Estrogen Definition

estrəjən, estrəjen
estrogens
noun
estrogens
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.
American Heritage
Any of several female sex hormones or synthetic compounds that cause estrus.
Webster's New World
Synonyms:

Other Word Forms of Estrogen

Noun

Singular:
estrogen
Plural:
estrogens

Origin of Estrogen

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

    From Wiktionary

  • estr(us) –gen

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

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estrogen