Type may refer to: In philosophy: A type's a category of being Type-token distinction In mathematics: Type (model theory) Type theory, basis for the study of type systems Type or Arity, the number of operands a function takes Type, any proposition or set in the Intuitionistic type theory In computing: Typing, producing text via a keyboard Data type, collection of values used for computations Type (command), a shell command. Type system, defines a programming language's response to da… (More on Type)