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

Nico O’Reilly, a defender for powerhouse Manchester City, was impressed with the turnout. —Pete Grathoff, Kansas City Star, 14 June 2026

On Sunday, there’s a World Cup debutant taking on a powerhouse, two dark horses meeting in Texas, and two matchups that have plenty of intrigue despite flying under the radar a little bit. —Ben Church, CNN Money, 14 June 2026

While powerhouse Germany is favored to win, don’t rule Curaçao out. —Alex Connor, USA Today, 14 June 2026

That’s the same organization who run the World Whiskies Awards out of the UK--an industry powerhouse with two decades worth of prestige. —Brad Japhe, Forbes.com, 14 June 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