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duumvir

[ doo-uhm-ver, dyoo- ]
/ duˈʌm vər, dyu- /
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noun, plural du·um·virs, du·um·vi·ri [doo-uhm-vuh-rahy]. /duˈʌm vəˌraɪ/. Roman History.

one of two officers or magistrates jointly exercising the same public function.

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Origin of duumvir

1590–1600; <Latin, back formation from duumvirōrum, genitive plural of duovirī two men, equivalent to duo-duo- + virī, plural of vir man, cognate with Old English wer (see werewolf)
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

British Dictionary definitions for duumvir

duumvir
/ (djuːˈʌmvə) /

noun plural -virs or -viri (-vɪˌriː)

Roman history one of two coequal magistrates or officers
either of two men who exercise a joint authority
C16: from Latin, from duo two + vir man
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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