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 When Emmanuel Macron revived the idea, in 2018, a curator at the Bayeux Museum insisted that moving the frankly archeological textile was, conservationally speaking, inconceivable. — John Phipps, New Yorker, 5 Sep. 2026 Beyond the inconceivable mishap, the Huskers looked reactive and a step slow on defense for the entire first quarter. — Mitch Sherman, New York Times, 5 Sep. 2026 There are plenty of inconceivable exploits in the final season of Outer Banks, in ranging degrees of ridiculousness. — Ct Jones, Rolling Stone, 21 Aug. 2026 After already undergoing two Tommy John surgeries to repair his UCL, Antone would now need an inconceivable third. — Cal Phillips, Fort Worth Star-Telegram, 13 Aug. 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
  • It’s crafted by these incredible artists and craftsmen who build the world with their own hands.
    — Damon Wise, Deadline, 10 Oct. 2026
  • Ditka died Friday at age 86, and Detroit Lions head coach Dan Campbell and Los Angeles Chargers head coach Jim Harbaugh both recalled incredible stories about the Chicago Bears legend.
    — Ryan Canfield OutKick, FOXNews.com, 10 Oct. 2026
Definition of incredible
Adjective
  • The title comes from a phrase that became part of his creative vocabulary and began appearing in sketches whenever an absurd situation called for a perfectly incredulous response.
    — Preezy Brown, VIBE.com, 6 Oct. 2026
  • Girot’s son-in-law, a physician, was incredulous and ordered him to see his primary-care doctor.
    — Tim Graham, New York Times, 1 Oct. 2026
Definition of incredulous
Adjective
  • Rain rates are probably going to be a quarter of an inch per hour or less, making debris flow and landslides unlikely.
    — Hannah Fry, Los Angeles Times, 10 Oct. 2026
  • The Times’ belated discovery of Bragg’s malpractice emerged through an unlikely incident that has not been reported in full.
    — Charles Bethea, New Yorker, 9 Oct. 2026
Definition of unlikely
Adjective
  • The technique has revolutionized neuroscience by opening up the brain's activity to scientists in ways previously impossible.
    — Jackie Flynn Mogensen, Scientific American, 5 Oct. 2026
  • These Chargers have 13 games left, and identifying potential wins on the remaining schedule is a nearly impossible task.
    — Los Angeles Times, Los Angeles Times, 5 Oct. 2026
Definition of impossible
Adjective
  • But empathy for them is still unthinkable for many in Israel, with memories raw.
    — Cara Anna, Los Angeles Times, 7 Oct. 2026
  • No team had ever made the playoffs after back-to-back 100-loss seasons, so to make it after three in a row was unthinkable, especially after one of their versatile pitchers was sidelined in spring training.
    — Don Riddell, CNN Money, 6 Oct. 2026
Definition of unthinkable
Adjective
  • Independent businesses that once depended on customers walking through their doors gained the opportunity to reach shoppers anywhere, competing with national chains in ways that would have been unimaginable before.
    — Dax Dasilva, Fortune, 2 Oct. 2026
  • Yet somehow, Eric Greenspan has achieved the unimaginable at Mish Delicatessen.
    — Jenn Harris, Los Angeles Times, 1 Oct. 2026
Definition of unimaginable
Adjective
  • So to be able to sort of sit at her feet and just listen to her life was an unbelievable gift.
    — Jem Aswad, Variety, 9 Oct. 2026
  • The final home game on the Capitals' regular season schedule this season is a matchup against the Penguins, which could set up an unbelievable scene with Ovechkin and Sidney Crosby battling things out at least one more time.
    — Mark Harris OutKick, FOXNews.com, 5 Oct. 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 11 Oct. 2026.

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