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Supposedly vs. Supposably


[uhn-mi-stey-kuh-buh l] /ˌʌn mɪˈsteɪ kə bəl/
not mistakable; clear; obvious.
Origin of unmistakable
1660-70; un-1 + mistakable
Related forms
unmistakableness, noun
unmistakably, adverb Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the Web for unmistakably
Contemporary Examples
Historical Examples
  • Margaret was unmistakably sulky as the evening wore on and nobody came except this other girl of whom she took no notice at all.

    The Butterfly House Mary E. Wilkins Freeman
  • He was old and bleary, unmistakably dirty too—but he had divined Sidney's romance.

    K Mary Roberts Rinehart
  • unmistakably now they all heard voices calling—voices that increased in intensity—coming nearer.

  • unmistakably then it was fate that had cast the horoscope of his and Allis's life together.

    Thoroughbreds W. A. Fraser
  • Certainly every act of the two men for some time previous pointed directly and unmistakably to that result.

    The Rise of the Mediaeval Church Alexander Clarence Flick
British Dictionary definitions for unmistakably


not mistakable; clear, obvious, or unambiguous
Derived Forms
unmistakableness, unmistakeableness, noun
unmistakably, unmistakeably, 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
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Word Origin and History for unmistakably



1660s, from un- (1) "not" + mistake + -able. Related: Unmistakably.

Online Etymology Dictionary, © 2010 Douglas Harper
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