Lewis & Short

Ŏnēsĭcrĭtus, i, m., = Ὀνησίκριτος, an historian, a native of Ægina; he was the chief pilot (praefectus classis) of Alexander the Great, Curt. 9, 10, 3; 10, 1, 10; Gell. 9, 4, 3; Plin. 6, 22, 24, § 81.