dy·​ar·​chy ˈdī-ˌär-kē How to pronounce dyarchy (audio)
variants or less commonly diarchy
plural dyarchies
: a government in which power is vested in two rulers or authorities

Word History

First Known Use

1640, in the meaning defined above

Time Traveler
The first known use of dyarchy was in 1640

Dictionary Entries Near dyarchy

Cite this Entry

“Dyarchy.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/dyarchy. Accessed 4 Dec. 2023.

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