piano

1 of 2

adverb or adjective

: at a soft volume : soft
—used as a direction in music
plural pianos
: a musical instrument having steel wire strings that sound when struck by felt-covered hammers operated from a keyboard

Examples of piano in a Sentence

Noun Do you play the piano? He takes piano lessons on Wednesdays.
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Noun
Howard created multiple variations, including a piano-and-cello duet and orchestral arrangements. — Jazz Tangcay, Variety, 3 Oct. 2026 But on the piano, laser-beamed into his songcraft, he’s quietly electrified, at seemingly at peace as his tenorous vocal glissando and nimble fingerwork on the piano produce shiveringly tender folk ballads that echo Harry Nilsson and Van Morrison. — Ryan Lattanzio, IndieWire, 2 Oct. 2026 Get it at 50 percent off and complete the set with matching bowls featuring the whole Peanuts gang in designs with bats and pumpkins, Snoopy’s doghouse, pirates, Schroeder’s piano, pumpkin patches, cute costumes, and more. — Caley Sturgill, Southern Living, 2 Oct. 2026 The sun set on a successful first day at Aftershock on Thursday night as My Chemical Romance made everyone cry with a single piano note. — Camila Pedrosa, Sacbee.com, 2 Oct. 2026 See All Example Sentences for piano

Word History

Etymology

Adverb or adjective

Italian, from Late Latin planus smooth, from Latin, level — more at floor

Noun

Italian, short for pianoforte, from gravicembalo col piano e forte, literally, harpsichord with soft and loud; from the fact that its tones could be varied in loudness

First Known Use

Adverb Or Adjective

1683, in the meaning defined above

Noun

1772, in the meaning defined above

Time Traveler
The first known use of piano was in 1683

Browse Nearby Words

Cite this Entry

“Piano.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/piano. Accessed 8 Oct. 2026.

Kids Definition

piano

1 of 2 adverb or adjective
: in a soft or quiet manner
—used as a direction in music

piano

2 of 2 noun
plural pianos
: a musical instrument consisting of a large frame holding steel wire strings that sound when struck by felt-covered hammers which are operated from a keyboard
pianist
pē-ˈan-əst, 
ˈpē-ə-nəst
noun
Etymology

Noun

from Italian piano "a keyboard musical instrument," a shortened form of pianoforte, from piano "soft" and forte "loud"; so called because, unlike earlier keyboard instruments, it could be played with varying degrees of loudness

Biographical Definition

Piano

biographical name

Renzo 1937–     Italian architect

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