an Alexandrian philosopher, lived in the time of the emperor Hadrian, and was the father of the philosopher Diodorus. (Suidas, s. v.Πωλίων.) [DIODORUS. literary, No. 2.]
William Smith. A Dictionary of Greek and Roman biography and mythology. London. John Murray: printed by Spottiswoode and Co., New-Street Square and Parliament Street. In the article on Soranus, we find: "at this present time (1848)" and this date seems to reflect the dates of works cited. 1873 - probably the printing date.