1.  mercy seat(n = noun.artifact) - the throne of God;
is a kind of throne

2.  mercy seat(n = noun.artifact) - the golden covering of the ark of the covenant;
is a kind of covering

N  tribunal, court, board, bench, judicatory, court of justice, court of law, court of arbitration, administrative court, inquisition, guild, justice seat, judgment seat, mercy seat, woolsack, bar of justice, dock, forum, hustings, bureau, drumhead, jury box, witness box, senate house, town hall, theater, House of Commons, House of Lords, statehouse, townhouse, assize, eyre, wardmote, burghmote, barmote, superior courts of Westminster, court of record, court oyer and terminer, court assize, court of appeal, court of error, High court of Judicature, High court of Appeal, Judicial Committee of the Privy Council, Star Chamber, Court of Chancery, Court of King's or Queen's Bench, Court of Exchequer, Court of Common Pleas, Court of Probate, Court of Arches, Court of Admiralty, Lords Justices' court, Rolls court, Vice Chancellor's court, Stannary court, Divorce court, Family court, Palatine court, county court, district court, police court, sessions, quarter sessions, petty sessions, court-leet, court-baron, court of pie poudre, court of common council, board of green cloth, court martial, drumhead court martial, durbar, divan, Areopagus, Irota, judicial, appellate, die Weltgeschichte ist das Weltgericht.

back seat, balloon seat, bell seat, bicycle seat, box seat, bucket seat, car seat, country seat, county seat, death seat, ejection seat, ejector seat, grand mercy, hot seat, jump seat, love seat, mercy, mercy killing, plane seat, potty seat, ringside seat, rumble seat, seat, seat belt, seat cushion, sliding seat, tiered seat, toilet seat, window seat