Entry 2 senses · 2 variants Webster, 1913 Partitive · Par·ti·tive · IPA /ˈpɑː.tə.tɪv/ a. n. 01 a. Denoting a part; as, a partitive genitive. 1. Denoting a part; as, a partitive genitive.(Gram.) 02 n. A word or phrase expressing partition, or denoting a part; as, the phrase “of the team” in “half of the team”. 1. A word or phrase expressing partition, or denoting a part; as, the phrase “of the team” in “half of the team”.(Gram.)