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[im-plaw-zuh-buh l] /ɪmˈplɔ zə bəl/
not plausible; not having the appearance of truth or credibility:
an implausible alibi.
Origin of implausible
1595-1605; im-2 + plausible
Related forms
implausibility, implausibleness, noun
implausibly, adverb
unlikely, improbable, unbelievable. Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for implausibility
  • The earlier replies to this question established the implausibility of drawing on the zero point energy for practical use.
  • Better call it the theory of implausibility or universal non-compliance rather than unified theory.
  • Perching on ledge of implausibility not grown up but has retained a sense of decency.
  • Such data point up the implausibility of the revisionist case as an electoral strategy.
  • The implausibility of such claims never seems to detract from their appeal, because they're convincing at an emotional level.
  • But the implausibility of reconstructing dinosaurs by the amber scenario resides in a different category of stronger argument.
  • He then produced a cover story that smacked of implausibility, when it didn't smack of utter science fiction.
  • More often, though, they flux and delight the reader with signifying implausibility.
  • There are a few serious gaffes in logic and particular implausibility near the end that had both my and my friend's heads shaking.
  • implausibility is the middle name of this picture, for some of the incidents are an effrontery to adult intelligence.
British Dictionary definitions for implausibility


not plausible; provoking disbelief; unlikely
Derived Forms
implausibility, implausibleness, noun
implausibly, 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 implausibility

1630s; see implausible + -ity.



c.1600, from assimilated form of in- "not, opposite of" (see in- (1)) + plausible. Related: Implausibly.

Online Etymology Dictionary, © 2010 Douglas Harper
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