(Ἐργάνη) or E'RGATIS, that is, the worker, a surname of Athena, who was believed to preside over and instruct man in all kinds of arts. (Paus. 5.14.5, 1.24.3; Plut. de Fort. p. 99a.; Hesych. s. v.)
[L.S]A Dictionary of Greek and Roman biography and mythology
Smith, William
A Dictionary of Greek and Roman biography and mythology. William Smith, LLD, ed. 1890