|Origin:||oligarchia, from oligos 'few' + -archia ( -ARCHY)|
ol‧i‧gar‧chy plural oligarchies
1 [countable usually singular]PG
a small group of people who run a country or organization, or a country that is run by a small group of people
when a country or organization is run by a small group of people:
Eventually oligarchy took over from democracy.