<p><strong>Verb</strong></p><ul><li>(used without object)<ul><li>cor·rad·ed</li><li>cor·rad·ing</li><li>(of a moving agent, as running water, wind, or a glacier) to erode by the abrasion of materials carried along.</li><li>to disintegrate as a result of corrasion, as the rock underlying the brink of a waterfall.</li></ul></li></ul><p><strong>Verb</strong></p><ul><li>(used with object)<ul><li>to wear down by corrasion; abrade.</li></ul></li></ul>