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.
America’s corporate brands are a global powerhouse, fueled by customers who shop like their lives depend on it. — Ramishah Maruf, CNN Money, 8 July 2026 Save over $700 today and get this gaming powerhouse for $1,499, before the deal vanishes. — Juhi Wadia, PC Magazine, 6 July 2026 The nucleus is there and the Chicago White Sox are in prime position to add substantial fuel to a potential powerhouse ball club. — Chuck Murr, Forbes.com, 7 July 2026 As military logistics increasingly turn toward automation, this tiny powerhouse proves that on the future battlefield, size might matter a lot less than smart technology. — Mrigakshi Dixit, Interesting Engineering, 8 July 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 10 Jul. 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

More from Merriam-Webster on powerhouse

Nglish: Translation of powerhouse for Spanish Speakers

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