breeder
//ˈbriːdər//
Noun
breederSingular
breedersPlural
1
A person who raises animals or plants for the purpose of producing offspring, especially to improve or maintain desirable qualities.
The dog breeder carefully selects parents to produce healthy puppies.
2
An animal kept for the purpose of breeding.
The farm keeps several breeders to maintain the quality of their livestock.
3
A nuclear reactor that produces more fissile material than it consumes.
The breeder reactor generates more nuclear fuel than it uses.