De*fin"i*tive, n. (Gram.) A word used to define or limit the extent of the signification of a common noun, such as the definite article, and some pronouns.
Definitives . . . are commonly called by grammarians articles. . . . They are of two kinds, either those properly and strictly so called, or else pronominal articles, such as this, that, any, other, some, all, no, none, etc. Harris (Hermes).
De*fin"i*tive*ly, adv. In a definitive manner.
De*fin"i*tive*ness, n. The quality of being definitive.