25-hydroxycholecalciferol 25-hy·drox·y·cho·le·cal·cif·er·ol (-hī-drŏk'sē-kō'lĭ-kāl-sĭf'ə-rôl', -rōl')
n.
A metabolite of vitamin D3 that is produced primarily in the liver and is the circulating form of vitamin D in the body. It promotes intestinal absorption of calcium and is used in the treatment of rickets.
