Word Study
oligarch
CIDE DICTIONARY
oligarch, n.
A member of an oligarchy; one of the rulers in an oligarchical government. [1913 Webster]
OXFORD DICTIONARY
oligarch, n. a member of an oligarchy.
Etymology
Gk oligarkhes f. oligoi few + arkho to rule
ROGET THESAURUS
oligarch
Master
N master, padrone, lord, lord paramount, commander, commandant, captain, chief, chieftain, sirdar, sachem, sheik, head, senior, governor, ruler, dictator, leader, boss, cockarouse, sagamore, werowance, lord of the ascendant, cock of the walk, cock of the roost, gray mare, mistress, potentate, liege, liege lord, suzerain, sovereign, monarch, autocrat, despot, tyrant, oligarch, crowned head, emperor, king, anointed king, majesty, imperator, protector, president, stadholder, judge, ceasar, kaiser, czar, tsar, sultan, soldan, grand Turk, caliph, imaum, shah, padishah, sophi, mogul, great mogul, khan, lama, tycoon, mikado, tenno, inca, cazique, voivode, landamman, seyyid, Abuna, cacique, czarowitz, grand seignior, prince, duke, archduke, doge, elector, seignior, marland, margrave, rajah, emir, wali, sheik nizam, nawab, empress, queen, sultana, czarina, princess, infanta, duchess, margravine, czarevna, czarita, maharani, rani, rectrix, regent, viceroy, exarch, palatine, khedive, hospodar, beglerbeg, three-tailed bashaw, pasha, bashaw, bey, beg, dey, scherif, tetrarch, satrap, mandarin, subahdar, nabob, maharajah, burgrave, laird, collector, commissioner, deputy commissioner, woon, the authorities, the powers that be, the government, staff, etat major, aga, official, man in office, person in authority, sircar, sirkar, Sublime Porte, marshal, field marshal, marechal, general, generalissimo, commander in chief, seraskier, hetman, lieutenant general, major general, colonel, lieutenant colonel, major, captain, centurion, skipper, lieutenant, first lieutenant, second lieutenant, sublieutenant, officer, staff officer, aide-de-camp, brigadier, brigade major, adjutant, jemidar, ensign, cornet, cadet, subaltern, noncommissioned officer, warrant officer, sergeant, sergeant major, color sergeant, corporal, corporal major, lance corporal, acting corporal, drum major, captain general, dizdar, knight marshal, naik, pendragon, mayor, mayoralty, prefect, chancellor, archon, provost, magistrate, syndic, alcalde, alcaid, burgomaster, corregidor, seneschal, alderman, councilman, committeeman, councilwoman, warden, constable, portreeve, lord mayor, officer, dewan, fonctionnaire, admiral, admiralty, rear admiral, vice admiral, port admiral, commodore, captain, commander, lieutenant, ensign, skipper, mate, master, officer of the day, OD, navarch, da locum melioribus, der Furst ist der erste Diener seines Staats, the prince is the first servant of his state, lord of thy presence and no land beside.For further exploring for "oligarch" in Webster Dictionary Online