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vitamin D Definition

vitamin D

noun

any of several fat-soluble vitamins that are essential for increased absorption of calcium and phosphorus from the intestinal tract, found in fish-liver oils, milk, egg yolk, etc. or produced by irradiation of provitamins; specif.,: a deficiency of vitamin D tends to cause rickets

  1. vitamin D2
  2. vitamin D3
  3. vitamin D4, CHOH, produced by irradiation of a derivative of ergosterol
  4. vitamin D5, CHOH, produced by irradiation of a derivative of sitosterol

Browse dictionary entries near vitamin D

  1. ‹ vitamin C
  2. ‹ vitamin B (complex)
  3. ‹ vitamin A
  4. ‹ vitamin
  5. ‹ vitals
  6. ‹ Vitallium
  7. ‹ vitalize
  8. ‹ vitality
  9. ‹ vitalism
  10. ‹ vital statistics
  1. vitamin E ›
  2. vitamin H ›
  3. vitamin K ›
  4. vitamin P ›
  5. Vitebsk ›
  6. vitellin ›
  7. vitelline ›
  8. vitellus ›
  9. Viti Levu ›
  10. vitiable ›