Found 2 items, similar to nuclear fission.
English → English (WordNet) Definition: nuclear fission nuclear fission n : a nuclear reaction in which a massive nucleus splits into smaller nuclei with the simultaneous release of energy [syn: fission]
English → English (gcide) Definition: nuclear fission 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]