deaf-aid

from WordNet (r) 3.0 (2006)

deaf-aid
    n 1: an electronic device that amplifies sound and is worn to
         compensate for poor hearing [syn: {hearing aid}, {deaf-
         aid}]

from The Collaborative International Dictionary of English v.0.48

deaf-aid \deaf-aid\ n.
   an electronic device which amplifies sound and is worn to
   compensate for poor hearing.

   Syn: hearing aid.
        [WordNet 1.5] deaf and dumb

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