Definitions

from The American Heritage® Dictionary of the English Language, 5th Edition.

  • 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.

from 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.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun biochemistry 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.

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

  • noun a B vitamin that aids in body growth

Etymologies

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

[Greek biōtos, life; see biotic + –in.]

Examples

  • Wagner-Jauregg, for example, found biotin is identical to

    Richard Kuhn and the Chemical Institute: Double Bonds and Biological Mechanisms

  • Grapefruit Seed contains the whole spectrum of the vitamin-B group, with a particularly high content of biotin, which is responsible for the utilization of dietary body fats, facilitating the metabolism of carbohydrates, fats and proteins (and the utilization of other B-complex vitamins).

    Wil's Ebay E-Store

  • Grapefruit Seed contains the whole spectrum of the vitamin-B group, with a particularly high content of biotin, which is responsible for the utilization of dietary body fats, facilitating the metabolism of carbohydrates, fats and proteins (and the utilization of other B-complex vitamins).

    Wil's Ebay E-Store

  • Grapefruit Seed contains the whole spectrum of the vitamin-B group, with a particularly high content of biotin, which is responsible for the utilization of dietary body fats, facilitating the metabolism of carbohydrates, fats and proteins (and the utilization of other B-complex vitamins).

    Wil's Ebay E-Store

  • Grapefruit Seed contains the whole spectrum of the vitamin-B group, with a particularly high content of biotin, which is responsible for the utilization of dietary body fats, facilitating the metabolism of carbohydrates, fats and proteins (and the utilization of other B-complex vitamins).

    Wil's Ebay E-Store

  • Grapefruit Seed contains the whole spectrum of the vitamin-B group, with a particularly high content of biotin, which is responsible for the utilization of dietary body fats, facilitating the metabolism of carbohydrates, fats and proteins (and the utilization of other B-complex vitamins).

    Wil's Ebay E-Store

  • Grapefruit Seed contains the whole spectrum of the vitamin-B group, with a particularly high content of biotin, which is responsible for the utilization of dietary body fats, facilitating the metabolism of carbohydrates, fats and proteins (and the utilization of other B-complex vitamins).

    Wil's Ebay E-Store

  • Grapefruit Seed contains the whole spectrum of the vitamin-B group, with a particularly high content of biotin, which is responsible for the utilization of dietary body fats, facilitating the metabolism of carbohydrates, fats and proteins (and the utilization of other B-complex vitamins).

    Wil's Ebay E-Store

  • Grapefruit Seed contains the whole spectrum of the vitamin-B group, with a particularly high content of biotin, which is responsible for the utilization of dietary body fats, facilitating the metabolism of carbohydrates, fats and proteins (and the utilization of other B-complex vitamins).

    Wil's Ebay E-Store

  • Grapefruit Seed contains the whole spectrum of the vitamin-B group, with a particularly high content of biotin, which is responsible for the utilization of dietary body fats, facilitating the metabolism of carbohydrates, fats and proteins (and the utilization of other B-complex vitamins).

    Wil's Ebay E-Store

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