duct vs laticifer

duct and laticifer both are nouns.

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

As nouns, laticifer is a hyponym of duct; that is, laticifer is a word with a more specific, narrower meaning than duct:

duct: a continuous tube formed by a row of elongated cells lacking intervening end walls
laticifer: a plant duct containing latex

duct (noun)	laticifer (noun)
an enclosed conduit for a fluid	a plant duct containing latex
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