copula

  1. Noun.  (grammar) A word used to link the subject of a sentence with a predicate (usually a subject complement or an adverbial); it serves to unite (or associate) the subject with the predicate. (e.g. be).
  2. Noun.  (statistics) A function that represents the association between two or more variables, independent of the individual marginal distributions of the variables..
  3. Noun.  (music) A device that connects two or more keyboards of an organ.

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This entry was last updated on RefTopia from its source on 3/20/2012.