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.
Any of several female sex hormones or synthetic compounds that cause estrus.
Webster's New World
Other Word Forms of Estrogen
Origin of Estrogen
From estrus + -gen (“a producer of”)
From American Heritage Dictionary of the English Language, 5th Edition
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