Potomac, n.
term sometimes used to refer to Washington, D.C.
<noun.location>
Potomac
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instance hypernym
a 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
<noun.object>
Potomac Potomac River
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part holonym
Maryland, Old Line State, Free State, MD, Md.
Virginia, Old Dominion, Old Dominion State, VA, Va.
West Virginia, Mountain State, WV, W.V.
instance hypernym