indolebutyric acid
noun Date: 1936 a crystalline acid C12H13NO2 similar to indoleacetic acid in its effects on plants

New Collegiate Dictionary. 2001.

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  • indolebutyric acid — [in′dō΄byo͞o tir′ik] n. a plant hormone, C12H13NO2, that promotes the growth of roots …   English World dictionary

  • indolebutyric acid — noun a synthetic plant hormone promoting elongation of stems and roots • Hypernyms: ↑auxin * * * | ̷ ̷ˌ ̷ ̷ ̷ ̷| ̷ ̷ ̷ ̷ noun Etymology: indolebutyric from indole + butyric : a crystalline acid (C8H6N)CH2CH2CH2COOH similar to indoleacetic acid in …   Useful english dictionary

  • indolebutyric acid — /in dohl byooh tir ik, in /, Biochem. a white or yellowish, crystalline, water insoluble powder, C12H13O2N, a plant hormone similar to indoleacetic acid and used for the same purposes. [1935 40; INDOLE + BUTYRIC] * * * …   Universalium

  • indolebutyric acid — white crystalline acid that is a natural plant hormone …   English contemporary dictionary

  • indolebutyric acid — in′dole•bu•tyr′ic ac′id [[t]ˈɪn doʊl byuˈtɪr ɪk, ˌɪn [/t]] n. biochem. a white or yellowish, crystalline, water insoluble powder, C12H13O2N, a plant hormone similar to indoleacetic acid and used for the same purposes • Etymology: 1935 …   From formal English to slang

  • Indole-3-butyric acid — Chembox new Name = Indole 3 butyric acid ImageFile=Indole 3 butyric acid structure.svg IUPACName = 1H Indole 3 butanoic acid OtherNames = indole 3 butyric acid 3 indolebutyric acid indolebutyric acid IBA Section1 = Chembox Identifiers SMILES =… …   Wikipedia

  • in|dole|bu|tyr|ic acid — «IHN dohl byoo TIHR ihk», a synthetic compound used to regulate plant growth and development: »A definite growth response was observed using as little as one part per billion of gibberellin or one part per million of indolebutyric acid… …   Useful english dictionary

  • seed and fruit — ▪ plant reproductive part Introduction       respectively, the characteristic reproductive (reproductive system, plant) body of both angiosperms (flowering plants) and gymnosperms (conifers, cycads, and ginkgos) and the ovary that encloses it.… …   Universalium

  • horticulture — horticultural, adj. horticulturist, n. /hawr ti kul cheuhr/, n. 1. the cultivation of a garden, orchard, or nursery; the cultivation of flowers, fruits, vegetables, or ornamental plants. 2. the science and art of cultivating such plants. [1670… …   Universalium

  • IBA — abbr. (in the UK) Independent Broadcasting Authority. * * * abbreviation indolebutyric acid * * * I.B.A. or IBA (no periods), Independent Broadcasting Authority (regulating commercial radio and television in Great Britain) …   Useful english dictionary

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