audiometric

[Eng. audiometer; -ic.] Pertaining to or connected with audiometry. âu-di-om-ět-ry, s. [Eng. audiometer; -y.] The act or practice of testing the sense of hearing, by means of the audiometer (q.v.). âu-di-phone, s. [Lat. audio = to hear, and Gr. φονή ( phone ) = a sound.] Acoustics: An instrument which enables deaf mutes to hear, and by which they can be taught to speak. A triangular plate of hardened caoutchouc, very sensitive to sound vibrations, is its e ential part. The patient, holding the audiphone, places the upper edge against his upper teeth; the sounds are gathered and conveyed to the auditory nerve by the teeth, and not by the tympanum.