（Εὐθύδημος). A sophist of Chios, who, with his brother
Dionysodorus, migrated to Thurii in Italy. He gives its name to one of the dialogues of Plato,
in which the philosophical pretensions of Euthydemus and his brother are ridiculed.
Harry Thurston Peck. Harpers Dictionary of Classical Antiquities. New York. Harper and Brothers. 1898.
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