The Collaborative International Dictionary
Nervous deafness
Deafness \Deaf"ness\, n.
Incapacity of perceiving sounds; the state of the organs which prevents the impression which constitute hearing; want of the sense of hearing.
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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.