noun
disintegration; self-destruction
A yojijukugo used in technical, philosophical, or literary contexts to describe something breaking down or destroying itself from within. Not an everyday word.
その組織は内部の対立によって自壊作用を起こした。
The organization underwent disintegration due to internal conflict.
この物質は特定の条件下で自壊作用を示す。
This substance exhibits self-disintegration under certain conditions.