  • There are two unbelievable bargains hidden in the fine print of the Connecticut Pizza & Brew Fest to take place August 2 at Hartford HealthCare Amphitheater in Bridgeport.
    — Pamela McLoughlin, Hartford Courant, 25 July 2026
Definition of unbelievable

Browse Nearby Words

incomputable
inconceivable
inconceivably
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Cite this Entry

“Inconceivable.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/inconceivable. Accessed 1 Aug. 2026.

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More from Merriam-Webster on inconceivable

Nglish: Translation of inconceivable for Spanish Speakers

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