Worn away or eroded by gradual scraping or friction.
The past participle or adjectival form of 'corrade,' formed by adding '-ed.' Used to describe surfaces or materials that have undergone the corrading process.
Geologists use 'corraded' to describe river rocks that have been smoothed by millennia of water movement—it's a beautiful example of how an action verb becomes an adjective to capture the permanent result of a slow process.
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