n. 25B6; noun
an inner-city area : DISTRICT, region, zone, sector, quarter; locality, locale, neighbourhood, parish, patch; tract, belt; informal neck of the woods; Brit. informal manor; N. Amer. informal turf.
specific areas of scientific knowledge : FIELD, sphere, discipline, realm, domain, sector, province, territory, line.
the dining area : SECTION, space; place, room.
the area of a circle : EXPANSE, extent, size, scope, compass; dimensions, proportions.