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The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2011 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2011 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
A shallow lake of north-central Africa in Chad, Cameroon, Niger, and Nigeria. It has greatly diminished in size since the 1970s. |
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2011 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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