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irreplaceable

[ir-i-pley-suh-buh l]
See more synonyms for irreplaceable on Thesaurus.com
adjective
  1. incapable of being replaced; unique: an irreplaceable vase.
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Origin of irreplaceable

First recorded in 1800–10; ir-2 + replaceable
Related formsir·re·place·a·bly, adverb
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for irreplaceable

Contemporary Examples

Historical Examples

  • In that case you shall have consumed ten pounds of irreplaceable metal.

    Triplanetary

    Edward Elmer Smith

  • Five irreplaceable generals were dead; six more, wounded or captured.

    Ride Proud, Rebel!

    Andre Alice Norton

  • And from this it follows that each man is not only unique, but irreplaceable.

    The Truth of Christianity

    William Harry Turton

  • We need not regard them conceptually as unchangeable or irreplaceable.

    Natural Philosophy

    Wilhelm Ostwald

  • The truth of the matter is that everything that is original is irreplaceable.

    An Autobiography

    Igor Stravinsky


British Dictionary definitions for irreplaceable

irreplaceable

adjective
  1. not able to be replacedan irreplaceable antique
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Derived Formsirreplaceably, 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 irreplaceable

adj.

1807, from assimilated form of in- (1) "not, opposite of" + replaceable. Related: Irreplaceably.

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Online Etymology Dictionary, © 2010 Douglas Harper