Lewis & Short

1. Ăcrăgās, antis, m., Ἀκράγας (acc. Gr. Acraganta, Ov. F. 4, 475), a mountain on the S. W. coast of Sicily, and a city upon it; the city was also called Agrigentum, now Girgenti, Verg. A. 3, 703; Mel. 2, 7, 16; cf. Plin. 3, 8, 14, § 89 (v. Agrigentum); the birthplace of the philosopher Empedocles, who was hence called Acragantinus, Lucr. 1, 716.