fast breeder 
(also fast breeder reactor)
noun
A breeder reactor in which the neutrons causing fission are not slowed by any moderator.The plutonium was now to be separated out so that it could be recycled into a new type of reactor known as the fast breeder....
- There has been significant progress in the field of atomic energy, including a movement towards achieving a fast breeder reactor.
- And the government poured billions of dollars into the development of exotic technologies such as fast breeder reactors, which theoretically can produce more plutonium than they consume.
- bioluminescence
- bioluminescent
- biolysis
- biolytic
- biomacromolecule
- biomagnetic
- biomagnetism
- biomagnification
- biomagnify
- biomanipulation
- biomarker
- biomass
- biomaterial
- biomathematician
- biomathematics
- biomatter
- biome
- biomechanic
- biomechanical
- biomechanically
- biomechanics
- biomechanism
- biomechanist
- biomechatronics
- biomedical