排はい泄せつ器き官かんはいせつきかんMeanings1nounexcretory organRefers to organs involved in excretion, such as kidneys, bladder, and skin. Used in biological and medical contexts.腎じん臓ぞうは代だい表ひょう的てきな排はい泄せつ器き官かんです。The kidneys are typical excretory organs.