Glossary
Terms used in accessibility research and practice. Each entry has a definition, common aliases, and category tags.
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- Algebra Earcon(also: Mathematical Earcon, Math Sound)
- A non-speech auditory cue designed to represent the structural components of mathematical expressions, allowing blind users to perceive the overall shape and nesting of an expression without relying solely on sequential speech output. Algebra earcons use variations in rhythm,…
- AsTeR(also: Audio System for Technical Readings)
- An interactive computing system developed by T. V. Raman in his 1994 PhD thesis at Cornell University that converts LaTeX documents into navigable audio documents. AsTeR parses electronic documents into a tree structure that listeners can interactively browse, enabling…
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