erosion
noun
ero·sion
i-ˈrō-zhən 
1
a
: the action or process of eroding
b
: the state of being eroded
2
: an instance or product of erosion
Examples of erosion in a Sentence
Landscapers planted grass to stop the erosion of the hillside.
Centuries of erosion by wind have carved grooves in the rocks.
Recent Examples on the Web
The mixture is generally safe in small amounts, but excessive intake can cause side effects, such as tooth erosion and stomach upset.
—
Lindsay Curtis, Verywell Health, 4 Sep. 2025
Viral posts present them as a lost civilization’s handiwork; geologists call them nunataks, mountain summits standing above the ice, and, in some cases, glacial horns whose sharp faces were sculpted by erosion.
—Kaif Shaikh, Interesting Engineering, 4 Sep. 2025
The lack of formal governance frameworks leaves institutions vulnerable to FERPA violations, algorithmic bias, accessibility failures, and erosion of student trust—particularly when high-stakes decisions are driven by AI systems with unclear oversight.
—Dr. Aviva Legatt, Forbes.com, 3 Sep. 2025
After this year’s July 17 storm, during which between 7 and 11 inches of rain fell over Wyandotte County, public works staff found blockages in the roads, areas that were washed out, at least 40 downed trees and erosion throughout the area.
—Kansas City Star, 3 Sep. 2025
See All Example Sentences for erosion
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Lindsay Curtis, Verywell Health, 4 Sep. 2025
Viral posts present them as a lost civilization’s handiwork; geologists call them nunataks, mountain summits standing above the ice, and, in some cases, glacial horns whose sharp faces were sculpted by erosion.
—Kaif Shaikh, Interesting Engineering, 4 Sep. 2025
The lack of formal governance frameworks leaves institutions vulnerable to FERPA violations, algorithmic bias, accessibility failures, and erosion of student trust—particularly when high-stakes decisions are driven by AI systems with unclear oversight.
—Dr. Aviva Legatt, Forbes.com, 3 Sep. 2025
After this year’s July 17 storm, during which between 7 and 11 inches of rain fell over Wyandotte County, public works staff found blockages in the roads, areas that were washed out, at least 40 downed trees and erosion throughout the area.
—Kansas City Star, 3 Sep. 2025
See All Example Sentences for erosion
Cite this Entry
“Erosion.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/erosion. Accessed 9 Sep. 2025.
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Medical Definition
erosion
noun
ero·sion
i-ˈrō-zhən
1
a
: the superficial destruction of a surface area of tissue (as mucous membrane) by inflammation, ulceration, or trauma
erosion of the uterine cervix
b
: progressive loss of the hard substance of a tooth
2
: an instance or product of erosion
a circular erosion on the skin
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