Synedrion

Synedrion or Synhedrion (Greek: συνέδριον, "sitting together," hence "assembly" or "council"; Hebrew: סנהדרין‎, sanhedrin) is a Greek word for an assembly that holds formal sessions. The Latinized form is synedrium.

Depending on the widely varied constitutions, it applied to diverse representative and/or judiciary organs of Greek and hellenistic city-states and treaty organisations.