copulas

/K AA1 P Y AH0 L AH0 Z/
noun
  1. 1

    (grammar) A word, usually a verb, used to link the subject of a sentence with a predicate (usually a subject complement or an adverbial), that unites or associates the subject with the predicate.

  2. 2

    A function that represents the association between two or more variables, independent of the individual marginal distributions of the variables.

  3. 3

    A device that connects two or more keyboards of an organ.

  4. 4

    The act of copulation; mating.

Source: https://en.wiktionary.org/wiki/copula, https://en.wiktionary.org/wiki/copulas