核かく崩ほう壊かいMeaningsNoun1. nuclear decay; nuclear disintegration2. karyorrhexis (destructive fragmentation of a dying cell's nucleus)Kanji used核nucleus崩crumble壊breakComposed of核かくstone (of a fruit); pit; pip; core (of an organization, team, etc.); nucleus; heart; nuclear weapons; nucleus (of an atom); nucleus (of a cell); condensation nucleus; …Noun崩ほう壊かいcollapse; crumbling; breaking down; caving in; (radioactive) decay; disintegrationNoun