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Aton, in ancient Egyptian religion, a sun god, depicted as the solar disk emitting rays terminating in human hands, whose worship briefly was the state religion. The pharaoh Akhenaton (reigned 1353–36 bce) returned to supremacy of the sun god, with the startling innovation that the Aton was to be the only god (see Re). To remove himself from the preeminent cult of Amon-Re at Thebes, Akhenaton built the city Akhetaton (now Tell el-Amarna) as the...