Definition of chemical weathering in English:

chemical weathering

Line breaks: chem|ical weather|ing

noun

[mass noun]
The erosion or disintegration of rocks, building materials, etc., caused by chemical reactions (chiefly with water and substances dissolved in it) rather than by mechanical processes.
More example sentences
  • Great physical relief results in intense physical erosion and rapid exposure of fresh reactive rock for chemical weathering, but it provides less contact time between water and rocks.
  • Over thousands to millions of years, the physical breakdown and chemical weathering of volcanic rocks have formed some of the most fertile soils on Earth.
  • The problem is most acute in tropical, equatorial and desert regions where the surface environment is particularly fragile because of its long history of intense chemical weathering over geological timescales.

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Word of the day grammarian
Pronunciation: grəˈmɛːrɪən
noun
a person who studies and writes about grammar