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Irreversible vs Unprecedented - What's the difference?

irreversible | unprecedented |

As adjectives the difference between irreversible and unprecedented

is that irreversible is incapable of being reversed or turned about or back; incapable of being made to run backward while unprecedented is never before seen or done, without precedent.

irreversible

English

Adjective

(en adjective)
  • Incapable of being reversed or turned about or back; incapable of being made to run backward.
  • Incapable of being reversed, recalled, repealed, or annulled.
  • *{{quote-magazine, date=2014-04-21, volume=411, issue=8884, magazine=(The Economist)
    • , title= Subtle effects , passage=Manganism has been known about since the 19th century, when miners exposed to ores containing manganese
  • (label) Incapable of being reversed to the original state without consumption of free energy and increase of entropy.

    • unprecedented

    English

    Adjective

    (-)
  • Never before seen or done, without precedent.
  • * {{quote-news
    • , year=2011 , date=December 19 , author=Kerry Brown , title=Kim Jong-il obituary , work=The Guardian citation , page= , passage=With the descent of the cold war, relations between the two countries (for this is, to all intents and purposes, what they became after the end of the war) were almost completely broken off, with whole families split for the ensuing decades, some for ever. This event and its after-effects, along with the war against the Japanese in the 1940s, was to cast a long shadow over the years ahead, and led to the creation of the wholly unprecedented worship of Kim Il-sung, and his elevation to almost God-like status. It was also to create the system in which his son was to occupy almost as impossibly elevated a position.}}