Real Ear Measurement- A measurement of the resonance of the ear canal, and the output of a hearing instrument while it is in the ear.  Also known as Probe Microphone Measurement.

Recruitment- The abnormal perception of loudness growth.  This affects all sounds louder than a person's thresholds of hearing.

Rehabilitation- Re-learning a skill or ability lost to injury or illness.

Resource Room- One-on-one time for children with disabilities which is outlined in the I.E.P.

Role Model- One who is like us that we emulate and strive to be like.

Self-Contained Class- An educational placement within a public school where all students have a similar disability or functional level.

Sensorineural Hearing Loss- Hearing loss involving damage or malformation of the inner ear or auditory nerve.

Sign Language- A visual-gestural language used by deaf and hard of hearing people, their friends and families.

Speech Spectrum- The range of frequency and amplitude (pitch and loudness) of average conversational speech. Also known as the "speech banana."

Speechreading- A communication method which correlates mouth and facial movements to spoken words.

Stethoclip- A tool used by parents and teachers to listen to a child's hearing instrument.

Transpositional Aids- Hearing aids which convert inaudible high frequency sounds to lower frequencies where there is still usable hearing.

Vibrotactile Aid- A device which converts sounds into vibrations which are felt using vibrators worn on the wrist or around the chest.