alluvial cone


  • WordNet 3.6
    • n alluvial cone a fan-shaped deposit where a fast flowing stream flattens out
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In literature:

The streams are cutting through the till cover and are not building alluvial cones where they join the lowland.
"Drainage Modifications and Glaciation in the Danbury Region Connecticut" by Ruth Sawyer-Harvey
The over-steepened sides of the trough are graded by landslips, by talus slopes, and by alluvial cones.
"The Elements of Geology" by William Harmon Norton