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nuclear fission

 

Definitions from WordNet

Noun nuclear fission has 1 sense
  1. fission, nuclear fission - a nuclear reaction in which a massive nucleus splits into smaller nuclei with the simultaneous release of energy
    --1 is a kind of nuclear reaction

Definitions from the Web

Nuclear Fission

Noun:

The process in which the nucleus of an atom splits into two or more smaller nuclei, accompanied by the release of a large amount of energy.

Sample sentence 1:

Nuclear fission is the key process behind the tremendous energy released in nuclear power plants.

Sample sentence 2:

The discovery of nuclear fission revolutionized our understanding of atomic structure.

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