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nouna river in the east central United States; rises in West Virginia in the Appalachian Mountains and flows eastward, forming the boundary between Maryland and Virginia, to the Chesapeake Bay
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nounterm sometimes used to refer to Washington, D.C.
Definition that contains potomac
- mount vernon the former residence of George Washington in northeastern Virginia overlooking the Potomac river
- shenandoah river a river of northern Virginia that empties into the Potomac at Harpers Ferry
- conoy a member of an Algonquian people formerly living in Maryland between Chesapeake Bay and the Potomac river; allies of the Nanticoke people
- foggy bottom United States Department of State, which is housed in a building in a low-lying area of Washington near the Potomac River