disassortative mating

English Thesaurus

1. mating of individuals having traits more dissimilar than likely in random mating (noun.act)

hypernym	:	conjugation, coupling, mating, pairing, sexual union, union,
definition	:	the act of pairing a male and female for reproductive purposes (noun.act)

antonym	:	assortative mating,
definition	:	mating of individuals having more traits in common than likely in random mating (noun.act)

antonym	:	assortative mating,
definition	:	mating of individuals having more traits in common than likely in random mating (noun.act)