hearing aid

Noun
  1. An electronic device that amplifies sound and is worn to compensate for poor hearing (synset 103511871)
    is a type of: electronic device - a device that accomplishes its purpose electronically
    same as: deaf-aid
  2. A conical acoustic device formerly used to direct sound to the ear of a hearing-impaired person (synset 103511704)
    is a type of: acoustic device - a device for amplifying or transmitting sound
    same as: ear trumpet

Other Searches