Receiver: Changes enhanced signals back into sound waves so the brain can properly perceive them.
Real ear testing – the measure of sound in the ear canal by means of a probe tube and computerized equipment.
Rechargeable – a hearing instrument designed with rechargeable battery.
Remote volume control – wireless, remote control device that allows the user to adjuste hearing aid.
Retro cochlear: A designation for the part of the human auditory system that includes the acoustic nerve, the brainstem and the brain.
Reverberation: The interference noted when an individual hears sounds “bounce” around the inside of a room.
Reverse-Slope Audiogram: A description of the graph of an individual’s thresholds in which the hearing is poorer in the lower frequencies and the hearing loss is less pronounced or the hearing is normal in the higher frequencies.
Round window – Membrane-covered opening between the scala tympani of the inner ear and the middle ear.