 fission |
||
| 1. | [ noun ] (physics,nuclear physics) a nuclear reaction in which a massive nucleus splits into smaller nuclei with the simultaneous release of energy | |
| Synonyms: | nuclear_fission | |
| Related terms: | nuclear_reaction | |
| 2. | [ noun ] (biology,genetics) reproduction of some unicellular organisms by division of the cell into two more or less equal parts | |
| Related terms: | asexual_reproduction schizogony | |
