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- Dictionarytec·ton·ics/tekˈtäniks/
plural
- 1. large-scale processes affecting the structure of the earth's crust: "there remains an area of active tectonics north of the mountain chain"
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Processes that control the structure and properties of the Earth's crust and its evolution through time
Tectonics (from ; from 'pertaining to building') are the processes that result in the structure and properties of the Earth's crust and its evolution through time. These processes include those of mountain-building, the growth and behavior of the strong, old cores of continents known as cratons, and the ways in which the relatively rigid plates that constitute the Earth's outer shell interact with... Wikipedia