Definition of subduction
: the action or process in plate tectonics of the edge of one crustal plate descending below the edge of another
subductplay \(ˌ)səb-ˈdəkt\ verb
Recent Examples of subduction from the Web
Earlier this spring, a group of visitors took their seats to experience a magnitude-9 subduction zone quake, like the one that spawned the deadly 2011 Tohoku tsunami and which is expected someday off the Washington coast.
As Claudia Geib reports for National Geographic, the researchers identified fragments of serpentine, a type of mineral that forms deep in ocean subduction zones under high heat and pressure.
The trench is part of a subduction zone, where the Pacific tectonic plate slips beneath the Philippine Sea plate.
The scientists will also investigate hydrothermal vents, mud volcanoes, seamounts, and subduction zones.
Rather, according to the geological survey, the earthquake occurred at shallow depth along a different kind of fault — called a strike-slip — in the top of the Eurasia plate, above any subduction zone.
Ragenauer-Lieb, K., Yuen, D. and Branlund, J., The initiation of subduction: criticalilty by addition of water?
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