Glossary
Terms used in accessibility research and practice. Each entry has a definition, common aliases, and category tags.
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- Push-to-Talk(also: PTT, Push to talk)
- An interaction pattern where a user presses and holds (or taps) a dedicated button to signal the start of an input — historically used in two-way radios, now common in voice assistants and conversational interfaces as an alternative to continuous listening. In accessibility…
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