Accessibility Glossary

Our Accessibility Glossary provides important terms and definitions to help you understand and implement best practices for web accessibility.

# A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

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A

A11Y

A11Y stands for web accessibility. Learn how to make websites inclusive, compliant, and SEO-friendly.

Accessibility

Discover what digital accessibility means, why it’s crucial, and how to make your website inclusive and usable for all users.

Accessibility Audit

An accessibility audit identifies and resolves digital barriers to ensure WCAG compliance and user inclusion.

Accessibility Center

The Accessibility Centre helps public institutions in Germany implement barrier-free access by providing legal, technical, and practical guidance.

Accessibility Conformance Report

Learn how ACR assesses digital accessibility, identifies vulnerabilities & helps organizations comply with legal requirements.

Accessibility Remediation

Make your website accessible to everyone! Learn how to fix common accessibility issues, improve user experience, and ensure legal compliance.

Accessibility Statement

Show your commitment to inclusivity with an Accessibility Statement! Learn why it matters, what to include, and how it benefits all users.

Accessibility Testing

Ensure your website is accessible to all! Learn about accessibility testing, WCAG guidelines, and tools to improve usability for everyone.

Accessible Design

Make your website accessible to everyone! Learn key design tips like alt text, captions, and keyboard navigation for a better user experience.

Alternative Text

Learn how to write effective alt text for accessibility. Improve user experience, SEO, and inclusivity with simple, clear image descriptions.

ARIA

Explore how ARIA attributes improve accessibility for users with assistive technologies on complex web apps.

Assistive Learning Device

Discover how digital aids such as screen readers, speech software make learning & accessing knowledge easier for everyone.

Assistive Technology

Assistive technology helps people with disabilities interact with digital content more effectively and independently.

Audio Accessibility

Find out how subtitles, transcripts and sign language make videos & podcasts accessible and promote digital inclusion.

Audio Description

Audio description narrates visual elements in media, enabling blind users to understand scenes, actions, & settings, improving accessibility and inclusion.

Awareness Raising

Raising awareness helps reduce barriers, foster inclusion, and educate people about digital accessibility, enabling equal participation for all users.

B

Barrier-free Access

Barrier-free access removes obstacles in digital and physical spaces, ensuring people with disabilities can participate equally & access content effortlessly.

Barrierefreiheit Stärkungsgesetz (BFSG)

Learn about Germany’s BFSG, which mandates accessibility for digital services, banking, and e-commerce. Compliance is required by June 2025.

BITV

BITV defines digital accessibility rules in Germany for public sector websites and applications for web accessibility.

Blindness

Accessibility for blind individuals ensures equal access to technology, spaces & services. Screen readers, braille & audio cues make a difference!

Braille

Braille is a system that helps blind people read and write. It uses raised dots on paper or other surfaces that can be felt.

C

Closed Captions

Closed captions make videos accessible to all by aiding the deaf, non-native speakers & viewers in noisy places. Improve reach & inclusivity!

Cochlear Implant

Cochlear implants help people with severe hearing loss hear again, improving communication, education, and accessibility in daily life.

Cognitive Accessibility

Cognitive accessibility ensures digital content is understandable and usable for people with learning or memory difficulties.

Conformance Level

Learn about the differences between WCAG conformance levels & how they improve digital accessibility & usability.

Contrast Ratio

Strong visual contrast ensures text is readable for people with visual impairments, enhancing accessibility and clarity across websites and digital content.

D

Deaf Culture

Discover how Deaf culture strengthens accessibility and promotes inclusion through language, values and traditions.

Deaf vs deaf

Learn the key differences between "Deaf" and "deaf" and why they matter for accessibility. Explore Deaf culture, identity, and inclusive communication.

Deafness

Discover how digital accessibility supports deaf individuals through captions, sign language, and assistive tech. Learn key tools and best practices.

Design for All

Design for All creates environments and products that everyone can use, regardless of age, ability, or background, without requiring special adaptations.

Digital Accessibility

Learn about digital accessibility and how to make websites and apps inclusive for all users, including people with disabilities. Simple tips inside!

Disability

Learn how accessibility and inclusion empower people with disabilities. Discover key strategies to remove barriers and create a more inclusive world.

Disability Equality Act (BGG)

The BGG ensures equal rights and non-discrimination for people with disabilities in public institutions and services across Germany.

Disability-friendly

Discover how “disability-friendly” differs from true accessibility. Learn why meeting full accessibility standards is essential for inclusive web design.

Diversity, Equity, and Inclusion

Discover how DEI and accessibility work together to create accessible spaces for all. Learn practical ways to promote diversity, equity, and inclusion.

Document Remediation

Ensure accessibility with document remediation. Learn how to create inclusive PDFs, Word files, and more for better usability and legal compliance.

E

EAA

The European Accessibility Act (EAA) sets common EU standards to ensure digital products and services are accessible for people with disabilities.

Easy Language

Easy Language simplifies text with basic words and grammar, helping people with cognitive impairments understand and use digital content effectively.

Environmental, Social, and Governance

Learn how ESG factors enhance accessibility in business. Improve inclusivity through environmental, social, and governance best practices.

G

German Sign Language (DGS)

German Sign Language (DGS) is a legally recognized visual language in Germany, used by Deaf people for communication & accessibility.

H

Hard of Hearing

Improve accessibility for hard of hearing users with captions, transcripts, and inclusive design. Make digital content more accessible for all.

Hearing Aids

Hearing aids improve accessibility by enhancing communication, safety, and independence for those with hearing loss. Find the right one for you.

Hearing Impairment

Improving accessibility for hearing impairment through assistive devices, captions, sign language, and awareness to grow accessible world.

I

Inclusion

Inclusion ensures all users can fully participate online, removing barriers and providing equal opportunities for accessibility and self-determined digital experiences.

Inclusive Design

Inclusive design ensures accessible, usable, and equitable experiences for everyone.

Inclusivity

Inclusivity for accessibility ensures equal access to physical and digital spaces, improving usability, user experience, and compliance with regulations.

Input Assistance

Learn how accessibility with input assistance improves usability with keyboard shortcuts, auto-suggestions, & voice input while ensuring EAA compliance.

Input Device

Learn about accessible input devices like adaptive keyboards, voice recognition, & Braille displays, making technology more accessible for all.

Invisible Disability

Invisible disabilities impact daily life. Learn why accessibility matters, key accommodations, and how to create accessible spaces for all individuals.

J

JAWS

Discover how the JAWS screen reader works, what features it offers and how to make websites optimally accessible for JAWS users.

K

Keyboard Navigation

Make your website accessible with keyboard navigation. Learn best practices for tab order, focus indicators, & testing to improve usability for all users.

Keyboard Operability

Keyboard accessibility allows all users to navigate websites efficiently. Learn its importance, benefits, and best practices from the NITSAN glossary.

L

Lip Reading

Lip reading enhances communication for the deaf and hard of hearing. Learn its benefits, challenges, and how to support accessibility in daily life.

Low Vision

Improve web accessibility for low vision users with high contrast, resizable text, clear navigation, & alt text to create an accessible digital experience

M

Mobility Aids

Mobility aids help people with physical impairments move safely and independently, both indoors and outdoors, ensuring accessibility and dignity.

Motor Impairment

Make digital experiences accessible for users with motor impairments through keyboard navigation, larger buttons, voice control, and inclusive design.

N

NVDA

NVDA, the free screen reader, helps blind users access digital content, navigate the web independently, and improves overall accessibility online.

P

Photosensitivity

Ensure web accessibility for users with photosensitivity. Learn how to reduce brightness, avoid flashing elements, & create comfortable digital experiences

Public Accommodations

Learn why accessibility in public spaces matters and how businesses can ensure equal access for all under the EAA.

R

Readability

Learn how to improve readability and accessibility for a better user experience, wider reach, and legal compliance on your website.

Reasonable Accommodation

Learn what reasonable accommodations are and how they support inclusion in websites and online environments.

Reasonable Adjustment

Reasonable adjustments ensure equal access by removing barriers for people with disabilities in digital spaces.

Responsive Design

Responsive design ensures websites work seamlessly on any device, enhancing readability, usability, and accessibility for all users.

S

Screen Reader Compatibility

Learn how screen reader compatibility makes web content accessible and discover practical tips to optimize websites for blind and visually impaired users.

Screen Readers

Screen readers translate digital content into speech & make websites accessible for blind people. Find out how they promote digital inclusion.

Sign Language

Discover how sign language enhances accessibility, promotes equality, and empowers people with hearing impairments in daily life and digital spaces.

Sign Language Interpreters

Sign language interpreters enable real-time communication between deaf and hearing users, ensuring digital content is inclusive and accessible for all.

Sign Language Video

Sign language videos break down barriers by making digital content understandable for deaf users. Learn how they improve accessibility and inclusion.

Speech Recognition

Learn how speech recognition empowers people with disabilities by enabling hands-free control, dictation, and smart home interactions.

Structured Negotiations

Structured negotiations solve accessibility conflicts through dialogue, not lawsuits. See how this approach builds cooperation and lasting agreements.

U

Usability

Discover how usability and accessibility work together to create inclusive, user-friendly websites for everyone, including people with disabilities.

User Testing

Improve website accessibility with real user testing. Ensure everyone, including people with disabilities, can navigate your site easily.

V

Video Accessibility

Learn how to make your videos accessible with captions, transcripts, and visual clarity for all viewers.

Vision Impairment

Make digital content accessible for vision-impaired users with large fonts, high contrast, alt text, and screen reader support.

Visual Alerting Devices

Discover how visual alerting devices improve accessibility for the deaf and hard of hearing with flashing lights, icons, and text-based alerts.

Voice User Input

Discover how voice user input improves accessibility for people with disabilities, enabling hands-free control and simpler interactions.

W

W3C

Learn how W3C and WCAG guidelines help create accessible websites, ensuring an inclusive and user-friendly digital experience for all.

WCAG

Learn what WCAG is, why it matters, and how to make your website accessible for everyone, including people with disabilities.

Web Accessibility

Learn how to make websites accessible so that all people, including those with disabilities, can easily use information and services.

Web Accessibility Compliance

Discover why accessibility is important and how to make your website inclusive, user-friendly and legally compliant.

Web Accessibility Initiative (WAI)

Learn how the Web Accessibility Initiative (WAI) ensures inclusive web experiences through WCAG, ATAG, and UAAG guidelines.

Web Accessibility Principles

Learn the four key principles of web accessibility and make your website inclusive for everyone, including people with disabilities.