Medical Dictionary
estriol
noun es·tri·ol \ˈes-ˌtrī-ˌȯl, e-ˈstrī-, -ˌōl\
Medical Definition of ESTRIOL
: a relatively weak natural estrogenic hormone that is a glycol C18H24O3 found in the body chiefly as a metabolite of estradiol, is the main estrogen secreted by the placenta during pregnancy, and is the estrogen typically found in the urine of pregnant women
Variants of ESTRIOL
es·tri·ol or chiefly British oes·tri·ol \ˈē-ˌstrī-ˌȯl, ē-ˈstrī-, -ˌōl\
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