the branch of geology concerned with the forces and processes, esp large-scale, of the earth's interior, particularly as regards their effects on the crust or lithosphere
Derived forms
geodynamic (ˌgeodyˈnamic) or geodynamical (ˌgeodyˈnamical)
adjective
geodynamicist (ˌgeodyˈnamicist)
noun
geodynamics in American English
(ˌdʒioʊdaɪˈnæmɪks)
noun
the study of the activity and forces inside the earth