growth regulator

noun

: any of various synthetic or naturally occurring plant substances (such as an auxin or gibberellin) that regulate growth

Examples of growth regulator in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
One potential solution is plant growth regulators, of which one type could delay the early blooms. — Evan Lasseter, ajc, 10 July 2023 Sprayers are used to apply pesticides, growth regulators, and nutrients to ensure a healthy crop. — Andrew J. Hawkins, The Verge, 6 Jan. 2025 The farming methods of today are a stark contrast as pesticides and growth regulators are used to override the instincts of nature. — Anna Haines, Forbes, 28 Oct. 2024 John Deere also plans to release driverless tractors that can spray nut orchards with pesticides, growth regulators, and nutrients for the trees. — Ben Kesslen, Quartz, 6 Jan. 2025 See All Example Sentences for growth regulator

Word History

First Known Use

1936, in the meaning defined above

Time Traveler
The first known use of growth regulator was in 1936

Rhymes for growth regulator

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Browse Nearby Words

growth potential
growth regulator
growth ring
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Cite this Entry

“Growth regulator.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/growth%20regulator. Accessed 7 Jul. 2026.

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More from Merriam-Webster on growth regulator

Britannica.com: Encyclopedia article about growth regulator

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