au·di·om·e·ter (ô'dē-ŏm'ĭ-tər) n. An instrument for measuring hearing activity for pure tones of normally audible frequencies. Also called sonometer. au'di·o·met'ric (-ō-mět'rĭk) adj., au'di·om'e·try n.
audiometer au·di·om·e·ter (ô'dē-ŏm'ĭ-tər) n. An electrical instrument for measuring the threshold of hearing for pure tones of normally audible frequencies generally varying from 200 to 8000 hertz and recorded in decibels.
au'di·o·met'ric (-ō-mět'rĭk) adj. au'di·o·me·tri'cian (-ō-mə-trĭsh'ən) n. au'di·om'e·tryn.