river basin
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noun Physical Geography.
the area of land drained by a river and its branches.
Nearby words
rivals, the, rive, rivel, riven, river, river basin, river birch, river blindness, river bugging, river carpsucker, river edge
Origin of river basin
First recorded in 1875–80
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for river basin
The lower part of the river-basin was inhabited by the Angrivarii.
With these replaced, and the supplies of petrol and oil replenished, we flew south during the afternoon to the river-basin of war.
Cavalry of the Clouds|Alan BottLifting up his eyes, Daniel sees a ram standing eastward of the river-basin.
The Expositor's Bible: The Book of Daniel|F. W. FarrarDaniel sees a ram standing eastward of the river-basin of the Ulai, having two horns, of which one is higher than the other.
The Expositor's Bible: The Book of Daniel|F. W. Farrar
Science definitions for river basin
river basin
The land area that is drained by a river and its tributaries. The Mississippi River basin, for example, is a vast area that covers much of the central United States from the central ranges of the Appalachian Mountains in the east to the eastern ranges of the Rocky Mountains in the west, funneling toward its delta in southern Louisiana and emptying into the Gulf of Mexico.
The American Heritage® Science Dictionary
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