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unanswerable

[uhn-an-ser-uh-buh l, -ahn-]
See more synonyms for unanswerable on Thesaurus.com
adjective
  1. not capable of being answered; not having a known or discoverable answer: an unanswerable question.
  2. not open to dispute or rebuttal; irrefutable; conclusive: an unanswerable proof.
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Origin of unanswerable

First recorded in 1605–15; un-1 + answerable
Related formsun·an·swer·a·ble·ness, nounun·an·swer·a·bly, adverb
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words

undeniableironcladunassailableindisputablecapriciousimmaturethoughtlessimmoralevidentcertainunquestionableobviousirrefutablecrediblegoodwell-foundedsolidauthenticaccuratepersuasive

Examples from the Web for unanswerable

Contemporary Examples

Historical Examples

  • Perhaps she did not wish to answer a question so unanswerable.

    Thoroughbreds

    W. A. Fraser

  • Ought he not to have felt assured that I must have unanswerable motives for all that I had done?

    Lady Susan

    Jane Austen

  • It were to be wished, that this Objection were unanswerable.

  • I have nothing else to say; your arguments, Don Lope, are unanswerable.

    Gomez Arias

    Joaqun Telesforo de Trueba y Coso

  • But he had an alibi all the time, my child; an unanswerable alibi which he preferred to withhold.

    The Snare

    Rafael Sabatini


British Dictionary definitions for unanswerable

unanswerable

adjective
  1. incapable of being refuted
  2. (of a question) not admitting of any answer
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Derived Formsunanswerableness, noununanswerably, 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