dihybrid cross vs interbreeding

dihybrid cross and interbreeding both are nouns.

Word	Noun	Adjective	Verb	Adverb
dihybrid cross	Yes	No	No	No
interbreeding	Yes	No	No	No

As nouns, interbreeding is a hypernym of dihybrid cross; that is, interbreeding is a word with a broader meaning than dihybrid cross:

dihybrid cross: hybridization using two traits with two alleles each
interbreeding: (genetics) the act of mixing different species or varieties of animals or plants and thus to produce hybrids

Other hypernyms of dihybrid cross include cross, crossbreeding, crossing, hybridisation, hybridization, hybridizing.

dihybrid cross (noun)	interbreeding (noun)
hybridization using two traits with two alleles each	(genetics) the act of mixing different species or varieties of animals or plants and thus to produce hybrids
	reproduction by parents of different races (especially by white and non-white persons)