Pronunciation: (def'u-nit),[key] —adj. 1. clearly defined or determined; not vague or general; fixed; precise; exact: a definite quantity; definite directions. 2. having fixed limits; bounded with precision: a definite area. 3. positive; certain; sure: It is definite that he will take the job. 4. defining; limiting.
5. Bot.(of an inflorescence) determinate.