- the introduction of genes from one species into the gene pool of another species, occurring when matings between the two produce fertile hybrids.
Origin of introgression
Also called in·tro·gres·sive hybridiza·tion [in-truh-gres-iv] /ˌɪn trəˈgrɛs ɪv/.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- the introduction of genes from the gene pool of one species into that of another during hybridization