hypermedia system vs hypermedia

hypermedia system and hypermedia both are nouns.

Word	Noun	Adjective	Verb	Adverb
hypermedia system	Yes	No	No	No
hypermedia	Yes	No	No	No

As nouns, hypermedia system and hypermedia are synonyms defined as:

hypermedia system and hypermedia: a multimedia system in which related items of information are connected and can be presented together

Other synonyms of hypermedia system include interactive multimedia, interactive multimedia system.

hypermedia system (noun)	hypermedia (noun)
a multimedia system in which related items of information are connected and can be presented together	a multimedia system in which related items of information are connected and can be presented together