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noun [countable/uncountable] calibre pronunciation in British English /ˈkælɪbə(r)/ 
Word Forms
  1. 1
    the level of someone's ability, intelligence etc, or the standard or quality of something, especially when it is high

    The department has the calibre of staff to make the project work.

    a film with a high-calibre cast

  2. 2
    the width of a gun barrel (=the tube through which the bullet travels)
    Synonyms and related words for this sense of calibre
    1. a.
      the width of a bullet
      Synonyms and related words for this sense of calibre


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