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

Since joining Lyonnes on loan and eventually permanently from the NWSL’s Portland Thorns in 2022, the Golden native has scored 27 goals in all competitions, helping lead the French powerhouse to four league titles, a UEFA Women’s Champions League title and a Coupe de France Féminine. —Braidon Nourse, Denver Post, 18 Apr. 2026

The powerhouse is privately owned and has been closed since 2023. —Paula Wethington, CBS News, 18 Apr. 2026

Group stage matches for soccer powerhouses Brazil, France, Germany and England, along with other nations, begin June 13. —ABC News, 17 Apr. 2026

The reaction turned out to be a powerhouse. —Mrigakshi Dixit, Interesting Engineering, 17 Apr. 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