zone of interior(n = noun.location) - the part of the theater of war not included in the theater of operations;
is a kind of region
is a part of theater of war, theatre of war
abyssal zone, antarctic zone, arctic zone, bathyal zone, benthonic zone, canal zone, climatic zone, combat zone, comfort zone, danger zone, demilitarized zone, department of the interior, drop zone, dropping zone, enterprise zone, erogenous zone, free zone, frigid zone, geographical zone, interior, interior angle, interior decoration, interior decorator, interior department, interior design, interior designer, interior door, interior live oak, interior monologue, interior secretary, kill zone, killing zone, language zone, littoral zone, loading zone, neritic zone, no-parking zone, north frigid zone, north temperate zone, panama canal zone, parking zone, polar zone, safety zone, secretary of the interior, south frigid zone, south temperate zone, strike zone, temperate zone, tidal zone, time zone, torrid zone, transit zone, transition zone, tropical zone, twilight zone, war zone, zone, zone fire