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Showing results for inconceivable. Search instead for inconceivably.
Synonyms

inconceivable

American  
[in-kuhn-see-vuh-buhl] / ˌɪn kənˈsi və bəl /

adjective

  1. not conceivable; unimaginable; unthinkable

  2. unbelievable; incredible.


inconceivable British  
/ ˌɪnkənˈsiːvəbəl /

adjective

  1. incapable of being conceived, imagined, or considered

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

  • inconceivability noun
  • inconceivableness noun
  • inconceivably adverb

Etymology

Origin of inconceivable

First recorded in 1625–35; in- 3 + conceivable

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

"She will have seen just as much as Andrew. It's inconceivable that she didn't. She was so matey with Epstein."

From BBC • Mar. 20, 2026

Since teaming up, Fournier Beaudry and Cizeron have won five of six competitions, a nearly inconceivable rise for such a new pair.

From Los Angeles Times • Feb. 6, 2026

“Given the volatility around earnings, it’s not inconceivable that there is a period of relative strength for technology,” Hackett said.

From MarketWatch • Jan. 21, 2026

Alibaba ADRs remain priced around $150—up 0.5% in Monday’s premarket—which is just half of the late-2020 high, but a price level that may have been inconceivable in 2022, for instance, when it traded near $60.

From Barron's • Dec. 22, 2025

It was inconceivable that the Tsimt- sum should sink without eliciting a peep of concern.

From "Life of Pi" by Yann Martel