Glossary
Searchable terminology from accessibility, web standards, and related fields.
8 results found in Nonvisual Interaction.
- Audio Emphasis Level (AEL)
- A sonification technique that represents the degree of visual emphasis applied to text (such as larger font size, bold styling, or color changes) using distinct audio cues layered onto speech output. …
- Background Color Music (BCM)
- A sonification technique that maps the background colors of visually distinct content regions on a web page to recognizable melodies, allowing blind users to perceive the color-based grouping structur…
- Eye-Gaze in Sign Language (Eye Gaze, Gaze Direction)
- The use of eye direction and movement as a grammatical and communicative feature in sign languages. In American Sign Language and other sign languages, eye-gaze serves multiple linguistic functions in…
- Foreground Sound (FS)
- In sonification-based web accessibility interfaces, a non-speech audio cue that represents individual content elements within a web page, such as links, images, or text blocks. Foreground sounds are d…
- Graphical Semantic Enhancement (Semantic Graphics, Labeled Graphics)
- The practice of enriching graphical objects with meaningful text labels, descriptions, and metadata so that they can be understood non-visually. In accessible drawing and diagramming tools, graphical …
- Grid-Based Interface (Grid Navigation Interface)
- An interaction paradigm that divides a screen or workspace into a grid of cells, allowing users to navigate by specifying grid coordinates rather than precise pixel positions. Grid-based interfaces ar…
- IC2D (Integrated Communication 2 Draw)
- A drawing application developed at UC Berkeley that enables blind and visually impaired users to create, explore, and label graphical images using a keyboard-operated grid-based auditory interface. IC…
- Tactilization (Tactile Rendering, Haptic Rendering)
- The process of converting visual or abstract information into tactile representations that can be perceived through the sense of touch. In accessibility, tactilization transforms content such as web p…