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

Despite reassurances from the breeder, the little girl refused to leave without the kitten. —Lucy Notarantonio, MSNBC Newsweek, 24 Oct. 2025

Goals of breeders over those years and continuing on to today include flower count, longer bloom season, cold hardiness, new colors, and flower size. —Neil Sperry, Fort Worth Star-Telegram, 24 Oct. 2025

Fourteen Grade 1 races worth a total of more than $34 million will be contested, drawing top-level horses and their owners, trainers, breeders and jockeys who have hopes of clinching year-end division titles. —Kelley Carlson, San Diego Union-Tribune, 17 Oct. 2025

Types Of October Magic® Camellia Ivory™ Camellia is part of the October Magic™ series produced by plant breeder Bobby Green in Mobile, Alabama. —Kim Toscano, Southern Living, 1 Oct. 2025

Word History

First Known Use

1531, 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