431–?355 bc, Greek general and historian; a disciple of Socrates. He accompanied Cyrus the Younger against Artaxerxes II and, after Cyrus' death at Cunaxa (401), he led his army of 10 000 Greek soldiers to the Black Sea, an expedition described in his Anabasis. His other works include Hellenica, a history of Greece, and the Memorabilia, Apology, and Symposium, which contain recollections of Socrates