1. The group of natural processes, including weathering, dissolution, abrasion, corrosion, and transportation, by which material is worn away from the earth's surface.
2. The superficial destruction of bodily tissue by friction, pressure, ulceration, or trauma.
3. The process of eroding or the condition of being eroded: erosion of confidence in the governor; erosion of the value of the dollar.
[Latin ērōsiō, ērōsiōn-, an eating away, from ērōsus, eaten away; see EROSE.]
(click for a larger image)erosion
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Indo-European & Semitic Roots Appendices
Thousands of entries in the dictionary include etymologies that trace their origins back to reconstructed proto-languages. You can obtain more information about these forms in our online appendices:
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