Recent Examples on the WebKelp’s main phytohormones are auxin, gibberellin and cytokinin.—Jeff Lowenfels, Anchorage Daily News, 20 Apr. 2023 More important, however, are the phytohormones contained in kelp.—Jeff Lowenfels, Anchorage Daily News, 20 Apr. 2023
These examples are programmatically compiled from various online sources to illustrate current usage of the word 'phytohormone.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
Word History
Etymology
borrowed from German Phytohormon, from phyto-phyto- + Hormonhormone
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