from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. Any of a group of closely related, fat-soluble alcohols constituting vitamin E and similar compounds.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. Any of several isomers of the principal component of vitamin E, each containing a chromanol ring and an isoprene side-chain.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. a fat-soluble vitamin that is essential for normal reproduction; an important antioxidant that neutralizes free radicals in the body


Greek tokos, offspring; see tocology + Greek pherein, to carry; + -ol1.
(American Heritage® Dictionary of the English Language, Fourth Edition)



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