braille
This article contains Unicode Braille characters. [1]
Actually there is a braille code for every foreign language you can imagine including French, Spanish, Chinese, Arabic, and Hebrew. [2]
Braille is writing system which enables blind and partially sighted people to read and write through touch. [3]
A system of writing and printing for blind or visually impaired people, in which varied arrangements of raised dots representing letters and numerals are identified by touch. [4]
The letter “y” has dots 1, 3, 4, 5, and 6. [2]
The Braille system is a method that is widely used by blind people to read and write, and was the first digital form of writing. [...] Braille is derived from the Latin alphabet, albeit indirectly. [1]
Braille uses special characters called contractions to make words shorter. [...] The braille code is used for words and for numbers in sentences or page numbers, but when students take math class they learn a different code called the Nemeth code. [2]
Braille Bug is a registered trademark of the American Foundation for the Blind. [5]
This article is about the blind writing method. [1]
The alphabet and the digits 0 - 9 in the modern Braille system. [4]
A dot may be raised at any of the six positions to form sixty-four (2) possible subsets, including the arrangement in which no dots are raised. [1]
The Frenchman Louis Braille invented the system in 1824. [4]
At the beginning of a word, this same character stands for the word “to” although the character is written in Braille with no space following it; this contraction was removed in the Unified English Braille Code. [1]
Sources:
[1] Braille - Wikipedia, the free encyclopedia
[2] Braille: Deciphering the Code…
[3] Braille alphabet
[4] Braille: Definition from Answers.com
[5] Braille Bug