A condition in which the sense of hearing in both ears is not functional for ordinary purposes of life. The hearing level for speech is approximately 71 decibels I.s.o. (international organization for standardization) or 61 db a.s.a. (american standards association) or greater.

(12 Dec 1998)

deafferentation, deafferentation pain, deaf-mute, deafmutism < Prev | Next > deafness, sudden, deal, dealbation

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