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[im-pos-uh-bil-i-tee, im-pos-] /ɪmˌpɒs əˈbɪl ɪ ti, ˌɪm pɒs-/
noun, plural impossibilities for 2.
condition or quality of being impossible.
something impossible.
Origin of impossibility
1350-1400; Middle English impossibilite < Late Latin impossibilitās. See im-2, possibility Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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Examples from the Web for impossibility
Contemporary Examples
Historical Examples
  • By day it was dangerous enough; by night it was almost an impossibility.

    The Slave Of The Lamp Henry Seton Merriman
  • I did not, at least I tried not to expect such an impossibility.

  • That impossibility is precisely the almost universal expectation.

    Pax Vobiscum Henry Drummond
  • For what the first sentence seemed to give was next thing to an impossibility.

    Pax Vobiscum Henry Drummond
  • To the healthy, walking is a pleasure; to the sick, a burden, if not an impossibility.

British Dictionary definitions for impossibility


/ɪmˌpɒsəˈbɪlɪtɪ; ˌɪmpɒs-/
noun (pl) -ties
the state or quality of being impossible
something that is impossible
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 impossibility

late 14c., "quality of being impossible," from impossible + -ity; perhaps from or modeled on French impossibilité. Meaning "an impossible thing or occurrence" is from c.1500.

Online Etymology Dictionary, © 2010 Douglas Harper
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