take effect

idiomatic phrase

1
: to become operative
The new regulations will take effect next year.
2
: to begin producing an expected or intended effect or result
waiting for the drug to take effect

Examples of take effect 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.
Parents are opting out of vaccines, the Education Department is targeting diversity programs and new school meal regulations just took effect. Zachary Schermele, USA Today, 26 Aug. 2025 The law, which takes effect in July 2026, will impose penalties if students from kindergarten through eighth grade use their devices during school hours – from the first bell until dismissal. Ashley J. Dimella, FOXNews.com, 24 Aug. 2025 Under the original open banking rule finalized by the Biden administration in October 2024 and set to take effect next year, customers would’ve been able to access and share financial information tied to their bank accounts with fintechs and other third parties without incurring a fee. Julie Goldenberg, Forbes.com, 22 Aug. 2025 However, details released Thursday reveal that the lower rate won’t take effect until the EU takes separate action to reduce its own tariffs on US goods. Chris Isidore, CNN Money, 21 Aug. 2025 See All Example Sentences for take effect

Word History

First Known Use

14th century, in the meaning defined at sense 1

Time Traveler
The first known use of take effect was in the 14th century

Cite this Entry

“Take effect.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/take%20effect. Accessed 4 Sep. 2025.

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