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.
Astute Analytica says the global heritage tourism market is fueled by the financially powerful 50+ demographic's surging demand for authentic cultural experiences. Michael Goldstein, Forbes.com, 21 Jan. 2026 This year’s luncheon will feature a powerful lineup of speakers whose personal experiences and professional leadership reflect the many dimensions of breast cancer impact from survivorship and advocacy to innovation in care and research. Ut Community Press, San Diego Union-Tribune, 21 Jan. 2026 That is very powerful, not to be so influenced by trends or actually knowing what's right for you and owning that and what works for you. Clare Mulroy, USA Today, 20 Jan. 2026 Singapore was ranked as having the most powerful passport in the world for 2026, earning the top spot for the third year in a row. Michael Cappetta, Travel + Leisure, 20 Jan. 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 23 Jan. 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

More from Merriam-Webster on powerful

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