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For the purposes of this survey, please use the following definitions: Deaf - An individual who has a permanent hearing loss and is not able to understand or discriminate speech sounds in verbal communication, with or without amplification (hearing aids) and relies primarily on visual forms of communication (such as sign language or lipreading) Hard of Hearing - An individual who has a permanent hearing impairment which is severe enough to necessitate the use of amplification devices to understand or discriminate speech sounds in verbal communication, and relies primarily of auditory/oral forms of communication. |