（Δηϊώνη), that is, the daughter of Deo or Demeter, is used as a name for Persephone. (Callimach. Fragm. 48.)
It occurs also as a proper name of the mother of Miletus. (Ov. Met. 9.442.) [L.S]
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.