<dfn>
The <dfn> HTML element indicates a term to be defined. The <dfn> element should be used in a complete definition statement, where the full definition of the term can be one of the following:
The ancestor paragraph (a block of text, sometimes marked by a <p> element)
The <dt>/<dd> pairing
The nearest section ancestor of the <dfn> element,
Browser support
| Feature | Desktop | Mobile | ||||
|---|---|---|---|---|---|---|
| Chrome | Edge | Firefox | Safari | Chrome Android | Safari iOS | |
| 15 | 12 | 1 | 6 | 18 | 6 | |
1+Supported (version) Not supported ※Has note Sub-feature descriptions sourced from MDN Web Docs (CC BY-SA 2.5)
Syntax
HTML
<p><dfn>HTML</dfn> is a markup language used to describe the structure of web pages.</p>Live demo
term. definition
Dfn element in textmiddle. term definition.initialout time to usage.
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definition with Title attribute.
Title attribute to definition describe, hover in displaypattern.
PreviewFullscreen
Use cases
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Using <dfn>
The <dfn> HTML element indicates a term to be defined.
Cautions
- May not be supported in older browsers.
Accessibility
- Verify how this element is announced by screen readers.