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Definition of oligarch

oligarch

/ˈɒl.ɪ.ɡɑːrk/
ol · i · garch
Adverb:oligarchically
•
Plural:oligarchs
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Adjective:oligarchic
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oligarch Lexical Profile

oligarch Game Scores & Validity

• noun

1

An extremely wealthy business leader who wields significant political influence, especially in countries of the former Soviet Union following privatization.

Example

"The billionaire oligarch acquired several major media networks and energy conglomerates during the 1990s."

2

A ruler in an oligarchy; a member of a small group of people who hold supreme political power in a state.

Example

"Ancient Athens was briefly governed by a council of thirty oligarchs before democracy was restored."

Synonyms
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Antonyms
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• Nearby Words

olfactory
olifants
olifants river
oligarch
oligarchy
oligopolist
olingo

Word Origin & Etymology

Borrowed in the late 15th century from Ancient Greek oligárkhēs ('one of a ruling few'), formed from olígos ('few, little') and árkhō ('to rule or command').

Cite this Entry

Wordmom. (2026). Definition of Oligarch. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/oligarch
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