D defs.my
Entry 1 sense Webster, 1913

Oligarchy

/äl'-əg-ärˌ-kē/ · Ol·i·gar·chy · IPA /ˈɑːlɪˌɡɑɹki/
01 n. A form of government in which the supreme power is placed in the hands of a few persons; also, those who form the ruling few.
pl. Oligarchies ((#))
  1. 1.
    A form of government in which the supreme power is placed in the hands of a few persons; also, those who form the ruling few.
    “All oligarchies, wherein a few men domineer, do what they list.” — Burton.