denudation
processes that cause the wearing away of the Earth's surface by moving water, by ice, by wind and by waves, leading to a reduction in elevation and in relief of landforms and of landscapes
en-US/ˌdɛnjʊˈdeɪʃən/
en-GB/ˌdiːnjuːˈdeɪʃn/
processes that cause the wearing away of the Earth's surface by moving water, by ice, by wind and by waves, leading to a reduction in elevation and in relief of landforms and of landscapes