Noun: mestranol- A synthetic form of oestrogen used in combination with progestin in oral contraceptives
"Mestranol was common in early formulations of birth control pills"
Derived forms: mestranols
Type of: estrogen [N. Amer], oestrogen [Brit, Cdn]
Part of: Enovid, Norinyl, Ovulen
Encyclopedia: Mestranol