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

Customers filed lawsuits alleging Bacelar was buying dogs on the cheap from breeders, then misrepresenting them as rescues and charging high adoption fees, The Times reported. — Alene Tchekmedyian, Los Angeles Times, 28 Oct. 2026

The audience can watch the puppies grow day by day and track their milestones alongside Yle's science journalists and the breeder. — ABC News, 22 Oct. 2026

The report also pointed to policy and regulatory gaps in seed guidelines, with weak connections between breeders and farmers. — Jennifer Bringle, Footwear News, 16 Oct. 2026

American breeders began registering Holstein pedigrees and maintaining herdbooks in the 1800s. — Encyclopedia Britannica, 7 Oct. 2026

Word History

First Known Use

1529, in the meaning defined above

Rhymes for breeder

• bleeder
• feeder
• leader
• lieder
• meader
• pleader
• reader
• reeder
• seeder
• weeder
• cheerleader
• proofreader

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