Definition of breeder reactor in English:

breeder reactor

Syllabification: breed·er re·ac·tor


  • A nuclear reactor that creates fissile material (typically plutonium-239 by irradiation of uranium-238) at a faster rate than it uses another fissile material (typically uranium-235) as fuel.
    More example sentences
    • A breeder reactor would convert uranium 238 to plutonium that we could burn.
    • No breeder reactor, a technology necessary for nuclear fission, has ever been successful in the marketplace.
    • For example, a breeder reactor is one in which new reactor fuel is manufactured.

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Word of the day coloratura
Pronunciation: ˌkɒlərəˈtjʊərə
elaborate ornamentation of a vocal melody