nounpl. -·virs or -·viri·
- in ancient Rome, any of a group of three administrators sharing authority equally
- any of three persons associated in office or authority
Origin of triumvirL, back-formation from trium virum, genitive plural of tres viri, three men from tres, three + vir, a man (for Indo-European base see werewolf)
nounpl. tri·um·virs, or tri·um·vi·ri
- One of three men sharing public administration or civil authority in ancient Rome.
- One of three people sharing public administration or civil authority.
Origin of triumvirMiddle English from Latin back-formation from triumvirī board of three from trium virum of three men trium genitive pl. of trēs three ; see trei- in Indo-European roots. virum archaic genitive pl. of vir man ; see wī-ro- in Indo-European roots.
(plural triumviri or triumvirs)
- One member of a triumvirate
Middle English back-formation from triumvirate.