Gibberellic-acid meaning

jĭb'ə-rĕl'ĭk
A plant hormone, C19 H22 O6 , that promotes processes such as seed germination, flowering, and stem elongation. It is also present in certain fungi.
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An acid, C19H22O6, isolated from various fungi and other plants, and used to increase the growth of plants and seedlings and to improve the yield of certain fruit-bearing plants.
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A plant hormone that promotes growth and that is the most important of the gibberellins. It is used commercially to break dormancy of plants, promote germination, and increase or retard the development of fruit. Gibberellic acid is also a metabolic byproduct of certain fungi. Chemical formula: C19H22O6.
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(biochemistry, organic chemistry) An organic compound, one of the gibberellins, obtained from the fungus Gibberella fujikuroi, that functions as a growth hormone in plants.
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Origin of gibberellic-acid

  • From gibberellin
    From American Heritage Dictionary of the English Language, 5th Edition