Medical Dictionary
Main Entry:
braillePronunciation:
'brA(&)l Function:
noun often capitalized : a system of writing for the blind that uses characters made up ofraised dots —
braille transitive verb brailledbraill·ing Braille /broy,/ Louis (1809–1852), French inventor andteacher. Braille was blind and while at a school for the blind in Paris met Charles Barbier. Barbier had devised a system of writing for the blind in which simple messages coded in dots were embossedon cardboard. In 1824 Braille started work on adapting this system, developing a system in which a six-dot code represented letters and characters. He published treatises on his system in 1829 and1837.
[breyl] 
noun, verb, Brailled, Braill⋅ing.