ocular muscle vs eye muscle

ocular muscle and eye muscle both are nouns.

Word	Noun	Adjective	Verb	Adverb
ocular muscle	Yes	No	No	No
eye muscle	Yes	No	No	No

As nouns, ocular muscle and eye muscle are synonyms defined as:

ocular muscle and eye muscle: one of the small muscles of the eye that serve to rotate the eyeball

ocular muscle (noun)	eye muscle (noun)
one of the small muscles of the eye that serve to rotate the eyeball	one of the small muscles of the eye that serve to rotate the eyeball