oligarchy

Từ điển WordNet v3.1 - WordNet Dictionary

noun

a political system governed by a few people
- one of his cardinal convictions was that Britain was not run as a democracy but as an oligarchy
- the big cities were notoriously in the hands of the oligarchy of local businessmen
• Derivationally related forms:
oligarchic, oligarchical
• Hypernyms:
political system, form of government