A.upper or higher city; hence, citadel, castle, “ἐς ἀκρόπολιν” Od.8.494 (in Il. only divisim, ἄκρη πόλις, v. ἄκρος 1.1), cf. Pi.O.7.49, A.Th.240, Hdt.1.84, etc.; as seat of tyranny, Ph.1.401,417.
2. esp. the Acropolis of Athens, IG1.58, al., And.1.76 (cf. Hdt. 1.60, 8.51); which served as treasury, Th.2.13; hence ἀνενεχθῆναι εἰς ἀκρόπολιν, γεγράφθαι ἐν ἀκροπόλει to be entered as a state-debtor, D.58.19,48; freq. without Art., as And.l.c., D.ll. cc.; at Erythrae, IG1.11.