avulsion

a·vul·sion  (-vlshn)

n.

1. The forcible tearing away of a body part by trauma or surgery.

2. The sudden movement of soil from one property to another as a result of a flood or a shift in the course of a boundary stream.

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avulsion [əˈvʌlʃən]

n

1. (Medicine / Surgery) a forcible tearing away or separation of a bodily structure or part, either as the result of injury or as an intentional surgical procedure

2. (Law) Law the sudden removal of soil from one person's land to that of another, as by flooding

[from Latin āvulsiō, from āvellere to pluck away, from vellere to pull, pluck]

Thesaurus

Noun	1.	avulsion - an abrupt change in the course of a stream that forms the boundary between two parcels of land resulting in the loss of part of the land of one landowner and a consequent increase in the land of another alteration, change, modification - an event that occurs when something passes from one state or phase to another; "the change was intended to increase sales"; "this storm is certainly a change for the worse"; "the neighborhood had undergone few modifications since his last visit years ago"
	2.	avulsion - a forcible tearing or surgical separation of one body part from another separation - the act of dividing or disconnecting