avulsion

  1. Noun.  The loss or separation of a body part, either by surgery or due to trauma.
  2. Noun.  An abrupt change in the course of a river, typically from one channel to another.
  3. Noun.  Movement of soil during a flood, or during a change in the course of a river, especially when a resulting change of land ownership is involved.

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This entry was last updated on RefTopia from its source on 3/20/2012.