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Noun: vitamin  vItumin [N. Amer], vitumin [Brit]
  1. Any of a group of organic substances essential in small quantities to normal metabolism

Derived forms: vitamins

See also: vitaminize

Type of: aliment, alimentation, nourishment, nutriment, nutrition, sustenance, victuals

Part of: multivitamin, multivitamin pill

Encyclopedia: Vitamin