chemical weathering
nounGeology.
any of the various weathering processes that cause exposed rock to undergo chemical decomposition, changing the chemical and mineralogical composition of the rock: Oxygen and acids are agents in chemical weathering.
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Origin of chemical weathering
1First recorded in 1870–75
- Compare mechanical weathering.
Words Nearby chemical weathering
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024
How to use chemical weathering in a sentence
Runaway chemical weathering is a really provocative hypothesis to explain what happened to Mars’s water.
Mars’s lost water may be buried beneath the planet’s crust | Neel Patel | March 16, 2021 | MIT Technology Review
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