Sentence:  He enters the ruins of a temple, sacred to <WSD>Eleutherian</WSD> Jove, where himself and his train are suddenly alarmed by the voice of one, who complains of the severe fate of Eretria. 
Meaning of the word marked with <WSD> tags:  Pertaining to Eleutheria, the personification of freedom, or Zeus Eleutheria, the protector of freedom.