unison

U1N1I1S1O1N1
/ˈjunɪsən//ˈjunɪzən/

noun

Identical pitch between two notes or sounds; the simultaneous playing of notes of identical pitch (or separated by one or more octaves).

“The unison has a pitch ratio of 1:1.”

Less commonFirst used 15th c.Scrabble 6

Meanings

unison1

noununison (usually uncountable, plural unisons)

plural unisons

  1. uncountableusuallyacousticsentertainmentIdentical pitch between two notes or sounds; the simultaneous playing of notes of identical pitch (or separated by one or more octaves).First known use 15th c.

    The unison has a pitch ratio of 1:1.

    1 more example

    The young principal timpanist, Timothy Genis, was superb throughout, though his sidekick timpanist sometimes lagged in the final unisons.

    2007 July 16, James R. Oestreich, “With Levine as Tour Guide, a Journey Through Mahler’s Third Symphony”, in New York Times
  2. uncountableusuallyacousticsentertainmentA sound or note having the same pitch as another, especially when used as the base note for an interval; a unison string.First known use 15th c.

    I could not behold him without emotion; when he accosted me, his well-known voice made my heart vibrate, like a musical chord, when its unison is struck.

    1751, [Tobias] Smollett, The Adventures of Peregrine Pickle […], volume (please specify |volume=I to IV), London: Harrison and Co., […], →OCLC
  3. uncountableusuallyThe state of being in harmony or agreement; harmonious agreement or togetherness, synchronisation.First known use 17th c.

    Everyone moved in unison, but the sudden change in weight distribution capsized the boat.

  4. broadlyuncountableusuallyTwo or more voices speaking or singing the same words together.

UNISON2

proper noun

Unison3

proper noun
  1. Alternative letter-case form of UNISON (“British trade union for public-sector workers”).

Synonyms & antonyms

Origin

unison · noun

  1. Medieval Latinūnisonus“having the same sound”
  2. Middle Frenchunisson
  3. Middle Englishunisoun
  4. Englishunison

From Middle English unisoun, from Middle French unisson, from Medieval Latin ūnisonus (“having the same sound”), from ūni- + sonus (“sound”).

Full word history & related roots →

UNISON · proper noun

Since 1993. Created as a play on unison, as the united workers act in unison.

Full word history & related roots →

Translations

Afrikaans unisoon
  • unisoonmusic: the simultaneous playing of an identical note more than once
Bulgarian съзвучие, съгласие
  • съзвучие (săzvučie)music: the simultaneous playing of an identical note more than once
  • съгласие (săglasie)the state of being together, in harmony, at the same time
  • хармония (harmonija)the state of being together, in harmony, at the same time
Chinese Mandarin 同音, 齊唱 /齐唱
  • 同音 (tóngyīn)music: the simultaneous playing of an identical note more than once
  • 齊唱 /齐唱 (qíchàng)music: the simultaneous playing of an identical note more than once
  • 齊奏 /齐奏 (qízòu)music: the simultaneous playing of an identical note more than once
  • 一致 (yīzhì)the state of being together, in harmony, at the same time
  • 和諧 /和谐 (héxié)the state of being together, in harmony, at the same time
French unisson
  • unissonmusic: the simultaneous playing of an identical note more than once
German Unisono, Einklang
  • Unisonomusic: the simultaneous playing of an identical note more than once
  • Einklangmusic: the simultaneous playing of an identical note more than once
  • Einklangthe state of being together, in harmony, at the same time
  • Gleichklangthe state of being together, in harmony, at the same time
  • Eintrachtthe state of being together, in harmony, at the same time
Irish comh-airde, aoncheol
  • comh-airdemusic: the simultaneous playing of an identical note more than once
  • aoncheolmusic: the simultaneous playing of an identical note more than once
  • aontachtmusic: the simultaneous playing of an identical note more than once
  • comhréirthe state of being together, in harmony, at the same time
Italian unisono
  • unisonomusic: the simultaneous playing of an identical note more than once
Japanese 同音, ユニゾン
  • 同音 (dōon)music: the simultaneous playing of an identical note more than once
  • ユニゾン (yunizon)music: the simultaneous playing of an identical note more than once
  • 斉唱 (seishō)music: the simultaneous playing of an identical note more than once
  • 斉奏 (seisō)music: the simultaneous playing of an identical note more than once
  • 和同 (wadō)the state of being together, in harmony, at the same time
  • 一致 (itchi)the state of being together, in harmony, at the same time
Polish unisono, unisono
  • unisonomusic: the simultaneous playing of an identical note more than once
  • unisonothe state of being together, in harmony, at the same time
Romanian primă, unison
  • primămusic: the simultaneous playing of an identical note more than once
  • unisonmusic: the simultaneous playing of an identical note more than once
Russian унисо́н, согла́сие
  • унисо́н (unisón)music: the simultaneous playing of an identical note more than once
  • согла́сие (soglásije)the state of being together, in harmony, at the same time
Spanish unísono
  • unísonothe state of being together, in harmony, at the same time
Swedish samråd
  • samrådmusic: the simultaneous playing of an identical note more than once

Rhymes & wordplay

Sounds the same

Anagrams

Cite this entry
APA

unison. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/unison

MLA

“unison.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/unison. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “unison,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/unison.

Source: unison on Wiktionary, CC BY-SA 4.0.