mechanical weathering

noun Geology.

any of the various weathering processes that cause physical disintegration of exposed rock without any change in the chemical composition of the rock: Collision between rock surfaces can cause mechanical weathering.
Also called physical weathering.
Compare chemical weathering.

Words nearby mechanical weathering

mechanical solidarity, mechanical suspension, mechanical twin, mechanical vector, mechanical ventilation, mechanical weathering, mechanically recovered meat, mechanician, mechanics, mechanicsville, mechanism