下行大動脈 かこうだいどうみゃく Meanings Noun descending aorta Kanji 下 down. Read as カ. 行 go. Read as コウ. 大 big. Read as ダイ. 動 move. Read as ドウ. 脈 vein. Read as ミャク. Word lists Anatomy Jinuma: Japanese Dictionary · Word lists