ebony family vs dicot family

ebony family and dicot family both are nouns.

Word	Noun	Adjective	Verb	Adverb
ebony family	Yes	No	No	No
dicot family	Yes	No	No	No

As nouns, dicot family is a hypernym of ebony family; that is, dicot family is a word with a broader meaning than ebony family:

ebony family: fruit and timber trees of tropical and warm regions including ebony and persimmon
dicot family: family of flowering plants having two cotyledons (embryonic leaves) in the seed which usually appear at germination

Other hypernyms of ebony family include magnoliopsid family.

ebony family (noun)	dicot family (noun)
fruit and timber trees of tropical and warm regions including ebony and persimmon	family of flowering plants having two cotyledons (embryonic leaves) in the seed which usually appear at germination