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fresh water

/ˈfrɛʃ wɔːtər/ · fresh.wa.ter
noun
  1. water that has not been contaminated or polluted, often found in natural sources such as rivers, lakes, or underground aquifers. The hikers filled their canteens with fresh water from the mountain stream.
noun
  1. drinking water that has been purified or treated to remove impurities, often used in households or commercial settings. The hotel provided fresh water bottles in the guest rooms.
noun
  1. water that is not salty or brackish, often used in contrast to seawater or brackish water. The aquarium required fresh water to keep the fish healthy.
Did you know? Fresh water is essential for human consumption, agriculture, and industry, making up only about 2.5% of the Earth's total water supply.
Written by Lexi Wordsworth, Dictionary Editor 0 lookups Added Jul 26, 2026