seat

1 a place from which authority is exercised all applications had to be submitted at the county seat for proper processing Synonyms command, headquarters Related Words high command; center, home; capital

2 the part of the body upon which someone sits fell down on his well-padded seat Synonyms backside, behind, booty (also bootie) [slang], bottom, breech, bum, buns, butt, caboose, can, cheeks, derriere (or derrière), duff, fanny, fundament, hams, haunches, heinie [slang], hunkers, keister (also keester) [slang], nates, posterior, rear, rear end, rump, buttocks, tail, tail end, tush [slang]Related Words beam, stern; moon [slang]

3 a thing or place that is of greatest importance to an activity or interest a capital that is the seat of culture for the whole nation Synonyms axis, base, capital, central, core, cynosure, epicenter, eye, focus, ground zero, heart, hub, locus, mecca, navel, nerve center, nexus, nucleus, omphalos, centerRelated Words headquarters; happy hunting ground, hive, hotbed, hot spot, playground, playland; kernel, nub, pith; deep, thick; essence, quintessence, soul; attraction, lodestone (also loadstone), magnet, polestar