promethestrol

noun
pro·​meth·​es·​trol | \ -meth-ˈes-ˌtrȯl How to pronounce promethestrol (audio) \
variants: or British promethoestrol \ -​ˈēs-​ How to pronounce promethoestrol (audio) \

Medical Definition of promethestrol

: a synthetic estrogen C20H26O2