vena ovarica vs ovarian vein

vena ovarica and ovarian vein both are nouns.

Word	Noun	Adjective	Verb	Adverb
vena ovarica	Yes	No	No	No
ovarian vein	Yes	No	No	No

As nouns, vena ovarica and ovarian vein are synonyms defined as:

vena ovarica and ovarian vein: one of the veins that drain the ovaries; the right opens into the inferior vena cava; the left opens into the left renal vein

vena ovarica (noun)	ovarian vein (noun)
one of the veins that drain the ovaries; the right opens into the inferior vena cava; the left opens into the left renal vein	one of the veins that drain the ovaries; the right opens into the inferior vena cava; the left opens into the left renal vein