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estriol

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

noun

  1. Biochemistry. an estrogenic hormone, C 18 H 21 (OH) 3 , occurring in urine during pregnancy.
  2. Pharmacology. a commercial form of this compound, obtained from human placentas or the urine of pregnant women, used in conditions involving estrogen deficiency.


estriol

/ ˈiːstrɪ-; ˈɛstrɪˌɒl /

noun

  1. 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


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Word History and Origins

Origin of estriol1

First recorded in 1930–35; es(trin) + tri- + -ol 1
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Example Sentences

Voskuhl has been testing estriol in clinical trials as a potential treatment against multiple sclerosis, and she says so far results have been promising.

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estrinestrogen