oestrone

US estrone

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

Nearby words

  1. oestradiol,
  2. oestrid,
  3. oestrin,
  4. oestriol,
  5. oestrogen,
  6. oestrous,
  7. oestrous cycle,
  8. oestrus,
  9. oeuvre,
  10. of

Word Origin for oestrone

C20: from oestr (us) + -one

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