（Εὐτρησίτης), a surname of Apollo, derived from Eutresis, a place between Plataeae and Thespiae, where he had an ancient oracle. (Steph. Byz. s. v.Εὔτρησις; Eustath. ad Hom. p. 268.) [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.