Avulsion

Avulsion

[uh-vuhl-shuhn]
Avulsion in general refers to a tearing away. Specifically, it can refer to:

  • A form of amputation where the extremity is pulled off rather than cut off.
  • Avulsion fracture
  • Avulsion injury, the removal of all the layers of skin from abrasion
  • In the law (also real estate, geology), "avulsion" refers to the sudden loss of land by the action of water.
  • In fluvial geomorphology avulsion refers to a rapid migration of the river channel from its previous course, usually during flood events. Avulsions usually occur as a downstream to upstream process via head cutting erosion.

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