vena scrotalis vs scrotal vein

vena scrotalis and scrotal vein both are nouns.

Word	Noun	Adjective	Verb	Adverb
vena scrotalis	Yes	No	No	No
scrotal vein	Yes	No	No	No

As nouns, vena scrotalis and scrotal vein are synonyms defined as:

vena scrotalis and scrotal vein: veins passing from the scrotum to the pudendal veins

vena scrotalis (noun)	scrotal vein (noun)
veins passing from the scrotum to the pudendal veins	veins passing from the scrotum to the pudendal veins