demesne
noun 1
a part or portion having no fixed boundaries <the vast and frozen demesne of the northern tundra> Related Words corner,
section;
locale,
locality,
location,
locus,
place,
point,
position,
site,
space,
spot 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> Synonyms area,
arena,
bailiwick,
barony,
business,
circle,
demesne,
department,
discipline,
domain,
element,
fief,
fiefdom,
firmament,
front,
game,
kingdom,
line,
precinct,
province,
realm,
specialty,
sphere,
terrain,
walk Related Words frontier;
study,
subject;
territory,
turf;
occupation,
profession,
pursuit,
racket,
vocation;
ambit,
amplitude,
breadth,
compass,
confine,
dimension(s),
extent,
ken,
reach,
scope,
sweep,
width;
subfield,
subspecialty 3
the area around and belonging to a building <the mansion's huge demesne covers more than 100 acres> Related Words acres,
estate,
land,
lot,
parcel,
plot,
property,
real estate,
realty;
campus;
backyard,
churchyard,
dooryard,
schoolyard;
close,
enclosure (
also inclosure),
garden,
garth,
plaza 
Seen & Heard 
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