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Definition of Oklahoma in US English:

Oklahoma

proper noun

  • A state in the southern central US, north of Texas; population 3,642,361 (est. 2008); capital, Oklahoma City. Acquired from the French as part of the Louisiana Purchase in 1803, it became the 46th state of the US in 1907.

Pronunciation

Oklahoma

/ˌōkləˈhōmə//ˌoʊkləˈhoʊmə/