Glossary

Searchable terminology from accessibility, web standards, and related fields.

117 results found in Communication.

Teleconferencing Accessibility (Video Conferencing Accessibility, Remote Meeting Accessibility)
The practice of ensuring that teleconference and video conferencing platforms and meetings are usable by people with disabilities, including deaf and hard of hearing users, blind and low-vision users,…
Text Gloss (Text Glosses)
In Augmentative and Alternative Communication (AAC), a text label or annotation associated with a visual symbol (such as an icon or pictogram) on a communication device. The text gloss serves two purp…
Text Messaging (SMS, Short Message Service, Texting, MMS, Multimedia Messaging Service)
Text messaging is the exchange of short written messages between mobile devices over a cellular or data network, most commonly using the SMS (Short Message Service) or MMS (Multimedia Messaging Servic…
Tone indicator (Tone tag)
A text-based marker appended to online messages to explicitly signal the intended emotional tone or communicative intent, such as /s for sarcasm, /j for joking, /gen for genuine, or /srs for serious. …
Translanguaging
The practice of drawing on multiple languages within a single interaction or communication act, leveraging a person's full linguistic repertoire rather than treating languages as separate, bounded sys…
Transliteration (Sign Language Transliteration)
The word-by-word conversion of text from one system into another — for example, rendering a name in one script using the characters of another. In sign-language accessibility the term has a specific m…
Turn-Taking
The process by which participants in a conversation manage who speaks when, including how speakers signal they are finished and how listeners indicate they want to contribute. Turn-taking norms are ty…
Unaided AAC (Unaided Augmentative and Alternative Communication, Body-Based AAC)
The branch of Augmentative and Alternative Communication that relies solely on the user's body — gestures, facial expressions, vocalisations, manual signs, body orientation — without an external devic…
Video Phone (Videophone, VP)
A telecommunications device that enables real-time video and audio communication between two or more parties. For Deaf and hard of hearing people, video phones are essential communication tools that a…
Videoconferencing (Video Conferencing, Video Calling, Video Meetings)
Real-time audio-and-video communication between two or more people over a network, typically mediated by a software platform such as Zoom, Microsoft Teams, Google Meet, WhatsApp, or WeChat. Videoconfe…
Visual Communication (VIC)
A method of conveying information, ideas, and meaning through visual elements such as images, icons, symbols, and pictographs rather than through spoken or written language. In accessibility contexts,…
Visual Supports (Visual Aids, Visual Cues)
Pictures, symbols, photographs, written words, objects, or other visual items used to support communication, learning, and behaviour in individuals with developmental disabilities, particularly autism…
Visual Vocabulary (Picture-Based Vocabulary, Icon Vocabulary)
A collection of words or concepts represented through images, icons, or pictorial symbols rather than text alone. Visual vocabularies are widely used in augmentative and alternative communication (AAC…
Vocal Development (Speech Development, Vocal Production Development)
The process by which individuals acquire and refine the ability to produce speech sounds and vocalizations. In typically developing children, vocal development progresses through stages from cooing an…
Vocal Stereotypy (Vocal Stereotypies, Vocal Stim)
Repetitive, non-functional vocalizations that serve no apparent communicative purpose, commonly observed in individuals with autism spectrum disorder and other developmental disabilities. Vocal stereo…
Voice over IP (VoIP, Internet Telephony, IP Telephony)
Technology that enables voice communication over internet protocol networks rather than traditional telephone lines. VoIP applications such as Skype, Zoom, and Teams allow voice and video calls over t…
Wideband Audio (HD Voice, High-Definition Audio)
Audio transmission that captures a broader range of frequencies (typically 50-7000 Hz or higher) compared to narrowband telephony (300-3400 Hz), resulting in clearer and more natural-sounding speech. …