New York Air Brake on Beebee Island before final move to its present site. ...
<otolaryngology> Slightly diminished auditory sensitivity, with hearing threshold levels above the normal limit so that the impairment is measurable in decibels. ... Origin: Gr. Akousis = hearing ... (11 Jan 1998) ... 
(hi″po-ә-ku´sis) slightly diminished hearing.
Type: Term Pronunciation: hī′pō-ă-kū′sis Synonyms: hypacusis
hypoacusis, hypoacusia Slightly diminished auditory sensitivity, with the hearing threshold levels above the normal limit so that impairment is measurable in decibels.