Chaco(redirected from Chaco Boreal)
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Chaco War:see Gran ChacoGran Chaco
c.250,000 sq mi (647,500 sq km), extensive lowland plain, central South America. It is sparsely populated and is divided among Paraguay, Bolivia, and Argentina. Some of the highest temperatures in the southern continent are reached there.
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a province in northern Argentina, in the basin of the Paraná and Bermejo rivers. Area, 99,600 sq km. Population, 566,600 (1970). The capital of Chaco is the city of Resistencia. Chaco is a major cotton-growing region. Livestock are raised for meat. Industry includes quebracho lumbering and the production of tanning extract.