vena portae vs hepatic portal vein

vena portae and hepatic portal vein both are nouns.

Word	Noun	Adjective	Verb	Adverb
vena portae	Yes	No	No	No
hepatic portal vein	Yes	No	No	No

As nouns, vena portae and hepatic portal vein are synonyms defined as:

vena portae and hepatic portal vein: a short vein that carries blood into the liver

Other synonyms of vena portae include portal, portal vein.

vena portae (noun)	hepatic portal vein (noun)
a short vein that carries blood into the liver	a short vein that carries blood into the liver