vitamin D

n.

1.

any of several chemically related fat-soluble vitamins that prevent rickets. It is found in fish-liver oils, egg yolks and milk. Component vitamin D2 is also called calciferol, and vitamin D3 is called cholecalciferol.

Noun

1.

vitamin D - a fat-soluble vitamin that prevents rickets Synonyms: calciferol, cholecarciferol, D, ergocalciferol, viosterol

calciferol, cholecarciferol, D, ergocalciferol, ergosterol, fat-soluble vitamin, viosterol