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Glossary

Terms used in accessibility research and practice. Each entry has a definition, common aliases, and category tags.

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Nemeth Braille Code(also: Nemeth Code, Nemeth Mathematics Braille)
A system of Braille encoding developed by Abraham Nemeth in 1946 for representing mathematical and scientific notation, widely used in the United States and some other English-speaking countries. The Nemeth Code uses combinations of standard six-dot Braille cells with…
Nomadic Text Entry(also: Mobile Text Entry, On-the-Go Texting)
The practice of inputting text on a mobile device while moving through or actively engaging with the physical environment, as opposed to typing while stationary. For people who are blind or visually impaired, nomadic text entry presents unique challenges because it requires…
Non-Visual Cooking(also: Blind Cooking, Cooking Without Vision)
The practice of preparing food without relying on visual information, as performed by blind and low vision individuals. Non-visual cooking involves distinctive strategies including tactile exploration to locate and verify ingredients and tools, spatial memorization of kitchen…
Non-Visual Makeup(also: Blind Makeup Application, Accessible Makeup)
The practice and process of applying cosmetics without relying on visual feedback, as performed by people who are blind or have low vision. Non-visual makeup involves embodied, tactile-first strategies including finger-based product application for direct sensory feedback,…
Non-Visual Web Browser(also: Self-Voicing Browser, Audio Web Browser, Talking Browser)
A web browser specifically designed for users who cannot see the screen, providing audio-based or haptic interfaces for navigating and interacting with web content. Unlike standard screen readers that overlay existing visual browsers, non-visual browsers are purpose-built to…
Nonvisual Programming(also: Non-Visual Programming, Blind Programming)
The practice of writing, navigating, debugging, and managing software code without relying on visual display, typically using screen readers, braille displays, and audio cues. Nonvisual programmers face unique challenges with syntax highlighting, code indentation, error…

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