vena vertebralis vs vena

vena vertebralis and vena both are nouns.

Word	Noun	Adjective	Verb	Adverb
vena vertebralis	Yes	No	No	No
vena	Yes	No	No	No

As nouns, vena is a hypernym of vena vertebralis; that is, vena is a word with a broader meaning than vena vertebralis:

vena vertebralis: a vein that goes through the foramina of the cervical vertebrae and forms a plexus around the vertebral artery; empties into the brachiocephalic vein
vena: a blood vessel that carries blood from the capillaries toward the heart

Other hypernyms of vena vertebralis include vein, venous blood vessel.

vena vertebralis (noun)	vena (noun)
a vein that goes through the foramina of the cervical vertebrae and forms a plexus around the vertebral artery; empties into the brachiocephalic vein	a blood vessel that carries blood from the capillaries toward the heart