Any of the chemical or mechanical processes by which rocks exposed to the weather undergo changes in character and break down.(noun)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Use "weathering" in a sentence
"I wish you well in weathering this storm and can only hope that things will quiet back down after tomorrow."
"Her 1981 publication Practicing History: Selected Essays was a retrospective of her essays that she identified as weathering the tests of time."
"In order to have a better understanding of how a material performs over time, scientists usually perform both long-term weathering in natural environments and a series of performance tests to determine when and how a material fails."