tectonism

/ˈtɛktəˌnɪzəm/
noun
  1. The process of deformation and movement of the Earth's crust, including folding, faulting, and volcanic activity.
    • The area's tectonism is responsible for the hot springs.
    • Geologists study ancient tectonism to understand how continents formed.
    • Tectonism in the region has created dramatic cliffs and valleys.
Synonyms
What does "tectonism" mean? | whatsthatwordmean | whatsthatwordmean