breeder

noun

breed·​er ˈbrē-dər 

: one that breeds: such as

a

: an animal or plant kept for propagation

b

: one engaged in the breeding of a specified organism

c

: a nuclear reactor designed to produce more fissionable material than it uses as fuel

called also breeder reactor

Examples of breeder in a Sentence

Recent Examples on the Web

If plant breeders had to wait for a plant to clone itself the natural way, the supply of rare houseplants would be extremely limited. —Dr. Matthew Lisy, Hartford Courant, 1 Feb. 2025

But Meilland is just one of the rose breeders the company works with. —Jessica Jordan, CNN, 23 Jan. 2025

The backyard breeder no longer had use for Gloria and sent her to a high-kill shelter. —Andy Biggs, Newsweek, 24 Dec. 2024

Some breeders have been accused of mistreating the dogs or doping them. —Rachel Raposas, People.com, 11 Dec. 2024

Word History

First Known Use

1531, in the meaning defined above

Medical Definition

breeder

noun

breed·​er

: one that breeds: as

a

: an animal or plant kept for propagation

b

: one engaged in the breeding of a specified organism