spurA ridge of land that extends partly across a valley. 
Spurs are associated with the way rivers cut a winding course, leaving some areas less eroded than others. Spurs only occur in the upper, steeper reaches of a valley.
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spurA ridge of land that extends partly across a valley.
Spurs are associated with the way rivers cut a winding course, leaving some areas less eroded than others. Spurs only occur in the upper, steeper reaches of a valley.
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