Ordessus
Ὄρδεσσος
Ordessus (Ὄρδεσσος, Hdt. 4.48), an affluent of the Ister, which the commentators usually identify with the Sereth. (Schafarik, Slav. Alt. vol. i. p. 506.)
From William Smith (ed.), Dictionary of Greek and Roman Geography. Text provided under a CC BY-SA license by Perseus Digital Library, http://www.perseus.tufts.edu, with funding from the National Endowment for the Humanities and Tufts University. Data accessed from https://github.com/PerseusDL/canonical-pdlrefwk/ on 17 October 2026.