轻水 Traditional form: 輕水 Pinyin (reading): qīngshuǐ Definitions: light water (as opposed to heavy water) see light water reactor 輕水反應堆/轻水反应堆 Characters: 轻 - light, gentle; simple, easy 水 - water, liquid, lotion, juice Traditional characters: 輕 - light, gentle; simple, easy 水 - water, liquid, lotion, juice