Glossary
Terms used in accessibility research and practice. Each entry has a definition, common aliases, and category tags.
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- On-Demand Simplification(also: On-demand text simplification, User-initiated simplification)
- An interaction pattern for Automatic Text Simplification reading-assistance tools in which the user explicitly requests a simpler version of a word, phrase, or sentence — typically via hover, click, or tap — rather than having the system pre-apply simplifications to the page…
- Orthographic Depth(also: Orthographic Transparency, Spelling Transparency)
- A measure of how consistently a written language maps between its spelling (graphemes) and pronunciation (phonemes). Shallow or transparent orthographies like Spanish, Finnish, and Italian have highly consistent letter-to-sound correspondences, while deep or opaque orthographies…
- Orthography(also: Spelling System, Writing System)
- The conventional spelling system of a language, including the rules and patterns that govern how sounds (phonemes) are represented by written symbols (graphemes). Languages vary in orthographic depth: shallow or transparent orthographies like Spanish and Italian have consistent…
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