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 The Mets were sellers from the cellar of the National League East at this year’s trade deadline, a once-inconceivable turn of events whose inevitability eroded its surprise. — Tim Britton, New York Times, 4 Aug. 2026 The major innovation of pocket books became the big selling point of Casa Editorial Maucci, which saw its products sell at an inconceivable rate, spreading like wildfire. — Literary Hub, 22 July 2026 Conspiracy theorists have proposed many different (though mostly superstitious and inconceivable) reasons why disappearances and disasters occur in the Bermuda Triangle. — Andrea Romano, Travel + Leisure, 15 July 2026 And the power play was 17th in the NHL, which seems inconceivable for a team with as much offensive firepower as Tampa Bay. — Scott Turick, The Orlando Sentinel, 11 July 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
  • The space telescope hasn't just collected incredible data; its images have also given the general public a new appreciation for the beauty and wonder of space.
    — Chelsea Gohd, Space.com, 29 Aug. 2026
  • The playable character models and even roaming NPCs feature incredible outfit details.
    — Gabriel Zamora, PC Magazine, 29 Aug. 2026
Definition of incredible
Adjective
  • Besides, there are tree branches to bundle, coupons to clip, guacamole to toss out, incredulous news reports to run through Snopes and at least 20 spam texts to block.
    — Donna Vickroy, Chicago Tribune, 13 Aug. 2026
  • His incredulous response opens the door to a fight that escalates quickly.
    — Sabrina Reed, Forbes.com, 12 Aug. 2026
Definition of incredulous
Adjective
  • The two most prominent, Hebrew and Yiddish, have always been unlikely bedfellows, frequently fighting with each other.
    — Ilan Stavans, The Conversation, 31 Aug. 2026
  • Initial support is near the breakout point around $660, although a pullback of that magnitude is unlikely.
    — Katie Stockton, CNBC, 31 Aug. 2026
Definition of unlikely
Adjective
  • Elwood told his boss – Peter Brown, a former member of the Beatles’ inner circle and the founder of Brown Lloyd James – that the assignment was impossible.
    — Rob Picheta, CNN Money, 30 Aug. 2026
  • Such components can benefit from additive manufacturing because the technology lets engineers create geometries that would be difficult or impossible to produce with traditional manufacturing methods.
    — Kaif Shaikh, Interesting Engineering, 29 Aug. 2026
Definition of impossible
Adjective
  • Duffy’s hubris of funding his travel show through his government position would have been unthinkable under any other administration, Republican or Democrat.
    — Lorraine Ali, Los Angeles Times, 26 Aug. 2026
  • At the end of last year, with the duo having won eight Grand Slams between them in a row, that data point looked unthinkable.
    — James Hansen, New York Times, 21 Aug. 2026
Definition of unthinkable
Adjective
  • Better yet, a falling price implies a rising price elsewhere or the introduction to the market of even more expensive goods formerly unknown, unimaginable, or both.
    — John Tamny, Forbes.com, 23 Aug. 2026
  • Such a breakthrough was unimaginable 25 years ago because the methodology did not exist.
    — Aaron Katersky, ABC News, 23 Aug. 2026
Definition of unimaginable
Adjective
  • What an unbelievable joy to have shared a sound stage with him and to engage with such a master talent.
    — Selome Hailu, Variety, 26 Aug. 2026
  • Emilio Pagán shut the door, and boos filled Oracle Park as the Reds celebrated their unbelievable victory.
    — Justice delos Santos, Mercury News, 26 Aug. 2026
Definition of unbelievable

Browse Nearby Words

incomputable
inconceivable
inconceivably
See all Nearby Words

Cite this Entry

“Inconceivable.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/inconceivable. Accessed 2 Sep. 2026.

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