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tinnitus

Pronunciation: tin'i-tus, ti-ni'tus

Definition: Perception of a sound in the absence of an environmental acoustic stimulus. The sound can be a pure tone or noise including (ringing, whistling, hissing, roaring, or booming) in the ears. Tinnitus is usually associated with a loss of hearing. The site of origin of the sound percept may be in the central auditory pathways even if the initial lesion is in the end organ of the auditory system.

[L. a jingling, fr. tinnio, pp. tinnitus, to jingle, clink]

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© Copyright 2017 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.
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