obduction

Etymology

 * see Latin,.

Noun

 * 1)  The act of drawing or laying over, as a covering.
 * 2)  An autopsy.
 * 3)  The overthrusting of continental crust by oceanic crust or rocks from the mantle, such that the oceanic crust is thrust onto the continental crust, as occurs at a convergent plate boundary when the continental crust is caught in a subduction zone.