avulsion

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avulsion

[ə′vəl·shən]
(hydrology)
A sudden change in the course of a stream by which a portion of land is cut off, as where a stream cuts across and forms an oxbow.
(medicine)
Tearing one part away from the other, either by trauma or surgery.
References in periodicals archive ?
As the elbow rapidly extends during this phase, the biceps actively fires to decelerate the elbow, causing a sudden tensile load with the potential to avulse the biceps or labral complex.
Development and mortality of Ips avulses (Coleoptera: Scolytidae) at constant temperatures.
The skull and orbital fractures were caused by a pit-bull bite which is characterized as a "vice-grip" which crushes, avulses and strangles, potentially making it a more dangerous breed.