赤潮 Traditional form: 赤潮 Pinyin (reading): chìcháo Definitions: algal bloom Characters: 赤 - red, scarlet; blushing; bare, naked 潮 - tide, current; damp, moist, wet Traditional characters: 赤 - red, scarlet; blushing; bare, naked 潮 - tide, current; damp, moist, wet