: 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 alsobreeder reactor
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Mitzi was one of 26 dogs and puppies who were rescued from a backyard breeder.—Alyce Collins, MSNBC Newsweek, 31 Oct. 2025 Also called the Norway rat, these rodents are highly adaptive and excellent breeders.—Sarah Durn, Popular Science, 30 Oct. 2025 The concierge can connect guests with breeders — or invite them to adoption events hosted on-site.—Beth Landman, HollywoodReporter, 30 Oct. 2025 In Oregon, Lane Selman’s Culinary Breeding Network bridges the gap between plant breeders, farmers, chefs, and eaters, creating a collaborative space where flavor—not just yield—drives crop development.—Katie Parla, Saveur, 30 Oct. 2025 See All Example Sentences for breeder
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