Definition of South Dakota in English:

South Dakota

proper noun

  • A state in the northern central US; population 804,194 (est. 2008); capital, Pierre; statehood, Nov. 2, 1889 (40). Acquired partly by the Louisiana Purchase in 1803, it became a part of the former Dakota Territory in 1861. The scene of a gold rush in 1874, it separated from North Dakota in 1889.