oculomotor nerve vs oculomotor

oculomotor nerve and oculomotor both are nouns.

Word	Noun	Adjective	Verb	Adverb
oculomotor nerve	Yes	No	No	No
oculomotor	Yes	No	No	No

As nouns, oculomotor nerve and oculomotor are synonyms defined as:

Other synonyms of oculomotor nerve include nervus oculomotorius, third cranial nerve.

oculomotor nerve (noun)	oculomotor (noun)
supplies extrinsic muscles of the eye	supplies extrinsic muscles of the eye