stilboestrol vs DES

stilboestrol and DES both are nouns.

Word	Noun	Adjective	Verb	Adverb
stilboestrol	Yes	No	No	No
DES	Yes	No	No	No

As nouns, stilboestrol and DES are synonyms defined as:

stilboestrol and DES: a potent estrogen used in medicine and in feed for livestock and poultry

Other synonyms of stilboestrol include diethylstilbestrol, diethylstilboestrol, stilbestrol.

stilboestrol (noun)	DES (noun)
a potent estrogen used in medicine and in feed for livestock and poultry	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
	a potent estrogen used in medicine and in feed for livestock and poultry