
(from the article `computer`) The most familiar example of a communication device is the common telephone modem (from modulator/demodulator). Modems modulate, or transform, a ...
Found on
http://www.britannica.com/eb/a-z/c/119

Hardware that allows a person who has difficulty using their voice clearly to use words or symbols for communication. May range in complexity from a simple picture board to complex electronic devices that allow personalized, unique construction of ideas.
Found on
https://www.washington.edu/doit/glossary-disability-related-terms
No exact match found.