plate tectonics
English
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Noun
edit- (geology) The large-scale movement of tectonic plates that contributes to continental drift.
- 2012, Chinle Miller, In Mesozoic Lands: The Mesozoic Geology of Arches and Canyonlands National Parks, Kindle edition:
- And of course, in order to understand the Earth's past and how it got to where it now is, it is important to have a basic knowledge of plate tectonics, which explains how the planet's continental and oceanic crusts are part of the lithospheric plates that are buoyant and ride upon the highly viscous asthenosphere.
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editlarge-scale movement of tectonic plates
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