| a D vitamin, C27H43OH, occurring in fish-liver oils, that differs from vitamin D2 by slight structural differences in the molecule. |
cho·le·cal·cif·er·ol (kō'lĭ-kāl-sĭf'ə-rôl', -rōl') n. See vitamin D3. |
| vitamin D3 n. A colorless crystalline compound, C27H44O, found in fish-liver oils, irradiated milk, and all irradiated animal foodstuffs. It has essentially the same biological activity as vitamin D2. Also called cholecalciferol. |
cholecalciferol cho·le·cal·cif·er·ol (kō'lĭ-kāl-sĭf'ə-rôl', -rōl')
n.
See vitamin D3.
| cholecalciferol (kō'lĭ-kāl-sĭf'ə-rôl', -rōl') Pronunciation Key
See vitamin D3. |