orchid family vs Orchidaceae

orchid family and Orchidaceae both are nouns.

Word	Noun	Adjective	Verb	Adverb
orchid family	Yes	No	No	No
Orchidaceae	Yes	No	No	No

As nouns, orchid family and Orchidaceae are synonyms defined as:

orchid family and Orchidaceae: enormous cosmopolitan family of perennial terrestrial or epiphytic plants with fleshy tubers or rootstocks and unusual flowers

Other synonyms of orchid family include family Orchidaceae.

orchid family (noun)	Orchidaceae (noun)
enormous cosmopolitan family of perennial terrestrial or epiphytic plants with fleshy tubers or rootstocks and unusual flowers	enormous cosmopolitan family of perennial terrestrial or epiphytic plants with fleshy tubers or rootstocks and unusual flowers