膵内分泌 すいないぶんぴつ Meanings Prenominal pancreatic endocrine Kanji 膵 pancreas; (kokuji). Read as スイ. 内 inside. Read as ナイ. 分 part. Read as ブン. 泌 secrete. Read as ヒツ. Word lists Physiology Jinuma: Japanese Dictionary · Word lists