family Cycadaceae vs Cycadaceae

family Cycadaceae and Cycadaceae both are nouns.

Word	Noun	Adjective	Verb	Adverb
family Cycadaceae	Yes	No	No	No
Cycadaceae	Yes	No	No	No

As nouns, family Cycadaceae and Cycadaceae are synonyms defined as:

family Cycadaceae and Cycadaceae: ancient palmlike plants closely related to ferns in that fertilization is by means of spermatozoids

Other synonyms of family Cycadaceae include cycad family.

family Cycadaceae (noun)	Cycadaceae (noun)
ancient palmlike plants closely related to ferns in that fertilization is by means of spermatozoids	ancient palmlike plants closely related to ferns in that fertilization is by means of spermatozoids