Vitamer
vitamer vi·ta·mer (vī’tə-mər)
n.
One of two or more related chemical substances that fulfill the same specific vitamin function.
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- Vitamin
noun 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. noun 1. any of a group of substances that are essential, in small quantities, for the normal functioning of metabolism in the […]
- Vitamin-a
noun 1. a yellow, fat-soluble, solid terpene alcohol, C 20 H 30 O, obtained from carotene and occurring in green and yellow vegetables, egg yolk, etc.: essential to growth, the protection of epithelial tissue, and the prevention of night blindness. noun 1. a yellow oil, C 20 H 28 O, similar to vitamin A, obtained […]
- Vitamin-a2
noun 1. a yellow oil, C 20 H 28 O, similar to vitamin A, obtained from fish liver. noun 1. a vitamin that occurs in the tissues of freshwater fish and has a function similar to that of vitamin A. Formula: C20H28O Also called dehydroretinol vitamin A2 n. A golden yellow oil occurring chiefly in […]
- Vitamin a acid
vitamin A acid n. See retinoic acid.
- Vitamin-a-aldehyde
noun 1. retinal2 .