1. 
[syn: Washington, Washington D.C., American capital, capital of the United States]
WordNet (r) 3.0 (2006):
Washington D.C.
    n 1: the capital of the United States in the District of
         Columbia and a tourist mecca; George Washington
         commissioned Charles L'Enfant to lay out the city in 1791
         [syn: Washington, Washington D.C., American capital,
         capital of the United States]
U.S. Gazetteer Places (2000):
Washington, DC -- U.S. city in District of Columbia
   Population (2000):    572059
   Housing Units (2000): 274845
   Land area (2000):     61.403254 sq. miles (159.033692 sq. km)
   Water area (2000):    6.937868 sq. miles (17.968995 sq. km)
   Total area (2000):    68.341122 sq. miles (177.002687 sq. km)
   FIPS code:            50000
   Located within:       District of Columbia (DC), FIPS 11
   Location:             38.913611 N, 77.013222 W
   ZIP Codes (1990):     20001 20002 20003 20004 20005 20006
                         20007 20008 20009 20010 20011 20012
                         20015 20016 20017 20018 20019 20020
                         20024 20032 20036 20037 20336
   Note: some ZIP codes may be omitted esp. for suburbs.
   Headwords:
    Washington, DC
    Washington