γερουσία (gerousía|gher-oo-see'-ah|noun|council of elders)
[Grk] γερουσία LN: 11.83 GK: G1172 Hebrew: זָקֵן‎
Derivation: from γέρων;
Strong's: the eldership, i.e. (collectively) the Jewish Sanhedrin
KJV: --senate.
See: γέρων