Understandable / 3.1 Readable
3.1.3Unusual Words
Level AAAFor idioms, jargon, or words used in an unusual sense, provide a way to look up their meaning -- a glossary, an inline definition, or a link to a dictionary. This helps a wide range of readers, including people with cognitive or learning disabilities and non-native speakers, follow content that would otherwise be hard to parse.
Note
A detailed commentary for this success criterion is not yet available. In the meantime, this page lists related patterns, techniques, and links to the normative sources.
Related Techniques
Specific implementation techniques for meeting this success criterion. This site doesn't include the full text, so follow the links to the original W3C documents.
Sufficient Techniques(7)
- G55: Linking to definitions(opens in a new tab)waic.jp(opens in a new tab)
- G62: Providing a glossary(opens in a new tab)waic.jp(opens in a new tab)
- G70: Providing a function to search an online dictionary(opens in a new tab)waic.jp(opens in a new tab)
- G101: Providing the definition of a word or phrase used in an unusual or restricted way(opens in a new tab)waic.jp(opens in a new tab)
- G112: Using inline definitions(opens in a new tab)waic.jp(opens in a new tab)
- H40: Using description lists(opens in a new tab)waic.jp(opens in a new tab)
- H54: Using the dfn element to identify the defining instance of a word or phrase(opens in a new tab)waic.jp(opens in a new tab)
Normative References
- Success Criterion 3.1.3 Unusual Words — WCAG 2.2(opens in a new tab)The normative requirement text.
- Understanding Unusual Words — W3C(opens in a new tab)Official guidance on intent, examples, and techniques.