Definitions for john rock
This page provides all possible meanings and translations of the word john rock
Rock, John Rock(noun)
United States gynecologist and devout Catholic who conducted the first clinical trials of the oral contraceptive pill (1890-1984)
John Rock was an American obstetrician and gynecologist. He is best known for the major role he played in the development of the first hormonal contraceptive, colloquially called "the pill".
Images & Illustrations of john rock
Find a translation for the john rock definition in other languages:
Select another language: