powerful

adjective

pow·​er·​ful ˈpau̇(-ə)r-fəl How to pronounce powerful (audio)
Synonyms of powerfulnext
1
: having great power, prestige, or influence
a powerful leader
2
: leading to many or important deductions
a powerful set of postulates

Examples of powerful in a Sentence

The country is becoming more and more powerful. powerful drugs that attack cancer cells The cash bonus provides a powerful incentive to workers. The perfume has a powerful smell. It's a very powerful movie. The dog has a powerful body. She has a powerful voice. The weapons are very powerful. The aardvark uses its powerful claws to dig for food.
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.
Burke was named chair of the powerful City Council Committee on Finance and retained the title until 1986. Kori Rumore, Chicago Tribune, 2 May 2026 Quattro is the company’s nickname for a more powerful upper stage for the New Glenn rocket, which will feature four BE-3U engines instead of the two currently powering the booster. Stephen Clark, ArsTechnica, 1 May 2026 At its center is a character called the Lizard Demon, an amalgamation of powerful, predatory men. Alison Weinflash, Rolling Stone, 1 May 2026 Earlier research had already established that identical twins share more similar body odors, and odor is one of the most powerful signals a mosquito reads. Ryan Brennan may 1, Sacbee.com, 1 May 2026 See All Example Sentences for powerful

Word History

First Known Use

15th century, in the meaning defined at sense 1

Time Traveler
The first known use of powerful was in the 15th century

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Cite this Entry

“Powerful.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/powerful. Accessed 5 May. 2026.

Kids Definition

powerful

adjective
pow·​er·​ful ˈpau̇(-ə)r-fəl How to pronounce powerful (audio)
: full of or having power or influence : strong, effective
powerfully adverb

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