磨蚀 Traditional form: 磨蝕 Pinyin (reading): móshí Definitions: erosion abrasion Characters: 磨 - millstone; to grind, to polish, to rub, to wear out 蚀 - to nibble at, to erode; an eclipse Traditional characters: 磨 - millstone; to grind, to polish, to rub, to wear out 蝕 - to nibble at, to erode; an eclipse