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

But the retail powerhouse is uniquely positioned to serve as a third place, according to Kyte. — Jessica Guynn, USA Today, 16 Sep. 2026

LuxExperience purchased Yoox Net-a-porter from Richemont in April 2025 creating a digital luxury powerhouse. — David Moin, Footwear News, 16 Sep. 2026

Estée Lauder has been a major name in beauty for about 80 years, growing from its namesake line into a global powerhouse that customers are willing to pay up for. — Stephanie Link, CNBC, 15 Sep. 2026

While retrograde, powerhouse Pluto makes the power dynamics beneath these social connections crystal clear. — Valerie Mesa, PEOPLE, 15 Sep. 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