Oestrone
/ˈiː.stɹəʊn/ noun
noun ·Rare ·Advanced level
Definitions
Noun
- 1 Alternative spelling of estrone. UK, alt-of, alternative, countable, uncountable
- 2 a naturally occurring weak estrogenic hormone secreted by the mammalian ovary; synthesized (trade name Estronol) and used to treat estrogen deficiency wordnet