Glossary
Terms used in accessibility research and practice. Each entry has a definition, common aliases, and category tags.
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- Braille(also: Braille System, Braille Code)
- A tactile writing system used by people who are blind or have low vision, consisting of patterns of raised dots arranged in cells of up to six dots in a 3x2 configuration. Each cell represents a letter, number, punctuation mark, or other symbol. Developed by Louis Braille in…
- Braille Contractions(also: Braille Short Forms, Braille Abbreviations)
- Abbreviated representations in Grade 2 braille where a single braille cell or short sequence of cells stands for a common word, letter combination, or word fragment. For example, a single cell can represent the word "the" or the letter group "ing." Contractions follow…
- Braille Literacy(also: Braille Reading and Writing)
- The ability to read and write using the braille system, a tactile code of raised dots representing letters, numbers, and symbols. Braille literacy is fundamental to educational achievement, employment, and independence for people who are blind or have low vision. It encompasses…
- Braille literacy(also: Braille fluency)
- The ability to read and write using the Braille tactile writing system of raised dots. Braille literacy rates among blind people have declined significantly — from over 50% in the 1960s to under 10% in some countries — due to factors including mainstreaming in education, reduced…
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