detune

• de-tune (music)

From de- +‎ tune.

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detune (third-person singular simple present detunes, present participle detuning, simple past and past participle detuned)

1. (music) To intentionally lower or raise the pitch produced by a musical instrument, often to produce sounds not normally possible, or to reduce tension in a stringed instrument for the purpose of shipping or maintenance.

   Synonym: untune

   Some avant-garde composers request that performers detune their instruments before playing.

2. (engineering) To alter the resonant frequency of a tuned system so that it is slightly different from a specified target frequency.

• IPA^(key): [deˈtune]

detune

1. third-person singular/plural present subjunctive of detuna