The ancestor of the Persian kings, who founded the family of the Achaemenidae, which was
the noblest family of the Pasargadae, the noblest of the Persian tribes. The Roman poets use
the adjective Achaemenius in the sense of Persian.
Son of Darius I., was governor of Egypt, and commanded the Egyptian fleet in the expedition
of Xerxes against Greece, B.C. 480. He was defeated and killed in battle by Inarus the
Libyan, 460 (Herod.vii. 97