euphonium

American  

[yoo-foh-nee-uhm] / juˈfoʊ ni əm /

noun

1. a brass musical instrument similar to the baritone tuba but somewhat smaller, with a wider bore and mellower tone, and often having a second bell.

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euphonium British  

/ juːˈfəʊnɪəm /

noun

1. a brass musical instrument with four valves; the tenor of the tuba family. It is used mainly in brass bands

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Etymology

Origin of euphonium

First recorded in 1860–65; euph(ony) + (harm)onium

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Example Sentences

See Examples For:

euphonium

Carys's 11-year-old sister, Eliza, who plays the euphonium, will also perform at the Abbey.

From BBC ● Dec. 5, 2025

Ada Brooks, her mouth dry from nerves, lifted the bell of her euphonium, a smaller relative of the tuba, and prepared to play the notes that could determine her future.

From New York Times ● May 27, 2024

The ensemble’s set was diverse, including a world-premiere composition called “Resolute Fanfare,” as courtly as its title suggests, by guest euphonium player Gail Robertson.

From Washington Post ● Dec. 22, 2020

At Woodbridge High, he was the captain of the hockey team, president of the Latin club and a player of the trombone and the euphonium in the band, his first formal musical training.

From Los Angeles Times ● Sep. 5, 2019

I looked for the euphonium player and saw a slender black man with his face turned toward the sun, singing through the upturned bells of the horn.

From "Invisible Man" by Ralph Ellison

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