'nuclear fission' definitions:

Definition of 'nuclear fission'

From: WordNet
noun
A nuclear reaction in which a massive nucleus splits into smaller nuclei with the simultaneous release of energy [syn: fission, nuclear fission]

Definition of 'nuclear fission'

From: GCIDE
  • nuclear fission \nuclear fission\ n. A nuclear reaction in which a heavy atomic nucleus splits into smaller nuclei with the simultaneous release of energy.
  • Syn: fission. [WordNet 1.5]

Synonyms of 'nuclear fission'

From: Moby Thesaurus