Pronunciation: (vī'tu-min; Brit. also vit'u-min), [key]
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. Also,vi•ta•minePronunciation: (vī'tu-min, -mēn"; Brit. also vit'u-min, -mēn"). [key]
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.