Definition, Meaning & Synonyms

in-and-in

adjective
/ˈɪn.ænd.ˈɪn/
Definition
A term used to describe a way of breeding in which animals of the same lineage or family are bred together.
Examples
  • The thoroughbred horses were bred in-and-in to enhance their racing abilities.
  • In-and-in breeding often raises concerns about genetic health issues in the offspring.
  • Farmers sometimes use in-and-in breeding to solidify certain traits within their livestock.
Meaning
The inbreeding of animals, particularly in breeding programs, to maintain desirable traits.
Synonyms
  • Inbreeding
  • Line breeding
  • Consanguineous breeding