—n.out'krôs", -kros"), [key]
1. to cross (animals or plants) by breeding individuals of different strains but, usually, of the same breed.
2. to produce (a hybrid) by this method.
1. a hybrid animal or plant so produced.
2. an act of outcrossing.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.