AUDIPHONE
Source: 567
Au″di‐phone (�), n. [[L. audire to hear + Gr. � sound.]] An instrument which, placed against the teeth, conveys sound to the auditory nerve and enables the deaf to hear more or less distinctly; a dentiphone.
Source: 567
Au″di‐phone (�), n. [[L. audire to hear + Gr. � sound.]] An instrument which, placed against the teeth, conveys sound to the auditory nerve and enables the deaf to hear more or less distinctly; a dentiphone.