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estradiol

es·tra·di·ol

estradiol

pronunciation:
es treI di l
part of speech: noun
definition 1: an estrogen hormone found in the ovaries that causes the tissues and blood vessels of the mucous membranes lining the uterus to proliferate and thicken.
definition 2: a drug made from this hormone, used in treating estrogen deficiency and conditions related to menopause and cancer.