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BNC: 0 COCA: 7885

estrogen

1 ENTRIES FOUND:
estrogen (US) noun
or British oestrogen /ˈɛstrəʤən/ Brit /ˈiːstrəʤən/
estrogen (US)
noun
or British oestrogen /ˈɛstrəʤən/ Brit /ˈiːstrəʤən/
Learner's definition of ESTROGEN
[noncount] medical
: a substance (called a hormone) that occurs naturally in women雌(性)激素
◊ Estrogen plays an important role in the development of the female characteristics of a woman's body.雌激素对女子身体的女性特征发育起重要作用。

— estrogenic

(US) or British oestrogenic /ˌɛstrəˈʤɛnɪk/ Brit /ˌiːstrəˈʤɛnɪk/ adjective, technical
BNC: 0 COCA: 7885

estrogen

noun

es·​tro·​gen ˈe-strə-jən How to pronounce estrogen (audio)
: any of various natural steroids (such as estradiol) that are formed from androgen precursors, that are secreted chiefly by the ovaries, placenta, adipose tissue, and testes, and that stimulate the development of female secondary sex characteristics and promote the growth and maintenance of the female reproductive system
also : any of various synthetic or semisynthetic steroids (such as ethinyl estradiol) that mimic the physiological effect of natural estrogens

Example Sentences

Recent Examples on the Web About 1% of women taking estrogen alone will develop endometrial cancer. Dr. Keith Roach, oregonlive, 4 Apr. 2022 Fluctuations of estrogen and progesterone also play a role here. Krissy Brady, SELF, 7 Dec. 2021 But the language of the bill includes puberty blockers, i.e., hormones that shut down the production of estrogen or testosterone. Washington Post, 9 Apr. 2021 Age can also play a role: As estrogen levels decrease between childbearing age and menopause, our hair may thin out. Mona Gohara, Good Housekeeping, 11 Aug. 2022 Specifically, rising estrogen levels in the first two weeks of your cycle can temporarily cause your breasts to get bigger, while increasing amounts of progesterone during the second half may make your milk ducts puff up. Rozalynn S. Frazier, SELF, 29 July 2022 Your estrogen levels naturally begin to decline during menopause, which can cause your vaginal tissue to become thinner, drier, and more easily irritated. Corinne Sullivan, Woman's Day, 15 July 2022 Estradiol, the bioidentical major human estrogen, does predispose a person to clotting, but even so, what happened to you still doesn’t sound like a clot. Dr. Keith Roach, oregonlive, 12 Aug. 2022 When women are younger, estrogen protects the heart, but after menopause, the risk for heart disease significantly increases, points out OB-GYN Tara Scott, MD, medical director of Revitalize at Forum Health in Akron, OH. Marisa Cohen, Good Housekeeping, 26 July 2022 See More

Word History

Etymology

estrus + -o- + -gen

Note: The word estrogen was originally a U.S. brand name for an extract of glandular tissue used in the treatment of ovarian dysfunction. Its producer, Parke, Davis and Company, relinquished rights to the name in 1936.

First Known Use

1927, in the meaning defined above

Time Traveler
The first known use of estrogen was in 1927
BNC: 0 COCA: 7885

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