nuclear fission
noun
Definition of nuclear fission
physics
: a process in which the nucleus of a heavy atom is split apart
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fissionplay
: a splitting or breaking up into parts
: reproduction by spontaneous division of the body into two or more parts each of which grows into a complete organism
: the splitting of an atomic nucleus resulting in the release of large amounts of energy
: to undergo fission
: to cause to undergo fission
See the full definition of fission
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