ol·i·gar·chy 
(ŏlĭ-gär′kē, ōlĭ-)
(ŏlĭ-gär′kē, ōlĭ-)n. pl. ol·i·gar·chies
1.
a. Government by a few, especially by a small faction of persons or families.
b. Those making up such a government.
2. A state governed by a few persons.
ol′i·garchic, ol′i·garchi·cal adj.