Having fixed limits; bounded with precision; determinate: as, definite dimensions; definite measure.Expressly or precisely prescribed, fixed, or established.Having clear limits in signification; determinate; certain precise: as, a definite word, term, or expression.Fixed; determinate; exact.In grammar, defining; limiting: applied to the article the and its correspondents in other languages.In botany: Of a constant number, not exceeding twenty: as, stamens definite.Limited in development: as, a definite inflorescence. See centrifugal inflorescence, under centrifugal.n. A thing defined.