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From Latin incrēdibilis ‎(that cannot be believed), from in- ‎(not) + crēdibilis ‎(worthy of belief), from crēdō ‎(believe).


  • enPR: ĭnkrĕ'dəbəl, IPA(key): /ɪnˈkrɛdəbəl/


incredible ‎(comparative more incredible, superlative most incredible)

  1. Too implausible to be credible; beyond belief; unbelievable. [from 15th c.]
    • 1980 September 16, Senator John Glenn, quoted in William A. Schwartz et al., The Nuclear Seduction: Why the Arms Race Doesn’t Matter—And What Does, University of California Press (1990, 1993), ISBN 0-520-06134-9, page 29:
      I get lost in what is credible and not credible. This whole thing gets so incredible when you consider wiping out whole nations, it is difficult to establish credibility.
    • 2009, Diarmaid MacCulloch, A History of Christianity, Penguin 2010, page 796:
      He therefore found revealed religion incredible in a literal sense, and, as Bayle had done before him, he radically separated morality from the practice of organized religion.
  2. Amazing; astonishing; awe-inspiring.
    He was so wrapped up in watching the incredible special effects that he couldn't keep track of the story.
  3. Marvellous; profoundly affecting; wonderful.
    I had such an incredible slice of pizza last night that I simply can't think about anything else.


Related terms[edit]