NCIt definition : The area in the United States comprised of a 68 square mile area northeast of the
Potomac River donated by the state of Maryland. The District of Columbia, also known
as D.C., is not a state, nor is it part of any state. It is a federal district established
by the US Constitution as the seat of government. The district is occupied entirely
by the city of Washington.;
NCIt note : See 'District of Columbia DC(C108007)';