hyperacousia
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hyperacusis — hy·per·acu·sis .hī pə rə k(y)ü səs n abnormally acute hearing * * * n. abnormally acute hearing or painful sensitivity to sounds. * * * hy·per·acu·sis (hi″pər ə kooґsis) [hyper + acou + sis] exceptionally acute hearing, the… … Medical dictionary