[ doo-ahr-kee, dyoo- ]
/ ˈdu ɑr ki, ˈdyu- /

noun, plural du·ar·chies.

a government or form of government in which power is vested equally in two rulers.

Origin of duarchy

1580–90; < Latin du(o) two + -archy
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Examples from the Web for duarchy

  • In 1868, after revolution and restoration, the old order changed, and duarchy and feudalism passed away.

    The Religions of Japan|William Elliot Griffis