Pronunciation: (ku-rād', kô-), [key]
—v., -rad•ed, -rad•ing.
1. (of a moving agent, as running water, wind, or a glacier) to erode by the abrasion of materials carried along.
2. to disintegrate as a result of corrasion, as the rock underlying the brink of a waterfall.
to wear down by corrasion; abrade.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.