genus Macadamia vs dicot genus

genus Macadamia and dicot genus both are nouns.

Word	Noun	Adjective	Verb	Adverb
genus Macadamia	Yes	No	No	No
dicot genus	Yes	No	No	No

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

genus Macadamia: trees or shrubs; Madagascar to Australia
dicot genus: genus of flowering plants having two cotyledons (embryonic leaves) in the seed which usually appear at germination

Other hypernyms of genus Macadamia include magnoliopsid genus.

genus Macadamia (noun)	dicot genus (noun)
trees or shrubs; Madagascar to Australia	genus of flowering plants having two cotyledons (embryonic leaves) in the seed which usually appear at germination