noun
destructive addition
Computing term for an operation that overwrites or destroys existing data when adding new data, often in the context of data structures or algorithms.
破壊加算は、元のデータを保持せずに新しい値を加える操作です。
Destructive addition is an operation that adds a new value without preserving the original data.
Compound of 破壊 (destruction) and 加算 (addition), literally 'destructive addition'. The term is a technical coinage in computing.