crossbreeding vs hybridisation

crossbreeding and hybridisation both are nouns.

Word	Noun	Adjective	Verb	Adverb
crossbreeding	Yes	No	No	No
hybridisation	Yes	No	No	No

As nouns, crossbreeding and hybridisation are synonyms defined as:

crossbreeding and hybridisation: (genetics) the act of mixing different species or varieties of animals or plants and thus to produce hybrids

Other synonyms of crossbreeding include cross, crossing, hybridization, hybridizing, interbreeding.

crossbreeding (noun)	hybridisation (noun)
(genetics) the act of mixing different species or varieties of animals or plants and thus to produce hybrids	(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)