Power plant cycle water is the water used in a power plant's cooling system to transfer heat from the power plant to the atmosphere. Some synonyms for power plant cycle water include cooling water, process water, and industrial water. Cooling water refers to the water used to cool the power plant's equipment, while process water is the water used in various processes within the plant. Industrial water is a more general term that includes all water used in industrial processes. Other terms used to refer to power plant cycle water include make-up water, which is the water added to the system to replace losses due to evaporation or leaks, and blowdown water, which is the water removed from the system to prevent the buildup of minerals and other impurities.