alluvial fan
(al-lu-vi-al-fan)
4 syllables
Definition
noun. A fan-shaped deposit of sediment crossed and built up by streams, typically found at the base of mountain ranges.
Example Sentence
The alluvial fan spread out at the base of the mountain, creating fertile ground for agriculture.
More Example Sentences
Geologists studied the alluvial fan to understand the region's sedimentary processes.
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alluvial fan
