vitamin A alcohol
vitamin A1 vitamin A1 n. retinol ({C20H30O}), one of the substances also called {vitamin A}. It is also called more specifically {vitamin A alcohol}. It is a required factor for human nutrition. The USP unit of activity is equal to 0.30 micrograms of retinol.

Syn: retinol. [WordNet 1.5 +PJC]


The Collaborative International Dictionary of English. 2000.

Look at other dictionaries:

  • vitamin A alcohol — Retinol Ret i*nol, n. [Gr. ??? resin + L. oleum oil.] 1. (Chem.) A hydrocarbon oil {C32H16}, obtained by the distillation of resin, used as a solvent, as an antiseptic, and in printer s ink. [1913 Webster +PJC] 2. One of the compounds which… …   The Collaborative International Dictionary of English

  • vitamin A — vitamin A1 vitamin A1 n. retinol ({C20H30O}), one of the substances also called {vitamin A}. It is also called more specifically {vitamin A alcohol}. It is a required factor for human nutrition. The USP unit of activity is equal to 0.30… …   The Collaborative International Dictionary of English

  • vitamin A — axerophthol axerophthol n. 1. a vitamin essential for normal vision ({C20H30O}); it prevents night blindness or inflammation or dryness of the eyes; same as {vitamin A}. One U.S.P. unit of vitamin A is equivalent to 0.30 micrograms of pure… …   The Collaborative International Dictionary of English

  • vitamin A — Retinol Ret i*nol, n. [Gr. ??? resin + L. oleum oil.] 1. (Chem.) A hydrocarbon oil {C32H16}, obtained by the distillation of resin, used as a solvent, as an antiseptic, and in printer s ink. [1913 Webster +PJC] 2. One of the compounds which… …   The Collaborative International Dictionary of English

  • Vitamin A — Systematic (IUPAC) name (2E,4E,6E,8E) 3,7 Dimethyl …   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 A — is retinol. Carotene compounds (found, for example, in egg yolk, butter and cream) are gradually converted by the body to vitamin A (retinol). A form of vitamin A called retinal is responsible for transmitting light sensation in the retina of the …   Medical dictionary

  • vitamin A — n. a fat soluble aliphatic alcohol, C20H29OH, found in fish liver oil, egg yolk, butter, etc. or derived from carotene in carrots and other vegetables: a deficiency of this vitamin results in night blindness, a general susceptibility to… …   English World dictionary

  • Vitamin A deficiency — Infobox Disease Name = PAGENAME Caption = Retinol DiseasesDB = 13902 ICD10 = E50.9 ICD9 = ICD9|264.9 ICDO = OMIM = MedlinePlus = eMedicineSubj = med eMedicineTopic = 2381 MeshID = D014802 Vitamin A deficiency is common in developing countries but …   Wikipedia

  • vitamin A — n. 1) biochem. nut a yellow, fat soluble terpene alcohol, C20H30O, obtained from carotene and occurring in green and yellow vegetables, egg yolk, etc.: essential to the protection of epithelial tissue and the prevention of night blindness Also… …   From formal English to slang

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