Search the dictionary A Chinese word or character, or English Search 4 entries. zhōngshuǐ 中水 reclaimed water zhòngshuǐ 重水 heavy water (chemistry) zhòngshuǐfǎnyìngduī 重水反应堆 heavy water reactor (HWR) zhòngshuǐfǎnyìngduī 重水反應堆 heavy water reactor (HWR)