γερουσί-α · gerousi-a — LSJ
Council of Elders, senate, E. Rh. 401: esp. at Sparta, D. 20.107, Arist. Pol. 1270b24, IG 5(2).345.10 (Orchom. Arc., ii/i B. C.); cf. γερωΐα and γεροντία; also of the Carthaginian Senate, Arist. Pol. 1272b37; and the Roman, Plu. An seni 2.789e, Jul. Or. 2.97b; of the Jewish Sanhedrin, Act. Ap. 5.21, cf. LXX Ex. 3.16.
sacred college, ἱερὰ γ. IG 3.702 (Eleusis), cf. 7.2808 (Hyettus, iii B. C.), etc.
= πρεσβεία, E. Rh. 936.