Arion (ərĭˈən) [key], Greek poet, inventor of the dithyramb. He is said to have lived at Periander's court in Corinth in the late 7th cent. B.C. A legend repeated by Herodotus tells how, having been thrown overboard by pirates, Arion was saved by a dolphin charmed by his music.
See A. W. Pickard-Cambridge, Dithyramb, Tragedy, and Comedy (1927, rev. 2d ed. 1966).
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