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Definition of subduction
: the action or process in plate tectonics of the edge of one crustal plate descending below the edge of another
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Recent Examples of subduction from the Web
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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.
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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.
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The trench is part of a subduction zone, where the Pacific tectonic plate slips beneath the Philippine Sea plate.
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The scientists will also investigate hydrothermal vents, mud volcanoes, seamounts, and subduction zones.
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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.
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Ragenauer-Lieb, K., Yuen, D. and Branlund, J., The initiation of subduction: criticalilty by addition of water?
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'subduction'. Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
Origin and Etymology of subduction
French, from Late Latin subduction-, subductio withdrawal, from Latin subducere to withdraw, from sub- + ducere to draw — more at 1tow
Learn More about subduction
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Nglish: Translation of subduction for Spanish speakers Britannica.com: Encyclopedia article about subduction
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