n a naturally occurring weak estrogenic hormone secreted by the mammalian ovary; synthesized (trade name Estronol) and used to treat estrogen deficiency
He informed De Kruif that organic chemists had isolated and synthesized the essential product of the male sex glands (the female hormones, estradiol and estrone, had been .
The fluid containing estrone rises to the top.
Some lucky women, regardless of weight, simply churn out more estrone once estrogen from the ovaries shuts off.