if one breed of plant or animal crossbreeds with another, or if you crossbreed them, they breed, producing a new type of plant or animal. an animal or plant that is a mixture of breeds hybrid
an organism that is the offspring of genetically dissimilar parents or stock; especially offspring produced by breeding plants or animals of different varieties or breeds or species; "a mule is a cross between a horse and a donkey"
breed animals or plants using parents of different races and varieties; "cross a horse and a donkey"; "Mendel tried crossbreeding"; "these species do not interbreed"
a hybrid (especially an animal produced by a cross between two pure breeds) bred of parents of different races or strains bred from a mixture of breeds or strains