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Synonyms

unconceivable

American  
[uhn-kuhn-see-vuh-buhl] / ˌʌn kənˈsi və bəl /

adjective

Archaic.

  1. inconceivable.

Other Word Forms

  • unconceivableness noun
  • unconceivably adverb

Etymology

Origin of unconceivable

First recorded in 1605–15; un- 1 + conceivable

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.