1. (noun) a potent estrogen used in medicine and in feed for livestock and poultry

• diethylstilbestrol
• diethylstilboestrol
• stilbestrol
• stilboestrol

2. (noun) 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

• diethylstilbesterol
• stilbesterol

1. (noun) a potent estrogen used in medicine and in feed for livestock and poultry

• estrogen
• oestrogen

2. (noun) 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

• nonsteroid
• nonsteroidal