The act of closing something or making it inaccessible; closure of a place or facility.
台風のため、国道が一時閉鎖された。
Due to the typhoon, the national highway was temporarily closed.
病院は安全上の理由で建物を閉鎖した。
The hospital closed the building for safety reasons.
A shutdown or lockout — when a business, operation, or system is stopped or sealed off (e.g., a factory shutdown or a lockout).
会社は業績不振のため工場の閉鎖を発表した。
The company announced the closure of the factory due to poor performance.
システムの閉鎖により、全社員がログインできなくなった。
Because of the system shutdown, all employees were unable to log in.