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Definition of Washington D.C. from the Oxford Advanced American Dictionary


Washington D.C.

NAmE//ˌwɑʃɪŋtən di ˈsi//
, NAmE//ˌwɔʃɪŋtən di ˈsi//
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the capital city of the United States, whose area covers the District of Columbia. The place was chosen by George Washington in 1790, and since 1800 the main departments of the U.S. government have been there.