arteria axillaris vs arteria

arteria axillaris and arteria both are nouns.

Word	Noun	Adjective	Verb	Adverb
arteria axillaris	Yes	No	No	No
arteria	Yes	No	No	No

As nouns, arteria is a hypernym of arteria axillaris; that is, arteria is a word with a broader meaning than arteria axillaris:

arteria axillaris: the part of the main artery of the arm that lies in the armpit and is continuous with the subclavian artery above and the brachial artery below
arteria: a blood vessel that carries blood from the heart to the body

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

arteria axillaris (noun)	arteria (noun)
the part of the main artery of the arm that lies in the armpit and is continuous with the subclavian artery above and the brachial artery below	a blood vessel that carries blood from the heart to the body