Tocantins to͝okəntēns´ [key], state (1996 pop. 1,048,514), 110,700 sq mi (286,787 sq km), N central Brazil. Palmas is the capital. Created in 1988 from the northern half of Goiás state, Tocantins is in the Brazilian Highlands and is drained by the Araguaia and Tocantins rivers. It is a developing area with a large indigenous population and abundant mineral resources.

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