oleaster family vs dicot family

oleaster family and dicot family both are nouns.

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

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

oleaster family: shrubs or small trees often armed
dicot family: family of flowering plants having two cotyledons (embryonic leaves) in the seed which usually appear at germination

Other hypernyms of oleaster family include magnoliopsid family.

oleaster family (noun)	dicot family (noun)
shrubs or small trees often armed	family of flowering plants having two cotyledons (embryonic leaves) in the seed which usually appear at germination