Definition of vitamin D in English:

vitamin D

Line breaks: vita|min D

noun

[mass noun]
  • Any of a group of vitamins found in liver and fish oils, essential for the absorption of calcium and the prevention of rickets in children and osteomalacia in adults. They include calciferol ( vitamin D2) and cholecalciferol ( vitamin D3).
    More example sentences
    • The role of vitamin D in calcium absorption and metabolism for bone health is well known.
    • Good sources of vitamin D are fish liver oil, egg yolk, milk and sunshine.
    • Most fortified soy milks have about as much calcium, vitamin A, and vitamin D as cow's milk.

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