心しん臓ぞう外げ科かMeaningsNoun1. heart surgeryKanji used心heart臓entrails外outside科departmentComposed of心しん臓ぞうheart; guts; nerve; cheek; gall; spine; heart (of something); central partNoun外げ科かsurgery (branch of medicine); department of surgeryNounExamples1彼かれは心しん臓ぞう外げ科かの第だい一いち人にん者しゃだ。He is the foremost authority on heart surgery.