subduction
[ suh b-duhk-shuh n ]
/ səbˈdʌk ʃən /
noun
an act or instance of subducting; subtraction or withdrawal.
Geology.
the process by which collision of the earth's crustal plates results in one plate's being drawn down or overridden by another, localized along the juncture (subduction zone) of two plates.
Words nearby subduction
subdivide,
subdivision,
subdominant,
subdual,
subduct,
subduction,
subduction zone,
subdue,
subdued,
subdural,
subdural hemorrhage
Example sentences from the Web for subduction
The lines with barbs show zones of underthrusting (subduction), where one plate is sliding beneath another.
Volcanoes |Robert I. TillingAnd from hence lastly doth arise the solidity of the section, by addition and subduction.
The Way To Geometry |Peter RamusSubduction zones are found where one plate overrides, or subducts, another, pushing it downward into the mantle where it melts.
Earthquakes |Kaye M. ShedlockThere are three types of plate boundaries: spreading zones, transform faults, and subduction zones.
Earthquakes |Kaye M. Shedlock
British Dictionary definitions for subduction
subduction
/ (səbˈdʌkʃən) /
noun
the act of subducting, esp of turning the eye downwards
geology
the process of one tectonic plate sliding under another, resulting in tensions and faulting in the earth's crust, with earthquakes and volcanic eruptions
Scientific definitions for subduction
subduction
[ səb-dŭk′shən ]
A geologic process in which one edge of one lithospheric plate is forced below the edge of another. The denser of the two plates sinks beneath the other. As it descends, the plate often generates seismic and volcanic activity (from melting and upward migration of magma) in the overriding plate. Compare obduction.