powerhouse

noun

pow·​er·​house ˈpau̇(-ə)r-ˌhau̇s 

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

• achiever
• hustler
• highflier
• enterpriser
• self-starter
• go-getter
• go-ahead
• live wire

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

Adding a younger player like Tucker will help the organization be a powerhouse for years to come. —Drew Vonscio, MSNBC Newsweek, 11 Nov. 2025

Since then, it’s evolved into platinum blonde and now colors – as Sinner remarked – aptly resembling Turin’s powerhouse football team, Juventus. —Aleks Klosok, CNN Money, 11 Nov. 2025

Meanwhile, companies are creating powerhouses not previously seen in health care, by racking up smaller purchases that aren’t expensive enough to trigger federal review. —Elisabeth Rosenthal, Miami Herald, 11 Nov. 2025

But, for a second straight year, the powerhouse fell short. —Emily Olsen, New York Times, 11 Nov. 2025

Word History

First Known Use

1870, in the meaning defined at sense 1a

Rhymes for powerhouse

• boardinghouse
• charterhouse
• clearinghouse
• coffeehouse
• customhouse
• firehouse
• meetinghouse
• motherhouse
• packinghouse
• pilothouse
• slaughterhouse
• summerhouse

Kids Definition

powerhouse

noun

pow·​er·​house ˈpau̇(-ə)r-ˌhau̇s 

1

: power plant

2

: a person or thing having unusual strength or energy