splenic artery vs artery

splenic artery and artery both are nouns.

Word	Noun	Adjective	Verb	Adverb
splenic artery	Yes	No	No	No
artery	Yes	No	No	No

As nouns, artery is a hypernym of splenic artery; that is, artery is a word with a broader meaning than splenic artery:

splenic artery: an artery that originates from the celiac trunk and supplies blood to the spleen
artery: a blood vessel that carries blood from the heart to the body

Other hypernyms of splenic artery include arteria, arterial blood vessel.

splenic artery (noun)	artery (noun)
an artery that originates from the celiac trunk and supplies blood to the spleen	a major thoroughfare that bears important traffic
	a blood vessel that carries blood from the heart to the body