Decemvir \De*cem"vir\ (d[-e]*s[e^]m"v[~e]r), n.; pl. E. {Decemvirs}, L. {Decemviri}. [L., fr. decem ten + vir a man.] 1. One of a body of ten magistrates in ancient Rome.
Note: The title of decemvirs was given to various bodies of Roman magistrates. The most celebrated decemvirs framed ``the laws of the Twelve Tables,'' about 450 B. C., and had absolute authority for three years.