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triumvir definition

tri·um·vir (trī um′vir)

noun pl. triumvirs -·virs or triumviri -·viri′ (-vi rī′)

  1. in ancient Rome, any of a group of three administrators sharing authority equally
  2. any of three persons associated in office or authority

Etymology: L, back-form. < trium virum, gen. pl. of tres viri, three men < tres, three + vir, a man (for IE base see werewolf)

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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