subclavian artery vs artery

subclavian artery and artery both are nouns.

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

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

subclavian artery: either of two arteries that supply blood to the neck and arms
artery: a blood vessel that carries blood from the heart to the body

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

subclavian artery (noun)	artery (noun)
either of two arteries that supply blood to the neck and arms	a major thoroughfare that bears important traffic
	a blood vessel that carries blood from the heart to the body