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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
Look for baits that contain an insect growth regulator (IGR), which affects their reproductive abilities.
—Arricca Elin Sansone, Southern Living, 31 Oct. 2024
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
One potential solution is plant growth regulators, of which one type could delay the early blooms.
—Evan Lasseter, ajc, 10 July 2023
Its dual-action formula contains both an insecticide and an insect growth regulator to effectively kill adult fleas and prevent their eggs from hatching.
—Amber Smith, Discover Magazine, 24 June 2023
This shampoo contains an insect growth regulator that prevents fleas from reproducing.
—Amber Smith, Discover Magazine, 17 Oct. 2022
Precor, an insect growth regulator, provides the protection that your pup needs.
—Amber Smith, Discover Magazine, 23 Oct. 2022
Verdant produces sheets, stickers and labels containing a plant growth regulator that slows the ripening of fruits, produce and flowers.
—Evan Ramstad, Star Tribune, 2 July 2021
They are dosed with growth regulators to keep them compact, and their production timing has been honed down to a science that would make a Swiss watchmaker proud.
—Paul Cappiello, The Courier-Journal, 8 May 2020
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Word History
First Known Use
1936, in the meaning defined above
Dictionary Entries Near growth regulator
Cite this Entry
“Growth regulator.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/growth%20regulator. Accessed 28 Nov. 2024.
More from Merriam-Webster on growth regulator
Britannica.com: Encyclopedia article about growth regulator
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