Acropolis: From the Greek akropolis, "the upper city." Once a general name for the citadel of any ancient Greek city, but especially appropriated to that of Athens, famous for the placing on its summit in the Fifth Century, B.C., of the highest achievements of Greek art, the Parthenon and the Erechtheum, with the sculptures which adorned them without and within, and the Propylaea, or monumental gate, inside of the walls at the west end. At first Acropolis was the only name of the city, which was so called from Acrops

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