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A river, about 130 km (80 mi) long, of eastern Massachusetts flowing into Boston harbor and separating Boston from Cambridge.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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|Noun||1.||Charles River - a river in eastern Massachusetts that empties into Boston Harbor and that separates Cambridge from Boston|
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