vena vorticosum vs vortex vein

vena vorticosum and vortex vein both are nouns.

Word	Noun	Adjective	Verb	Adverb
vena vorticosum	Yes	No	No	No
vortex vein	Yes	No	No	No

As nouns, vena vorticosum and vortex vein are synonyms defined as:

vena vorticosum and vortex vein: a vein formed by branches from the back surface of the eye and the ciliary body; empties into the ophthalmic veins

Other synonyms of vena vorticosum include vorticose vein.

vena vorticosum (noun)	vortex vein (noun)
a vein formed by branches from the back surface of the eye and the ciliary body; empties into the ophthalmic veins	a vein formed by branches from the back surface of the eye and the ciliary body; empties into the ophthalmic veins