Unison meaning

yo͝onĭ-sən, -zən
Unison is when multiple things are done at the same time, or when two or more musical instruments combine at the same pitch.

When you and someone else both say the exact same thing at the exact same time, this is an example of a situation where you are talking in unison.

noun
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2
Performance of an action at the same time.

Crew members rowing in unison; pigeons wheeling in unison.

noun
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2
Agreement; concord.

Their expectations were in unison.

noun
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2
The state of being together, in harmony, at the same time, as one, synchronized.

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

noun
8
2
An interval consisting of two identical musical pitches; prime.
noun
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1
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(music) The simultaneous playing of an identical note more than once.

The unison has a pitch ratio of 1:1.

noun
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1
Complete agreement; concord; harmony.
noun
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0
(in music): P1
abbreviation
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(UK, labor union) A public sector trade union in the UK.
pronoun
3
0
The action of speaking the same words simultaneously.

The children greeted their teacher in unison.

noun
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in unison
  • sounding the same note at the same time
  • sounding together in octaves
  • with all the voices or instruments performing the same part
  • uttering the same words, or producing the same sound, at the same time
idiom
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0

Idioms and Phrasal Verbs

Origin of unison

  • Middle English from Old French from Medieval Latin ūnisonus in unison from Late Latin monotonous Latin ūni- uni- Latin sonus sound swen- in Indo-European roots

    From American Heritage Dictionary of the English Language, 5th Edition

  • From Middle English unisoun, from Middle French unisson, from Medieval Latin unisonus (“having the same sound"), from Latin uni- + sonus (“sound").

    From Wiktionary