systema nervosum centrale vs central nervous system

systema nervosum centrale and central nervous system both are nouns.

Word	Noun	Adjective	Verb	Adverb
systema nervosum centrale	Yes	No	No	No
central nervous system	Yes	No	No	No

As nouns, systema nervosum centrale and central nervous system are synonyms defined as:

systema nervosum centrale and central nervous system: the portion of the vertebrate nervous system consisting of the brain and spinal cord

Other synonyms of systema nervosum centrale include CNS.

systema nervosum centrale (noun)	central nervous system (noun)
the portion of the vertebrate nervous system consisting of the brain and spinal cord	the portion of the vertebrate nervous system consisting of the brain and spinal cord