a sediment that has not undergone oxidation, as of coal, oil, sulfur, and sulfides.
noun 1. a bushy valerian, Centranthus ruber, of Europe and southwestern Asia, having many fragrant red, crimson, or white flowers.
noun 1. an early American earthenware made from red clay. noun 1. a large brown seaweed, Laminaria digitata, common off northern Atlantic coasts. noun 1. another name for kelp (sense 1)
adjective, Scot. 1. stained with blood; bloody.
- Red water
noun 1. a disease of cattle caused by the protozoan Babesia (or Piroplasma) bovis, which destroys the red blood cells, characterized by the passage of red or blackish urine. It is transmitted by tick bites 2. any of various other animal diseases characterized by haematuria