Definition: Equipment that provides mentally or physically disabled persons with a means of communication. The aids include display boards, typewriters, cathode ray tubes, computers, and speech synthesizers. The output of such aids includes written words, artificial speech, language signs, Morse code, and pictures.
Other names Telecommunications Devices for the Deaf; Speech Synthesizers; Communication Boards; Communication Aids for Handicapped; Augmentative and Alternative Communications System; Text Telephones; Text Telecommunications; Text Telecommunication Device; Telecommunications, Text; Telecommunication, Text; Telecommunication Devices, Text; Telecommunication Device, Text; TTY Telephones; Synthesizers, Speech; Synthesizer, Speech; Speech Synthesizer; Communication Board; Text Telephone; Text Telecommunication Devices; Text Telecommunication