estrogen

noun
es·​tro·​gen | \ ˈe-strə-jən How to pronounce estrogen (audio) \

Definition of estrogen

: 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

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Examples of estrogen in a Sentence

Recent Examples on the Web

Rising hormones in pregnancy, such as estrogen and progesterone, may also contribute by impacting dopamine production, though the scientific jury is still out. Kristin Auble, SELF, "9 Facts to Know About Restless Legs Syndrome," 16 Mar. 2019 But that in turn also helps keep your estrogen levels in balance, creating a healthy mucosal lining that can help ward off infections. Suzannah Weiss, Glamour, "The Best—and Worst—Foods for Vaginal Health," 22 Mar. 2019 That the female hormone estrogen is at work is suggested by several of the large study’s findings. Melissa Healy, The Seattle Times, "Pregnancy and childbirth may protect some women from developing dementia," 23 July 2018 There's some evidence that women's fluctuating estrogen levels can fuel anxiety. Andrea Petersen, Redbook, "Why Are Women More Anxious Than Men?," 15 May 2017 On average, toward the end of our 30s our bodies start producing less of the hormones estrogen and progestin, according to the Mayo Clinic. Colleen Stinchcombe, Woman's Day, "How Long Does Menopause Last?," 6 Sep. 2018 And both estrogen and progestin in hormonal treatments can prevent the growth of endometriosis lesions in some people. Colleen Stinchcombe, SELF, "How Does Endometriosis Impact Fertility?," 8 Feb. 2019 Drinking The occasional glass of wine won't affect your period, but excessive, heavy alcohol use can increase the levels of estrogen-disrupting hormones enough so to cause late and irregular periods. Caroline Picard, Good Housekeeping, "8 Reasons for a Late Period Besides Pregnancy, According to an OB/GYN," 30 Nov. 2018 However, many patients are prescribed anti-estrogen drugs during or after cancer treatment (possibly for up to a decade), which would need to be discontinued before breastfeeding or becoming pregnant, Dr. Litton says. Claire Gillespie, SELF, "This Mom Posted an Emotional Breastfeeding Photo After Her Mastectomy: ‘Never Be Ashamed of a Scar’," 7 Sep. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'estrogen.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of estrogen

1927, in the meaning defined above

History and Etymology for estrogen

New Latin estrus + International Scientific Vocabulary -o- + -gen

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Statistics for estrogen

Last Updated

13 May 2019

Look-up Popularity

Time Traveler for estrogen

The first known use of estrogen was in 1927

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More Definitions for estrogen

estrogen

noun

English Language Learners Definition of estrogen

medical : a substance (called a hormone) that occurs naturally in women

estrogen

noun
es·​tro·​gen | \ ˈes-trə-jən How to pronounce estrogen (audio) \
variants: or chiefly British oestrogen \ ˈē-​strə-​jən How to pronounce oestrogen (audio) \

Medical Definition of estrogen

: any of various natural steroids (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 (as ethinyl estradiol) that mimic the physiological effect of natural estrogens

Other Words from estrogen

estrogen-like or estrogenlike \ -​ˌlīk How to pronounce estrogenlike (audio) \ adjective
an estrogen-like compound estrogen-like effects

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More from Merriam-Webster on estrogen

Spanish Central: Translation of estrogen

Nglish: Translation of estrogen for Spanish Speakers

Britannica English: Translation of estrogen for Arabic Speakers

Britannica.com: Encyclopedia article about estrogen

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