溶蚀 Traditional form: 溶蝕 Pinyin (reading): róngshí Definitions: dissolving erosion by groundwater corrosion Characters: 溶 - to melt, to dissolve 蚀 - to nibble at, to erode; an eclipse Traditional characters: 溶 - to melt, to dissolve 蝕 - to nibble at, to erode; an eclipse