核かく分ぶん裂れつ反はん応のう

noun

nuclear fission reaction

Technical term used in physics and nuclear engineering. Refers specifically to a reaction in which an atomic nucleus splits into smaller parts, releasing energy.

• 原げん子し力りょく発はつ電でん所しょでは核かく分ぶん裂れつ反はん応のうを利り用ようして電でん気きを作つくっている。

  Nuclear power plants generate electricity using nuclear fission reactions.