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Meaning of vitamin

vi•ta•min

Pronunciation: (vī'tu-minBrit.also vit'u-min), [key]
— n.
  1. any of a group of organic substances essential in small quantities to normal metabolism, found in minute amounts in natural foodstuffs or sometimes produced synthetically: deficiencies of vitamins produce specific disorders.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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