vitamin D3

cho·le·cal·cif·er·ol

(kō'lē-kal-sif'er-ol), Probably the vitamin D of animal origin found in the skin, fur, and feathers of animals and birds exposed to sunlight, and also in butter, brain, fish oils, and egg yolk. Synonym(s): vitamin D3 Synonym(s): calciol

vitamin D3

A vitamin synthesised in the skin upon exposure to ultraviolet light.

vitamin D₃

Cholecalciferol A vitamin is synthesized in the skin from 7-dehydrocholesterol on exposure to UV light; vitamin D₂ is obtained only from the diet; vitamins D₂ and D₃ are metabolized to 25-hydroxy vitamin D in the liver and then to the active 1,25 dihydroxy form in the kidney. See Rickets, Vitamin D deficiency, Vitamin D intoxication.

cho·le·cal·cif·er·ol

(kō'lĕ-kal-sif'ĕr-ol) The vitamin D of animal origin found in the skin, fur, and feathers of animals and birds exposed to sunlight, and also in butter, fish oils, and egg yolk.
Synonym(s): vitamin D3.

单词	vitamin d3
释义	vitamin D3 vitamin D3 n (Biochemistry) another name for cholecalciferol vitamin D3 vitamin D₃ [′vīd·ə·mən ¦dē¦thrē] (pharmacology) cholecalciferol vitamin D3 cho·le·cal·cif·er·ol (kō'lē-kal-sif'er-ol), Probably the vitamin D of animal origin found in the skin, fur, and feathers of animals and birds exposed to sunlight, and also in butter, brain, fish oils, and egg yolk. Synonym(s): vitamin D3 Synonym(s): calciol vitamin D3 A vitamin synthesised in the skin upon exposure to ultraviolet light. vitamin D₃ Cholecalciferol A vitamin is synthesized in the skin from 7-dehydrocholesterol on exposure to UV light; vitamin D₂ is obtained only from the diet; vitamins D₂ and D₃ are metabolized to 25-hydroxy vitamin D in the liver and then to the active 1,25 dihydroxy form in the kidney. See Rickets, Vitamin D deficiency, Vitamin D intoxication. cho·le·cal·cif·er·ol (kō'lĕ-kal-sif'ĕr-ol) The vitamin D of animal origin found in the skin, fur, and feathers of animals and birds exposed to sunlight, and also in butter, fish oils, and egg yolk. Synonym(s): vitamin D3. ThesaurusSeevitamin D
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