estriol

[ es-tree-awl, -ol, -trahy- ]

/ ˈɛs triˌɔl, -ˌɒl, -traɪ- /

noun

Biochemistry. an estrogenic hormone, C18H21(OH)3, occurring in urine during pregnancy.

Pharmacology. a commercial form of this compound, obtained from human placentas or the urine of pregnant women, used in conditions involving estrogen deficiency.

Nearby words

estrela mountain dog, estrela, serra da, estremadura, estrildid, estrin, estriol, estrogen, estrogen replacement therapy, estrogenic, estrone, estrous

Origin of estriol

First recorded in 1930–35; es(trin) + tri- + -ol¹

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for estriol

estriol

/ (ˈɛstrɪˌɒl, ˈiːstrɪ-) /

noun

the usual US spelling of oestriol

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medicine definitions for estriol

estriol

[ ĕs′trī-ôl′, -ōl′, ĕ-strī′- ]

n.

A metabolite of estradiol and usually the predominant estrogenic metabolite found in the urine of pregnant women.theelol