diethylstilbestrolOur editors are putting together more complete content — check back in about 20 minutesdiethylstilbestroldiethylstilbestrol — noun名詞1. a synthetic nonsteroidal estrogen used to treat certain cancers and historically1.名詞釋義a synthetic nonsteroidal estrogen used to treat certain cancers and historically to prevent miscarriage例句Diethylstilbestrol was once prescribed to prevent miscarriage.