Entry Word: demesne

Function: noun

Meaning: 1 a part or portion having no fixed boundaries <the vast and frozen demesne of the northern tundra> — see region 1
2 a region of activity, knowledge, or influence <the view that the issue is not in the demesne of the courts and is something that should be decided by the state legislature> — see field 2
3 the area around and belonging to a building <the mansionʼs huge demesne covers more than 100 acres> — see ground 1