Dunum
Dunum
1.
In Ireland, mentioned by Ptolemy (2.2.10) as a town of that island.
2.
D. SINUS (*dou/non ko/lpos), a bay in Britain, mentioned by Ptolemy (2.3.6). Name for name, and place for place, Dun-s-ley Bay, near Whitby, in Yorkshire. [R.G.L]
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.