hepatic duct vs duct

hepatic duct and duct both are nouns.

Word	Noun	Adjective	Verb	Adverb
hepatic duct	Yes	No	No	No
duct	Yes	No	No	No

As nouns, duct is a hypernym of hepatic duct; that is, duct is a word with a broader meaning than hepatic duct:

hepatic duct: the duct that drains bile from the liver
duct: a bodily passage or tube lined with epithelial cells and conveying a secretion or other substance

Other hypernyms of hepatic duct include canal, channel, epithelial duct.

hepatic duct (noun)	duct (noun)
the duct that drains bile from the liver	an enclosed conduit for a fluid
	a bodily passage or tube lined with epithelial cells and conveying a secretion or other substance
	a continuous tube formed by a row of elongated cells lacking intervening end walls