Glossary

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

108 results found in accessibility.

AI Fairness (Algorithmic Fairness, Fair AI)
The principle that AI systems should not create or reinforce unfair bias against particular groups. Standard AI fairness frameworks primarily address race and gender but are increasingly recognized as…
AI ethics (Artificial intelligence ethics, Machine learning ethics)
The field concerned with ensuring that artificial intelligence systems are developed and deployed in ways that are fair, transparent, accountable, and respectful of human rights. In accessibility cont…
Ability-Mediating Design
A design framework introduced by Radu-Daniel Vatavu that focuses on how interactive systems mediate and reshape users' abilities rather than adapting to fixed abilities. Its core principles are mediat…
Academic Accommodations (Educational Accommodations, Disability Accommodations)
Modifications to academic requirements, environments, or procedures provided to students with disabilities to ensure equal access to education. Common accommodations include extended test time, note-t…
Access Barrier (Accessibility Barrier, Barrier to Access)
Any obstacle that prevents or diminishes a disabled person's ability to complete a task, participate in an activity, or access information. Access barriers are not limited to complete inability (failu…
Accessibility Bug Report (ABR, Accessibility Defect Report)
A bug report that specifically documents an accessibility barrier or failure in software. These reports describe issues that prevent or hinder people with disabilities from using an application, such …
Accessibility Dongle (Disability Dongle)
A well-intentioned but ultimately useless or impractical solution to an accessibility problem that disabled people never actually needed or asked for. Coined by Liz Jackson in 2019, the term critiques…
Accessibility Remediation (A11y Remediation, Accessibility Repair)
The process of identifying and fixing accessibility barriers in digital products such as websites, mobile applications, or documents to bring them into compliance with accessibility standards and make…
Accessible Gesture Interaction (Inclusive Gesture Design)
The design and implementation of gesture-based interactions that can be effectively used by people with diverse abilities, including those with motor impairments, visual disabilities, or conditions su…
Accommodation Letter (Letter of Accommodation, LOA, Faculty Notification Letter)
A formal document produced by a university's disability services office that notifies faculty of their obligation to provide specific approved accommodations to a student with a disability. The letter…
Adaptive Sports (Para Sports, Disability Sports, Adapted Sports)
Sports that have been modified or specifically designed to enable participation by people with disabilities, including modifications to rules, equipment, or playing environments. Adaptive sports range…
Algorithmic Bias (AI Bias, Machine Learning Bias)
Systematic and unfair discrimination embedded in the outputs of algorithmic systems, arising from biased training data, flawed model design, or unrepresentative development processes. For people with …
Algorithmic Harm (AI Harm, Algorithmic Negative Outcome)
Any difficulty, disadvantage, or injury caused by the use of AI-driven systems, ranging from mere inconvenience to material harm. For people with disabilities, documented algorithmic harms include den…
Asynchronous Learning (Asynchronous Instruction)
A mode of education in which learners engage with instructional content on their own schedule rather than in real time with an instructor, typically via pre-recorded videos, written materials, or inte…
Audio Customization (Audio Control, Sound Customization)
The ability for users to modify the audio characteristics of media content, including removing background sounds, enhancing speech clarity, adjusting volume levels for different audio channels, and co…
Audio Denoising (Noise Removal, Audio Noise Reduction)
The process of removing unwanted background sounds, noise, or audio artifacts from an audio signal while preserving the primary content (typically speech). In video accessibility for ADHD, audio denoi…
Auditory Menu (Audio Menu, Speaking Menu)
A user interface menu that conveys its content and structure through audio rather than visual display. Auditory menus typically use text-to-speech to read menu item names and may incorporate non-speec…
Auto-Generated Captions (Automatic Captions, AI Captions, Machine-Generated Captions)
Captions automatically created by speech recognition technology without human review or editing. Video platforms like YouTube and TikTok offer auto-generated captions as a default accessibility featur…
Auxiliary Removal (Overlay Removal, Non-Essential Element Removal)
A video layout customization option that removes visual elements not directly related to the core video content, such as watermarks, logos, banners, breaking-news tickers, subscription prompts, and ot…
Beepball (Beep Baseball, Blind Baseball)
An adaptive version of baseball designed for players who are blind or visually impaired. The game uses a softball modified with a sound sensor that emits a beeping sound, and bases that buzz when acti…