(Ἐφιάλτης), one of the giants, who in the war against the gods was deprived of his left eye by Apollo, and of the right by Heracles. (Apollod. 1.6.2.) Respecting another personage of this name see ALOEIDAE.
[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