Word

oligarch

noun C1

UK /ˈɒlɪˌɡɑːk/

US /ˈɑləɡɑɹk/

Meanings

noun

a very wealthy and influential person who is part of a small group that controls power in a country

noun

a powerful business figure who uses wealth and connections to influence major decisions in politics or society

Definition

An oligarch is a very wealthy and powerful person who belongs to a small group that controls a country or an organization.

An oligarch is someone with great wealth and influence who is part of a small elite that holds real power. The word is often used in political contexts to describe people whose money and connections shape decisions behind the scenes. It can refer to individuals linked to governments, major industries, or powerful networks.

Examples

The journalist traced how the oligarch used a web of loyal executives to keep control of the company.
I was surprised by how openly the oligarch appeared at public events despite the controversy.
She argued that the oligarch’s influence over the media made genuine competition almost impossible.
They described the oligarch as a kingmaker who could shift alliances with a single phone call.

Common mistake

Learners sometimes use oligarch as a general synonym for "rich person," but it specifically implies political or systemic power, not just wealth.