柯林斯詞典corpus luteum /?lu?t??m/ 1. N a yellow glandular mass of tissue that forms in a Graafian follicle following release of an ovum. It secretes progesterone, a hormone necessary to maintain pregnancy 黃體 返回 corpus luteum劍橋詞典a mass of yellow tissue that produces progesterone (= a hormone necessary for pregnancy ) after a woman's egg is released 黃體,卵巢黃體 返回 corpus luteum