- synthetic vitamin
- 合成维生素
English-Chinese Dictionary of Agriculture (英汉农业大词典). 2013.
synthetic vitamin
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vitamin K — n. a fat soluble vitamin, synthesized constantly by intestinal bacteria in mammals and occurring in certain green vegetables, fish meal, etc., that promotes blood clotting and is required for the synthesis of prothrombin by the liver: the two… … Universalium
Vitamin C — This article is about ascorbic acid as a nutrient; for its chemical properties, see the article ascorbic acid; for other uses, see the disambiguation page. Vitamin C … Wikipedia
Vitamin — This article is about the set of organic compounds. For the nutritional supplement preparation, see multivitamin. For the manga, see Vitamin (manga) … Wikipedia
vitamin A — a yellow, fat soluble, solid terpene alcohol, C20H30O, 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. Also… … Universalium
Vitamin E — Alpha tocopherol, an antioxidant vitamin which binds oxygen free radicals that can cause tissue damage. Deficiency of vitamin E can lead to anemia. Vitamin E may play a possible role in preventing heart disease and cancer of the lung and prostate … Medical dictionary
Vitamin K — has also been used as a slang term for ketamine, an unrelated anaesthetic. Vitamin K1 (phylloquinone). Both forms of the vitamin contain a functional naphthoquinone ring and an aliphatic side chain. Phylloquinone has a phytyl side chain … Wikipedia
Vitamin B12 — Systematic (IUPAC) name α (5,6 dimethylbenzimidazolyl)coba … Wikipedia
Vitamin D — is a group of fat soluble prohormones, the two major forms of which are vitamin D2 (or ergocalciferol) and vitamin D3 (or cholecalciferol).cite web|url=http://dietary supplements.info.nih.gov/factsheets/vitamind.asp|title=Dietary Supplement Fact… … Wikipedia
Vitamin A — Systematic (IUPAC) name (2E,4E,6E,8E) 3,7 Dimethyl … Wikipedia
vitamin K2 — vitamin K2, vitamins K2 vitamins K2 . one of the two K vitamins, actually a mixture of homologous fat soluble substituted naphthoquinones (called {menaquinones}), ({C11H7O2[C5H8]nH}), where n may be 1 to 13 but is mostly 7 to 9. The term is also… … The Collaborative International Dictionary of English
Vitamin K — One of two naturally occurring fat soluble vitamins (vitamin K1 and vitamin K2) needed for the clotting of blood because of an essential role in the production of prothrombin (a clotting factor). The term vitamin A may also refer to a synthetic… … Medical dictionary
