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Synonyms

irreplaceable

American  
[ir-i-pley-suh-buhl] / ˌɪr ɪˈpleɪ sə bəl /

adjective

  1. incapable of being replaced; unique.

    an irreplaceable vase.


irreplaceable British  
/ ˌɪrɪˈpleɪsəbəl /

adjective

  1. not able to be replaced

    an irreplaceable antique

"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

Other Word Forms

  • irreplaceably adverb

Etymology

Origin of irreplaceable

First recorded in 1800–10; ir- 2 + replaceable

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

"Research has shown that chalk stream salmon are genetically unique and irreplaceable. They play a vital role in the ecosystem, supporting insects, birds, mammals, and other river life," the trust said.

From BBC

Not by banning it or worshiping it, but by designing it to strengthen the irreplaceable human skills that business demands.

From The Wall Street Journal

Our weapons have become overly complex, seeking to meet every requirement within a single munition, which leads to weapons that are effectively unproducible and irreplaceable.

From The Wall Street Journal

The loss of Puig, who might be the most irreplaceable player in MLS, will certainly sting.

From Los Angeles Times

Danny started to consider what a strange place a park would be to find an irreplaceable book, but his eyes kept finding different things to be distracted by.

From Literature