powerhouse

noun

pow·​er·​house ˈpau̇(-ə)r-ˌhau̇s How to pronounce powerhouse (audio)
Synonyms of powerhousenext
1
a
: power plant sense 1
b
: a source of influence or inspiration
2
: one having great power: such as
a
: one having great drive, energy, or ability
a powerhouse rock band
b
: an athletic team characterized by strong aggressive play

Synonyms of powerhouse

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Examples of powerhouse in a Sentence

The country is an economic powerhouse. Their company became a powerhouse in the video game industry. She's a powerhouse on the tennis court. This year's team is a powerhouse that's winning its games easily. Seaweed is a powerhouse of vitamins and minerals. He is a powerhouse of ideas.
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.
Packaging makes application messy This silky K-beauty essence pairs NAD+ with niacinamide and a powerhouse blend of 50 (yes, really, 50) peptides. — Sheryl George, Glamour, 2 Sep. 2026 For years the country was known globally as a manufacturing powerhouse, producing garments for brands like Nike and Calvin Klein, but few outside the region could name a Vietnamese designer. — Dan Q. Dao, Condé Nast Traveler, 2 Sep. 2026 Representing a basketball powerhouse high school in Changchun, Zhang and his team finished third at a national tournament. — Fred He, CNN Money, 2 Sep. 2026 Based on James Graham’s Tony-winning play of the same name, Ink heads back to 1969 London to tell the story of how Murdoch transformed a struggling newspaper into a tabloid powerhouse. — Lily Brown, PEOPLE, 2 Sep. 2026 See All Example Sentences for powerhouse

Word History

First Known Use

1870, in the meaning defined at sense 1a

Time Traveler
The first known use of powerhouse was in 1870

Rhymes for powerhouse

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Browse Nearby Words

power grid
powerhouse
power landing
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Cite this Entry

“Powerhouse.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/powerhouse. Accessed 4 Sep. 2026.

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Kids Definition

powerhouse

noun
pow·​er·​house ˈpau̇(-ə)r-ˌhau̇s How to pronounce powerhouse (audio)
1
: power plant
2
: a person or thing having unusual strength or energy
Last Updated: - Updated example sentences
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