Glossary
Terms used in accessibility research and practice. Each entry has a definition, common aliases, and category tags.
Search results
- HHS Usability Guidelines(also: Research-Based Web Design and Usability Guidelines, Usability.gov Guidelines)
- A comprehensive set of evidence-based web design and usability guidelines published by the U.S. Department of Health and Human Services (HHS). The guidelines cover areas including homepage design, page layout, navigation, scrolling, headings, links, text appearance, content…
- Heading Structure(also: Header Hierarchy, Heading Levels, Document Outline)
- The hierarchical organization of headings (H1 through H6 in HTML) used to define the logical structure and sections of a document or web page. Proper heading structure is one of the most critical accessibility features for screen reader users, who rely on headings to skim…
- Hypermedia
- An extension of hypertext that incorporates multimedia content — audio, video, images, and animation — alongside text, all linked in a non-linear structure. What distinguishes hypermedia from hypertext is the implied sequencing required for time-based media: a video contains…
- Hypertext
- A way of organising and presenting textual content in a non-linear manner by breaking it into fragments and describing the relationships between them. A book has chapters in a fixed order, but hypertext allows content to be navigated in multiple paths through links between…
4 results.