A frontier is a political and geographical term referring to areas near or beyond a boundary. Australia. The term "frontier" was frequently used in colonial Australia in the meaning of country that borders the unknown or uncivilised, the boundary, border country, the borders of civilisation, or as the land that forms the furthest extent of what was frequently termed "the inside" or "settled" districts. The "outside" was another term frequently used in colonial Australia, this term seemingly covered not only the frontier but the districts beyond.
https://en.wikipedia.org/wiki/Frontier
A frontier is a political and geographical term referring to areas near or beyond a boundary. Australia. The term "frontier" was frequently used in colonial Australia in the meaning of country that borders the unknown or uncivilised, the boundary, border country, the borders of civilisation, or as the land that forms the furthest extent of what was frequently termed "the inside" or "settled" districts. The "outside" was another term frequently used in colonial Australia, this term seemingly covered not only the frontier but the districts beyond.
