Pronunciation: (in"tur-brēd'), [key]
—v., -bred, -breed•ing.
1. to crossbreed (a plant or animal).
2. to cause to breed together.
1. to crossbreed.
2. to breed or mate with a closely related individual, as in a small, closed population.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.