expression, na-adjective
fail-safe; foolproof; totally safe
Describes a system, method, or situation that is designed to be completely safe and free from risk of failure or harm. Often used in technical, engineering, or everyday contexts to emphasize absolute reliability.
このシステムは絶対安全に設計されている。
This system is designed to be fail-safe.
絶対安全な方法でデータを保存してください。
Please save the data in a foolproof way.
Compound of 絶対 (ぜったい, 'absolute') and 安全 (あんぜん, 'safety'). The combination straightforwardly yields the meaning 'absolute safety'.