South Dakota

American  

noun

1. a state in the northern central United States: a part of the Midwest. 77,047 sq. mi. (199,550 sq. km). Pierre. SD (for use with zip code), S. Dak.

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South Dakota British  

noun

1. Abbreviation: S. Dak.   SD.  a state of the western US: lies mostly in the Great Plains; the chief US producer of gold and beryl. Capital: Pierre. Pop: 764 309 (2003 est). Area: 196 723 sq km (75 955 sq miles)

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South Dakota Cultural  

1. State in the north-central United States bordered by North Dakota to the north, Minnesota and Iowa to the east, Nebraska to the south, and Wyoming and Montana to the west. Its capital is Pierre, and its largest city is Sioux Falls.

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Other Word Forms

• South Dakotan
  adjective

Example Sentences

This is South Dakota - Badlands country - where Gus was eventually discovered 67 million years after roaming our planet.

From BBC • Jul. 11, 2026

Working with colleagues at South Dakota Mines, Connot adapted those equations to match the conditions at SURF.

From Science Daily • Jul. 6, 2026

The monument in the Black Hills of South Dakota has long caught Trump’s attention, even if adding his face to it is structurally impossible.

From The Wall Street Journal • Jul. 3, 2026

"Together, we will throw the biggest birthday party ever for our nation and celebrate America's legacy of freedom, liberty, and justice for all," said South Dakota Governor Larry Rhoden.

From Barron's • Jun. 25, 2026

May go back and work for a friend I have in South Dakota if he can use me.

From "Into the Wild" by Jon Krakauer