delayed auditory feedback

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de·layed au·di·tor·y feed·back

(DAF) (dĕ-lād' aw'di-tōr-ē fēd'bak)
1. A time-lapsed auditory signal that is recorded and then played back with a delay of a set number of milliseconds.
2. A system used for speech and stuttering treatment in which the subject's voice is recorded and played back, through an earpiece, with a time delay. The distraction caused by the altered feedback enhances fluency and slows speech rate for some users.
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