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key +‎ -ness



  1. (anthropology) The degree to which something is key, or important.
    • 1973, Sherry B. Ortner, “On Key Symbols”[1], American Anthropology, volume 75: 
      The keyness of a summarizing symbol derives from the relative fundamentality (or ultimacy) of the meanings which it formulates, relative to other meanings of the system.
  2. (computational linguistics) The statistical significance of a keyword's frequency in a given corpus, relative to a reference corpus.
    • 2005, Paul Baker, Public Discourse of Gay Men[2], ISBN 0415349737, page 160:
      This was one of the weakest keywords that was found, with a keyness of 24.9.

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