noun, noun which may take the genitive case particle 'no'
outside the area; outside the zone; out of bounds
Refers to being outside a defined area, region, or scope. Often used in formal, technical, or news contexts.
その施設は域外からの訪問者を受け入れていない。
The facility does not accept visitors from outside the area.
Players from outside the region can also participate in the tournament.