1. Name given to vitamin E by its discoverer, but now a generic term for vitamin E and compounds chemically related to it, with or without biological activity; similar in chemical structure and properties to vitamins K and coenzyme Q. 2. A methylated tocol or methylated tocotrienol.
- mixed tocopherols concentrate a source of vitamin E, obtained by vacuum distillation of edible vegetable oils or their by-products.

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to·coph·er·ol tō-'käf-ə-.rȯl, -.rōl n any of several fat-soluble oily phenolic compounds with varying degrees of antioxidant vitamin E activity esp ALPHA-TOCOPHEROL

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to·coph·er·ol (to-kofґər-ol) [toco- + Gr. pherein to carry + -ol] any of a series of structurally similar compounds, methyl-substituted tocols, some of which have biological vitamin E activity.

Medical dictionary. 2011.

Look at other dictionaries:

  • tocophérol — [ tɔkɔferɔl ] n. m. • 1948; de toco et gr. pherein « transporter » ♦ Biochim. Alcool organique entrant dans la composition de la vitamine E (de fertilité). ● tocophérol ou tocoférol nom masculin Substance ayant une activité vitaminique E.… …   Encyclopédie Universelle

  • Tocopherol — Tocopherol, Vitamin E, zu den fettlöslichen Vitaminen gehörende Gruppe chemisch verwandter Stoffe – aufgebaut aus einem Chromanring mit isoprenoider Seitenkette – deren wichtigster Vertreter, α Tocopherol, in Getreidekeimlingen besonders… …   Deutsch wörterbuch der biologie

  • tocopherol — ► NOUN ▪ vitamin E, a compound found in wheatgerm oil, egg yolk, and leafy vegetables and important in stabilizing cell membranes. ORIGIN from Greek tokos offspring + pherein to bear …   English terms dictionary

  • tocopherol — [tō käf′ər ôl, tō käf′ərōl΄] n. [< Gr tokos (see TOCOLOGY) + pherein, to BEAR1 + OL1] any of a group of four closely related viscous oils that constitute vitamin E and occur chiefly in wheat germ oil, cottonseed oil, lettuce, etc …   English World dictionary

  • Tocopherol — Tocopherols (or TCP) are a class of chemical compounds of which many have vitamin E activity. It is a series of organic compounds consisting of various methylated phenols. Because the vitamin activity was first identified in 1936 from a dietary… …   Wikipedia

  • Tocopherol — Strukturformel (RRR) Isomer von Tocopherol Allgemeines …   Deutsch Wikipedia

  • Tocophérol — Vitamine E La vitamine E ou tocophérol est une vitamine liposoluble (c est à dire soluble dans les lipides, mais insoluble dans l eau). Elle est reconnue comme étant essentiellement un antioxydant, elle freine le vieillissement cutané et assure… …   Wikipédia en Français

  • tocopherol — noun Etymology: International Scientific Vocabulary, ultimately from Greek tokos childbirth, offspring (akin to Greek tiktein to beget) + pherein to carry, bear more at thane, bear Date: circa 1936 any of several fat soluble oily phenolic… …   New Collegiate Dictionary

  • tocopherol — (= a tocopherol; vitamin E) Protects unsaturated membrane lipids from oxidation and may prevent free radical damage …   Dictionary of molecular biology

  • Tocopherol — Vitamin E * * * To|co|phe|rol [griech. tókos = Geburt, Gebären u. phérein = tragen, forttragen, bringen; ↑ ol (1)], das; s, e; S: Tokopherol: Sammelbez. für bes. reichlich in pflanzlichen Samenölen vorkommende Derivate des Tocol genannten 2… …   Universal-Lexikon

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