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Pronunciation: to-kof'er-ol


  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 biologic activity; similar in chemical structure and properties to vitamins K and coenzyme Q.
  2. A methylated tocol or methylated tocotrienol.

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review date: Sep 19, 2016.