Noun

• S: (n) diethylstilbestrol, diethylstilboestrol, stilbestrol, stilboestrol, DES (a potent estrogen used in medicine and in feed for livestock and poultry)
• S: (n) diethylstilbesterol, DES, stilbesterol (synthetic nonsteroid with the properties of estrogen; formerly used to treat menstrual problems but was found to be associated with vaginal cancers in the daughters of women so treated during pregnancy)