mechanical weathering
nounGeology.
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.
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Origin of mechanical weathering
1First recorded in 1880–85
- Also called physical weathering .
- Compare chemical weathering.
Words Nearby mechanical weathering
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024
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