Plate tectonics

noun

Definitions

Noun
  1. 1
    The large-scale movement of tectonic plates that contributes to continental drift. uncountable

    "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."

  2. 2
    the branch of geology studying the folding and faulting of the earth's crust wordnet

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