名詞 partitive:

1. word (such a `some' or `less') that is used to indicate a part as distinct from a whole

形容詞 partitive:

1. (Romance languages) relating to or denoting a part of a whole or a quantity that is less than the whole
2. indicating or characterized by or serving to create partition or division into parts
3. serving to separate or divide into parts
   同義詞：separative

par.ti.tive

adj.（形容詞）
Dividing or serving to divide something into parts; marked by division.
區(qū)分的，分割的：把某物分成部分的或易于分割的；具有分割特征的
Grammar Indicating a part as distinct from a whole, assome of the coffee in the sentence She drank some of the coffee.
【語法】 部分格的：表示一部分，區(qū)分于整體的，如她喝了一些咖啡 一句中的 一些咖啡
n.Grammar （名詞）【語法】
A partitive word, such asmany or less.
部分格的詞，如許多 或 較少
A partitive construction or case.
部分結構或部分格

來源：
Middle English
中古英語
from Old French partitif
源自 古法語 partitif
from Medieval Latin partotovus
源自 中世紀拉丁語 partotovus
from Latin partotus [past participle of] partore [to divide] * see partite
源自 拉丁語 partotus [] partore的過去分詞 [分開] *參見 partite

【引伸】
par.titively
adv.（副詞）