Glossary
Searchable terminology from accessibility, web standards, and related fields.
840 results found in assistive technology.
- Bluetooth Foot Pedal (Page Turn Pedal, Wireless Foot Pedal)
- A wireless input device operated by foot that connects to tablets, computers, or specialized music-reading hardware via Bluetooth to enable hands-free page turning of digital music scores. Bluetooth f…
- Bluetooth Low Energy (BLE, Bluetooth LE, Bluetooth Smart)
- A wireless communication technology designed for short-range data transmission with minimal power consumption. In accessibility contexts, BLE is widely used for indoor positioning and wayfinding syste…
- Bluetooth beacon (BLE beacon, iBeacon)
- A small wireless transmitter that uses Bluetooth Low Energy (BLE) to broadcast signals to nearby devices, enabling indoor positioning and proximity detection. In accessibility applications, beacon net…
- Body Doubling (Parallel Working, Co-Working for Focus)
- A productivity and focus strategy commonly used by people with ADHD and other executive function challenges, where having another person present — physically or virtually — helps with task initiation …
- Bone Conduction (Bone Conduction Headphones, Bone Conduction Audio)
- A method of transmitting sound vibrations through the bones of the skull directly to the inner ear, bypassing the outer and middle ear. Bone conduction headphones rest on the cheekbones or temples rat…
- Bone Conduction Headphones (Bone Conducting Headphones, Bonephones)
- Audio devices that transmit sound through the bones of the skull directly to the inner ear, bypassing the outer and middle ear. Unlike traditional headphones, bone conduction headphones leave the ear …
- Bone Conduction Headset (Bone Conduction Headphones, Bone Conduction Audio)
- An audio device that transmits sound vibrations through the bones of the skull directly to the inner ear, bypassing the outer and middle ear and leaving the ear canal open. For people who are blind or…
- Bone conduction (Bone conduction hearing, Bone anchored hearing)
- Bone conduction is a method of sound transmission that delivers audio vibrations through the bones of the skull directly to the inner ear, bypassing the outer and middle ear. Bone conduction technolog…
- Bone conduction headphones (Bone conduction earphones, Bone conduction audio)
- Audio devices that transmit sound through vibrations on the skull bones rather than through the ear canal, leaving the ears open to ambient environmental sounds. For people with visual impairments usi…
- Bounce Keys
- An operating system accessibility feature that introduces a brief delay after a key press during which the same key cannot be reactivated. This prevents bounce errors — unintentional repeated presses …
- Braille Cell (Braille Character, Six-Dot Cell)
- The fundamental unit of the Braille writing system, consisting of a rectangular arrangement of up to six raised dots in a 3x2 matrix (three rows, two columns). Each dot position is numbered 1-6, with …
- Braille Display (Braille Terminal, Refreshable Braille Display)
- An electromechanical device that displays braille characters using small pins that raise and lower dynamically, enabling blind users to read digital text through touch. Traditional braille displays pr…
- Braille Embosser (Braille Printer)
- A specialized printer that produces braille text and tactile graphics by pressing raised dots into heavy paper or card stock. Braille embossers range from personal devices to high-volume production ma…
- Braille Input (Braille Keyboard Input, Braille Screen Input)
- A text entry method that allows users to type characters using Braille code on a device, rather than a standard QWERTY keyboard. On touchscreen devices, Braille input typically maps finger taps or ges…
- Braille Label (Braille Signage, Braille Tag)
- A label or sign that includes text in Braille to provide information to people who read Braille. In museums and public spaces, Braille labels are placed on exhibits, room signs, elevator buttons, and …
- Braille Labeling (Braille Labels, Braille Signage)
- The practice of adding braille text to physical objects, signs, models, or controls to make them accessible to blind users who read braille. While braille labeling is important for accessibility in pu…
- Braille Notetaker (Braille Note Taker, Braille PDA)
- A portable electronic device designed specifically for blind and low-vision users that combines a refreshable Braille display with a Braille keyboard for input, allowing users to take notes, read docu…
- Braille Translation Software (Braille Transcription Software, Braille Converter)
- Software that converts print text into braille or braille into print, applying the appropriate contraction rules, formatting conventions, and code systems (such as UEB or Nemeth). Braille translation …
- BrailleNote (BrailleNote Touch, Braille Notetaker)
- A portable electronic device designed for blind users that combines a refreshable braille display with note-taking, reading, and computing capabilities. BrailleNote devices (manufactured by HumanWare)…
- Brain-Computer Interface (BCI, Brain-Machine Interface, BMI)
- A direct communication pathway between the brain and an external device that enables users to control computers, prosthetics, or other systems using neural signals rather than physical movement. BCIs …