Also found in: Thesaurus.
1. Dividing or serving to divide something into parts; marked by division.
2. Grammar Indicating a part as distinct from a whole, as some of the coffee in the sentence She drank some of the coffee.
1. A partitive word, such as many or less.
2. A partitive construction or case.
[Middle English, from Old French partitif, from Medieval Latin partītīvus, from Latin partītus, past participle of partīre, to divide; see partite.]