Estrogen meaning

ĕstrə-jən
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Any of several steroid hormones, such as estradiol and estrone, that are produced primarily by the ovaries, stimulate the development and maintenance of female secondary sex characteristics, exert systemic effects such as the growth and maturation of long bones, and promote estrus in many female mammals. Estrogens synthesized from plant sources or obtained from horses are used as drugs, primarily to treat estrogen deficiency.
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Any of several steroid hormones produced primarily by the ovaries that stimulate the development and maintenance of female secondary sex characteristics, exert systemic effects such as the growth and maturation of long bones, promote estrus in many female mammals, and are used as a drug primarily to treat estrogen deficiency.
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Any of several synthetic compounds that mimic the physiologic activity of estrogen, used primarily in oral contraceptives.
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Any of several female sex hormones or synthetic compounds that cause estrus.
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Any of several synthetic compounds that mimic the physiologic activity of estrogen, such as ethinyl estradiol, used primarily in oral contraceptives.
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Any of a group of steroid hormones that primarily regulate the growth, development, and function of the female reproductive system. The main sources of estrogen in the body are the ovaries and the placenta. Estrogen-like compounds are also formed by certain plants.
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(biochemistry, steroids) Any of a group of steroids that are secreted by the ovaries and function as female sex hormones.
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Origin of estrogen

  • estr(us) –gen

    From American Heritage Dictionary of the English Language, 5th Edition

  • From estrus +‎ -gen (“a producer of”)

    From Wiktionary