), a surname of Athena, under which she was worshipped in Megaria. (Paus. 1.5.3
; Lycophr. Cass.
The word αἴθυια
signifies a diver, and figuratively a ship, so that the name must have reference to the goddess teaching the art of ship-building or navigation. (Tzetz. ad Lycophr. l.c.