internal auditory artery vs labyrinthine artery

internal auditory artery and labyrinthine artery both are nouns.

Word	Noun	Adjective	Verb	Adverb
internal auditory artery	Yes	No	No	No
labyrinthine artery	Yes	No	No	No

As nouns, internal auditory artery and labyrinthine artery are synonyms defined as:

internal auditory artery and labyrinthine artery: an artery that is a branch of the basilar artery that supplies the labyrinth

Other synonyms of internal auditory artery include artery of the labyrinth.

internal auditory artery (noun)	labyrinthine artery (noun)
an artery that is a branch of the basilar artery that supplies the labyrinth	an artery that is a branch of the basilar artery that supplies the labyrinth