Glossary
Terms used in accessibility research and practice. Each entry has a definition, common aliases, and category tags.
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- On Input(also: WCAG 3.2.2)
- WCAG 2.1 success criterion 3.2.2 (Level A) requires that changing the setting of any user interface component does not automatically cause a change of context (e.g., submitting a form, navigating to a new page, or moving focus to another component) unless the user has been…
- Overlap Error(also: Key Overlap Error, Simultaneous Key Press Error)
- A typing error that occurs when two keys are pressed down at the same time, typically when a finger accidentally activates an adjacent key while moving toward the intended key, or when a user's hand rests on a key unintentionally. Overlap errors are particularly common among…
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