1. Incapacity of perceiving sounds; the state of the organs which prevents the impression which constitute hearing; want of the sense of hearing.
2. Unwillingness to hear; voluntary rejection of what is addressed to the understanding.
Nervous deafness, a variety of deafness dependent upon morbid change in some portion of the nervous system, especially the auditory nerve.
n : partial or complete loss of hearing [syn: hearing loss]