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Noun: functor  fúnk-tu(r)
  1. A word that is uninflected and serves a grammatical function but has little identifiable meaning
    - function word, closed-class word
     
  2. (mathematics, logic, computing) a function or operator
     
  3. (category theory) a structure-preserving mapping between categories

Derived forms: functors

Type of: word

Encyclopedia: Functor

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