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View synonyms for

irreversible

[ ir-i-vur-suh-buhl ]

adjective

  1. not reversible; incapable of being changed:

    His refusal is irreversible.



irreversible

/ ˌɪɪˈɜːəə /

adjective

  1. not able to be reversed

    the irreversible flow of time

  2. not able to be revoked or repealed; irrevocable
  3. chem physics capable of changing or producing a change in one direction only

    an irreversible reaction

  4. thermodynamics (of a change, process, etc) occurring through a number of intermediate states that are not all in thermodynamic equilibrium
“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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Derived Forms

  • ˌˌˈٲ, noun
  • ˌˈ, adverb
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Other Word Forms

  • r·i·i·ٲ r·i··Ա noun
  • r·i· adverb
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Word History and Origins

Origin of irreversible1

First recorded in 1620–30; ir- 2 + reversible
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Example Sentences

Examples have not been reviewed.

On Monday morning, the Vatican announced the 88-year-old pope had died of a stroke and “irreversible cardiocirculatory collapse,” according to the Vatican News, an official publication of the Vatican.

From

The Vatican said on Monday evening he had died of a stroke and irreversible heart failure.

From

She condemned the killings as "irreversible and inconsistent with basic human dignity", adding that she had "asked personally for leniency".

From

And looking beyond its present woes, the industry faces tectonic shifts in demographics that suggest a potentially irreversible industry failure to market its products and build a new generation of customers.

From

Sir Keir has said Ukraine's path to Nato membership was "irreversible".

From

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ˈ𱹱Գirrevocable