oestrone

British

/ ˈɛstrəʊn, ˈiːstrəʊn /

noun

a weak oestrogenic hormone secreted by the mammalian ovary and having the same medical uses as oestradiol. Formula: C 18 H 22 O 2

"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

Etymology

Origin of oestrone

C20: from _oestr ( _us ) + _-one

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023