designating the generation of organisms from which hybrid offspring are produced

An inbred strain of animals that is used in the initial cross of a multi-generational breeding protocol; the meiotic products and offspring that retain the same set of designated alleles as one of the parental strains.

Becoming to, or characteristic of, parents; tender; affectionate; devoted; as, parental care.

relating to or characteristic of or befitting a parent; "parental guidance"

See non-recombinant.

Of or pertaining to a parent or to parents; as, parental authority; parental obligations; parental affection.