|
Definition of Nuclear fission
1. Noun. A nuclear reaction in which a massive nucleus splits into smaller nuclei with the simultaneous release of energy.
Definition of Nuclear fission
1. Noun. (physics) a nuclear reaction in which a large nucleus splits into smaller ones with the simultaneous release of energy ¹
¹ Source: wiktionary.com
Medical Definition of Nuclear fission
1. Nuclear reaction in which the nucleus of a heavy atom such as uranium or plutonium is split into two approximately equal parts by a neutron, charged particle, or photon. (12 Dec 1998)