部分積分 ぶぶんせきぶん Meanings Noun integration by parts; partial integration Kanji 部 part. Read as ブ. 分 part. Read as ブン. 積 pile up. Read as セキ. Words containing 部分積分 部分積分法 (ぶぶんせきぶんほう) integration by parts Word lists Mathematics Jinuma: Japanese Dictionary · Word lists