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[kuh n-see-vuh-buh l]
See more synonyms for conceivable on Thesaurus.com
  1. capable of being conceived; imaginable.
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Origin of conceivable

1425–75; late Middle English. See conceive, -able
Related formscon·ceiv·a·bil·i·ty, con·ceiv·a·ble·ness, nouncon·ceiv·a·bly, adverb
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for conceivability

Historical Examples

  • Perceptibility or conceivability are, then, the two forms which reality may assume.

    The Mind and the Brain

    Alfred Binet

  • Mansel on the conceivability of a commencement of existence, 94.

    The Theistic Conception of the World

    B. F. (Benjamin Franklin) Cocker

  • Vast are its possibilities and vaster still its sweep of conceivability.

    The Mystery of Space

    Robert T. Browne

  • The love of life was too strong to permit the conceivability of such a choice.

    The Wilderness Trail

    Frank Williams

  • If not, granting that there is such a thing as the real, it must be within the ultimate range of conceivability.

    The Mystery of Space

    Robert T. Browne

British Dictionary definitions for conceivability


  1. capable of being understood, believed, or imagined; possible
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Derived Formsconceivability or conceivableness, nounconceivably, adverb
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

Word Origin and History for conceivability



mid-15c. (implied in conceivableness), from conceive + -able. Originally in a now-obsolete sense "that can be received." Meaning "that can be imagined" is attested from 1620s (in conceivably).

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Online Etymology Dictionary, © 2010 Douglas Harper