( n. )
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.
( n. )
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.
Webster's Revised Unabridged English Dictionary. Пересмотренный полный словарь английского языка Webster. 2012