[1] : The Collaborative International Dictionary of English v.0.48

deafness \deaf"ness\, n.
   1. incapacity of perceiving sounds; the state of the organs
      which prevents the impression which constitute hearing;
      want of the sense of hearing.
      1913 webster

   2. unwillingness to hear; voluntary rejection of what is
      addressed to the understanding.
      1913 webster

   nervous deafness, a variety of deafness dependent upon
      morbid change in some portion of the nervous system,
      especially the auditory nerve.
      1913 webster
see also:
nervous deafness 

Deafness >> D Words
Deafness, definition of term: Deafness
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Nervous >> N Words
Nervous, definition of term: Nervous
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Nervous System >> N Words
Nervous System, definition of term: Nervous System
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Nervous Exhaust >> N Words
Nervous Exhaust, definition of term: Nervous Exhaust
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Nervous Breakdo >> N Words
Nervous Breakdo, definition of term: Nervous Breakdo
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Central Nervous >> C Words
Central Nervous, definition of term: Central Nervous
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