Glossary
Searchable terminology from accessibility, web standards, and related fields.
899 results found in Assistive Technology.
- Tele-rehabilitation (Telerehab, Remote Rehabilitation, Virtual Rehabilitation)
- Tele-rehabilitation is the delivery of rehabilitation services remotely using information and communication technology, enabling therapy and cognitive training to occur in a person's home or community…
- Telehealth (Telepractice, Telemedicine, Virtual Healthcare)
- The delivery of healthcare services, clinical assessments, and therapeutic interventions remotely using telecommunications technology such as videoconferencing, phone calls, and digital platforms. Tel…
- Teleoperation (Remote Operation, Telerobotics)
- Teleoperation is the remote control of a physical system — a robot, manipulator, vehicle, or surgical instrument — by a human operator at a distance, typically using force-feedback haptic devices that…
- Telepresence Robot (Telepresence Device, Remote Presence Robot)
- A remotely controlled robot equipped with a mobile base, camera, microphone, and speaker that enables a user to navigate, observe, and interact with people and environments from a distance. Telepresen…
- Terminal Buffer (Accessible Terminal Buffer, Terminal Output Buffer)
- A text-based area in a terminal or command-line interface that stores and displays the output of executed commands. In accessibility contexts, an accessible terminal buffer allows screen reader users …
- Text Entry Rate (Typing Speed, Characters Per Minute, CPM, Words Per Minute, WPM)
- A measure of how quickly a user can input text using a given method, typically expressed in words per minute (WPM) or characters per minute (CPM). One word is conventionally defined as five characters…
- Text Generation Rate (TGR, Text Entry Rate, Text Entry Speed)
- The speed at which a user produces text, typically measured in words per minute (WPM) or characters per second. Text generation rate is a key performance metric in assistive technology evaluation beca…
- 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 Scaling Assistive Service (TSAS, Font Size Scaling)
- An Android platform service that allows users to increase or decrease the size of text displayed across applications. Text Scaling Assistive Service is critical for users with low vision who need larg…
- Text-Mode Browser (Text Browser, Terminal Browser, Console Browser)
- A web browser that renders web pages as text only, without displaying images or graphical layout, typically running in a command-line terminal or console environment. The most well-known text-mode bro…
- Text-to-Speech (TTS, Speech Synthesis)
- Technology that converts written text into spoken audio output. Text-to-speech is a fundamental component of many assistive technologies, including screen readers, audio description tools, and communi…
- The vOICe (vOICe)
- One of the earliest and most widely studied visual-to-auditory sensory substitution devices, developed by Peter Meijer in 1992. The vOICe converts camera images into sound by scanning left to right, m…
- Therapeutic Play (Play Therapy, Therapeutic Gaming)
- The use of play activities, games, toys, or interactive technology as a medium for achieving therapeutic or rehabilitative goals in children. Unlike recreational play, therapeutic play is structured o…
- Thermal Embosser (Thermal Swell Paper Printer)
- A device that produces tactile graphics by heating speciality swell paper (also called microcapsule paper) to raise areas printed with dark ink or toner. The microcapsules embedded in the paper expand…
- Thermo Pen (Thermal Pen, Heat Pen)
- A specialized drawing instrument that produces heat at its tip, used in conjunction with swell paper (microcapsule paper) to create instant raised-line tactile graphics. When the thermo pen is drawn a…
- Tiger Embosser (ViewPlus Tiger, Tiger Braille Printer)
- A brand of Braille embosser manufactured by ViewPlus Technologies that produces both Braille text and tactile graphics by pressing raised dots onto thick paper. Unlike traditional Braille embossers th…
- Time-Lapse Photography
- A photographic technique that captures a series of still images at set intervals over a period of time. In accessibility contexts, time-lapse photography has been explored as an alternative to video c…
- Tooltip (Form Field Tooltip, Accessible Name (PDF))
- In PDF forms, a tooltip is the programmatic label associated with a form field that assistive technologies read aloud when the user reaches that field. Unlike HTML, PDF does not have a native label-to…
- Touch Exploration (Explore by Touch, Touch-Based Exploration)
- An interaction method that allows users to discover on-screen content by moving their finger across a touchscreen, receiving audio feedback about elements under the fingertip. Touch exploration is fun…
- Touch Panel (Touch Tablet, Touch-Sensitive Panel, Digitizer Tablet)
- A flat, pressure-sensitive input surface that detects the position of a finger or stylus when it makes contact. Unlike touchscreens, which combine display and input on the same surface, a touch panel …