Definition of fast reactor in English:

fast reactor

noun

  • A nuclear reactor in which fission is caused mainly by fast neutrons.

    • ‘The waste consists of 44 tonnes of ‘breeder’ fuel that was wrapped around the core of the Dounreay fast reactor, a prototype which was shut down in 1977.’
    • ‘In fact it is proposed to turn it into more fuel which could power fast reactors for 1000 years.’
    • ‘But after the reactor was abandoned, it was shipped to Dounreay in the early 1990s to burn in the British prototype fast reactor.’
    • ‘For such a leap, the country needs ‘accelerated systems’ or fast reactors which utilise thorium.’
    • ‘An experimental fast reactor, built at Dounreay in the north of Scotland, began operation in 1959, and paved the way for the first fast-breeder reactor power station.’