Biotin

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  • noun. A colorless crystalline vitamin, C10H16N2O3S, of the vitamin B complex, essential for the activity of many enzyme systems and found in large quantities in liver, egg yolk, milk, and yeast.
  • the GNU version of the Collaborative International Dictionary of English
  • noun. a B vitamin (C10H16N2O3S) that aids in body growth; -- called also vitamin H and coenzyme R. It functions as a coenzyme in many carboxylation reactions.
  • Wiktionary, Creative Commons Attribution/Share-Alike License
  • noun. A sulfur-containing member of the vitamin B complex found in liver, egg yolk, milk and yeast, essential to the activity of multiple enzyme systems.
  • WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
  • noun. a B vitamin that aids in body growth
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    "Wagner-Jauregg, for example, found biotin is identical to"
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