Demonstrative pronoun (Gram.), a pronoun distinctly designating that to which it refers.
De*mon"stra*tive, n. (Gram.) A demonstrative pronoun; as, "this" and "that" are demonstratives.
De*mon"stra*tive*ly (?), adv. In a manner fitted to demonstrate; clearly; convincingly; forcibly.
De*mon"stra*tive*ness, n. The state or quality of being demonstrative.
Dem"on*stra`tor (?; 277), n. [L.: cf. F. démonstrateur.] 1. One who demonstrates; one who proves anything with certainty, or establishes it by indubitable evidence.