Definition of quinestrol in English:

quinestrol

noun

Pharmacology
  • A synthetic oestrogen related to ethinyloestradiol, used in some oral contraceptives.

Origin

1960s; earliest use found in Fertility & Sterility. From quin- (probably in classical Latin quīnque five: see quinque-) + estr- + -ol.

Pronunciation

quinestrol

/kwɪˈniːstrɒl//kwɪˈnɛstrɒl/