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auxin

/ˈɔksən/
IPA guide

Other forms: auxins

Definitions of auxin
  1. noun
    a plant hormone that promotes root formation and bud growth
    see moresee less
    types:
    IAA, indoleacetic acid
    a plant hormone promoting elongation of stems and roots
    indolebutyric acid
    a synthetic plant hormone promoting elongation of stems and roots
    type of:
    growth regulator, phytohormone, plant hormone
    (botany) a plant product that acts like a hormone
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