potassium

/pəˈtæsiəm/
noun
  1. A soft, silver-white metal that is a chemical element. It is essential for living things and is found in many foods, especially fruits and vegetables.
    • The doctor said I need to eat more foods rich in potassium, like potatoes and spinach.
    • Bananas are a great source of potassium, which helps your muscles work properly.
    • Potassium is an important mineral that helps keep your heart beating regularly.
  2. A chemical compound containing potassium, often used in fertilizers, soaps, or as a salt substitute.
    • Farmers add potassium to the soil to help their crops grow strong and healthy.
    • Some people use potassium chloride as a low-sodium alternative to table salt.
    • The soap contains potassium hydroxide, which makes it gentle on the skin.
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