outcrossing

/aʊtˈkrɔsɪŋ/
noun
  1. The breeding of animals or plants that are not closely related, especially to introduce new genetic traits.
    • Outcrossing is often used by farmers to improve the health of their livestock.
    • The gardener practiced outcrossing between two varieties of tomato to create a more disease-resistant plant.
    • Many dog breeders recommend outcrossing to reduce the risk of inherited health problems.
Antonyms