The most common and most likely answer to this crossword clue is the 7 letter word DETUNED
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The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does DETUNED mean?
DETUNED verb- To intentionally lower or raise the pitch produced by a musical instrument. Often done to produce sounds not normally possible, or in the case of stringed instruments to reduce tension for the purposes of shipping or maintenance.
- To alter the capacitance of a circuit such that its resonant frequency differs from the incoming frequency.
- Having undergone detuning.