Rill

Rarity: Common

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At a glance

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Notion

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Science and technology

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What Wikipedia says

In hillslope geomorphology, a rill is a shallow channel (no more than a few inches/centimeters deep) cut into soil by the erosive action of flowing surface water. Similar but smaller incised channels are known as microrills; larger incised channels are known as gullies.

Excerpt from the Wikipedia article “Rill”, under the CC BY-SA 4.0 license. Read the article on Wikipedia

Image: Dr Donal Mullan, CC BY-SA 3.0, via Wikimedia Commons.