ANTIPAROS (anc. Oliaros), a Greek island in the modern eparchy of Naxos, separated by a narrow strait from the west coast of Paros; 7m. long by 3 broad. Pop. (1928) 612, mostly in Kastro, on the north coast, employed in agriculture and fishing. Formerly piracy was common. The only remarkable feature in the island is a stalactite cavern on the south coast, reached by a dangerous descent with the aid of rope-ladders ; the grotto is about I soft. by i oo, and soft. high.
See J. P. de Tournefort, Relation d'un voyage au Levant (1717) ; Engl. ed., 1718, vol. i. p. 146.