nervus ischiadicus vs sciatic nerve

nervus ischiadicus and sciatic nerve both are nouns.

Word	Noun	Adjective	Verb	Adverb
nervus ischiadicus	Yes	No	No	No
sciatic nerve	Yes	No	No	No

As nouns, nervus ischiadicus and sciatic nerve are synonyms defined as:

nervus ischiadicus and sciatic nerve: arises from the sacral plexus and passes about halfway down the thigh where it divides into the common peroneal and tibial nerves

nervus ischiadicus (noun)	sciatic nerve (noun)
arises from the sacral plexus and passes about halfway down the thigh where it divides into the common peroneal and tibial nerves	arises from the sacral plexus and passes about halfway down the thigh where it divides into the common peroneal and tibial nerves