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Added 9 October 2026

oligarch

/ˈɒlɪˌɡɑːk/ noun

In Latin: oligarcha Wiktionary

noun Definition from Wiktionary (CC BY-SA). Pronunciation from Wiktionary, via Kaikki.org. More about oligarch at Wordnik → Where our words come from →

A member of an oligarchy; someone who is part of a small group that runs a country.
A very wealthy business owner who wields political power.
A protoplanet formed during oligarchic accretion.

Origin

From French oligarque, olygarche, from Late Latin oligarcha, from Ancient Greek ὀλιγάρχης (oligárkhēs). By surface analysis, olig- (“few”) + -arch (“ruler, leader”).

From Wiktionary, via Kaikki.org (CC BY-SA)

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