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impossible

[im-pos-uh-buh l]
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adjective
  1. not possible; unable to be, exist, happen, etc.
  2. unable to be done, performed, effected, etc.: an impossible assignment.
  3. incapable of being true, as a rumor.
  4. not to be done, endured, etc., with any degree of reason or propriety: an impossible situation.
  5. utterly impracticable: an impossible plan.
  6. hopelessly unsuitable, difficult, or objectionable.
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Origin of impossible

First recorded in 1250–1300; Middle English word from Latin word impossibilis. See im-2, possible
Related formsim·pos·si·ble·ness, nounim·pos·si·bly, adverb
Can be confusedimpossible impracticable impractical improbable

Synonyms

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6. unbearable, intolerable, unmanageable.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for impossibly

Contemporary Examples

Historical Examples

  • Lockwood, not impossibly, would have said it was 'to do a bit of walking' he had come.

    Lord Kilgobbin

    Charles Lever

  • Not impossibly the newspapers, though I suspect they did not employ the familiarity you speak of.

    Tony Butler

    Charles James Lever

  • There was a haunting familiarity about the impossibly beautiful features.

    The Ideal

    Stanley Grauman Weinbaum

  • The impossibly corpulent one, Don Mathers vaguely recognized.

    Medal of Honor

    Dallas McCord Reynolds

  • If, as you say, you have lived for centuries impossibly, how have you done it?


British Dictionary definitions for impossibly

impossible

adjective
  1. incapable of being done, undertaken, or experienced
  2. incapable of occurring or happening
  3. absurd or inconceivable; unreasonableit's impossible to think of him as a bishop
  4. informal intolerable; outrageousthose children are impossible
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Derived Formsimpossibleness, nounimpossibly, 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 impossibly

impossible

adj.

late 14c., from Old French impossible, from Latin impossibilis "not possible," from assimilated form of in- "not, opposite of" (see in- (1)) + possibilis (see possible). Related: Impossibly.

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Online Etymology Dictionary, © 2010 Douglas Harper