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inbreeding in·breed·ing (ĭn'brē'dĭng)
The continued breeding of closely related individuals so as to preserve desirable traits in a stock.
The breeding or mating of related individuals within an isolated or closed group of organisms or people. Inbreeding can result in inbreeding depression. However, in agriculture and animal husbandry, the continued breeding of closely related individuals can help to preserve desirable traits in a stock.