quinestrol
/kwɪˈniːstrɒl/ /kwɪˈnɛstrɒl/Pharmacology
noun
A synthetic oestrogen related to ethinyloestradiol, used in some oral contraceptives.
- Chemical name: 17α-ethinyloestradiol 3-cyclopentyl ether..
Origin
1960s; earliest use found in Fertility & Sterility. From quin- (probably in classical Latin quīnque five: see quinque-) + estr- + -ol.