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A graphic record of a listener's absolute threshold for pure tones as a function of the frequency of the tones, a full description of auditory acuity as measured by an audiometer. It is often plotted in terms of hearing loss (deviations from average thresholds) in decibels as a function of frequency. [From Latin audio I hear, from audire to hear + Greek gramme a line]

Subjects: Medicine and Health — Psychology.

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