Hydrocharidaceae vs family Hydrocharitaceae

Hydrocharidaceae and family Hydrocharitaceae both are nouns.

Word	Noun	Adjective	Verb	Adverb
Hydrocharidaceae	Yes	No	No	No
family Hydrocharitaceae	Yes	No	No	No

As nouns, Hydrocharidaceae and family Hydrocharitaceae are synonyms defined as:

Hydrocharidaceae and family Hydrocharitaceae: simple nearly stemless freshwater aquatic plants; widely distributed

Other synonyms of Hydrocharidaceae include family Hydrocharidaceae, frog's-bit family, frogbit family, Hydrocharitaceae.

Hydrocharidaceae (noun)	family Hydrocharitaceae (noun)
simple nearly stemless freshwater aquatic plants; widely distributed	simple nearly stemless freshwater aquatic plants; widely distributed