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

Wednesday’s game is the city’s biggest match yet as the two international powerhouses face off for a spot in Sunday’s final against Spain. — Andre Butso, AJC.com, 15 July 2026

Neither side has played to the best of their abilities thus far, but both powerhouses have been smart and savvy enough to get the job done. — Ben Church, CNN Money, 15 July 2026

Over the last decade, China reversed its brain drain, luring thousands of skilled workers back home to help fuel its rise as a technology powerhouse. — Priyanka Salve, CNBC, 15 July 2026

Colombian star Greeicy will also join for three dates, ensuring the tour is full of powerhouse women. — Lucas Villa, Rolling Stone, 14 July 2026

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