Calcium (noun)

  1. A chemical element with the symbol Ca and atomic number 20. It is a metallic element that is essential for the growth and maintenance of strong bones and teeth.
  2. A compound of calcium, such as calcium carbonate or calcium chloride, used in many industrial and agricultural applications.

Origin:

The word "calcium" comes from the latin word "calx" which means lime. it was first used in english in the early 19th century.

Examples:

  1. Calcium is an essential mineral for maintaining healthy bones.
  2. Calcium supplements are often recommended for people with osteoporosis.
  3. Calcium carbonate is commonly used as an antacid and a dietary supplement.
  4. Calcium chloride is used as a de-icing agent on roads.
  5. Calcium oxide is used in the production of cement.
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