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| Smith·so·ni·an In·sti·tu·tion [ smith snee ən instə tsh'n ] or Smith·so·ni·an |
noun |
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| Definition: |
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U.S. research and educational organization: a government trust founded in Washington, D.C., by an act of Congress in 1846 to promote research and education. It sponsors scientific research and publications and maintains the national collections. The fourteen museums it administers include the National Museum of American History and the National Air and Space Museum in Washington, D.C., and the National Museum of the Native American in New York City.
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| [Early 19th century. After James Smithson] |
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