MeSH definition : A federal area located between Maryland and Virginia on the Potomac river; it is coextensive
with Washington, D.C., which is the capital of the United States.;
MeSH synonym : washington, dc; washington, d.c.;
MeSH annotation : the Federal district; city is Washington, D.C.;
Wikipedia link : https://en.wikipedia.org/wiki/District of columbia;
A federal area located between Maryland and Virginia on the Potomac river; it is coextensive
with Washington, D.C., which is the capital of the United States.