Black's Law Dictionary (2nd edition)dictionaries

Centumviri

In Roman law. The name of an important court consisting of a body of one hundred and five judges, it was made up by choosing three representatives from each of the thirty-five Roman tribes. The judges sat as one body for the trial of certain important or difficult questions, (call-ed,■ “causae centumvirales") but ordinarily they were separated into four distinct tribunals

Source: Black's Law Dictionary 2nd Ed (1910)