systema alimentarium vs systema digestorium

systema alimentarium and systema digestorium both are nouns.

Word	Noun	Adjective	Verb	Adverb
systema alimentarium	Yes	No	No	No
systema digestorium	Yes	No	No	No

As nouns, systema alimentarium and systema digestorium are synonyms defined as:

systema alimentarium and systema digestorium: the system that makes food absorbable into the body

Other synonyms of systema alimentarium include digestive system, gastrointestinal system.

systema alimentarium (noun)	systema digestorium (noun)
the system that makes food absorbable into the body	the system that makes food absorbable into the body