Isca Dumnoniorum but seems to have gone into decline prior to the Roman withdrawal from Britain . The name "Isca Dumnoniorum" is a Latinization of a native Brittonic name describing flowing water, in reference to the River Exe. More exactly, the name seems to have originally meant "full of fish" (cf. Welsh "pysg", "fish"), although it came to be a simple synonym for water (cf. Scottish whiskey). This is also reflected in the modern Welsh name for Exeter: "Caerwysg" meaning "fortified settlement on the river Uisc". The same name was used for the River Usk (modern ) in southern Wales, causing the
Southern England as with most geographical regions, people sometimes debate the boundaries. In the west, Southern England is generally taken to include Gloucestershire and Oxfordshire; in central Southern England, the counties of Bedfordshire, Buckinghamshire and Hertfordshire; to the east, Essex and the counties of East Anglia (Cambridgeshire, Norfolk and Suffolk). Despite these definitions, the northern boundary is generally taken to correspond to an imaginary line from the Severn Estuary to the Wash (or expressed in terms of towns, from Gloucester to King's Lynn). Southern England Southern England, or the South of England, also known as the South, refers roughly to the southern